ОСТЕКЛЕНИЕ, СОДЕРЖАЩЕЕ ПРОЗРАЧНЫЙ ЭКРАН

Изобретение относится к боковому остеклению транспортного средства. Боковое остекление транспортного средства содержит прозрачный экран визуализации, подложку-световод, источник света и средство вывода света, излучаемого источником света. Прозрачный экран визуализации содержит систему формирования изображений, выполненную с возможностью отображать изображения в цифровом формате, и находится только в одной части остекления, так что можно смотреть через другую часть остекления, не глядя через прозрачный экран визуализации. Подложка-световод находится более снаружи, чем прозрачный экран визуализации. Источник света находится на периферии подложки-световода, в частности напротив торцевой кромки упомянутой подложки. Источник света предпочтительно образован множеством светодиодов. Достигается повышение эффективности искусственного обратного освещения для прозрачного экрана. 10 з.п. ф-лы, 4 ил.

LCD-Modul mit schmaler Einfassung und zugehörigem Kunststoffrahmen

Die vorliegende Erfindung stellt ein LCD Modul mit schmaler Einfassung und eine zugehörigen Kunststoffrahmen bereit, wobei das LCD Modul umfasst: ein Flüssigkristallpanel und ein Hintergrundlichtmodul, umfassend: mindestens einen optischen Film, eine Rückplatte, die den optischen Film trägt, und ein Kunststoffrahmen, der die Rückplatte umgibt und an zwei gegenüber liegenden Seiten desselben jeweils mindestens eine Fixierungsstruktur aufweist. Die Fixierungsstruktur umfasst: einen elastischen Haken, der mit dem Flüssigkristallpanel verzahnt, mindestens zwei Schultern, die von einer Innenseite des Kunststoffrahmens zur Unterstützung des Flüssigkristallpanels hervorstehen, und einen Verbindungsraum, der zwischen dem elastischen Haken und den Schultern ausgebildet ist, um das Flüssigkristallpanel aufzunehmen. Die vorliegende Erfindung kann zuverlässig das Flüssigkristallpanel und das Hintergrundlichtmodul fixieren, um die äußere Einfassung des LCD Moduls zu verringern, sodass eine LCD Vorrichtung ...

Liquid crystal display device

A liquid crystal display (LCD) device includes a liquid crystal panel 160, a bottom cover 171, a rear cover 179 and a guide panel 177. The liquid crystal panel displays an image. The bottom cover accommodates a light source configured to provide light to the liquid crystal panel. The rear cover accommodates the bottom cover. The guide panel is positioned on the bottom cover to support the liquid crystal panel. The bottom cover includes a hook CBH projecting from a bottom cover surface to engage with a corresponding latching portion (e.g. hole RH2) on either the rear cover or the guide panel. The guide panel may additionally include a hook GPH (see e.g. figure 6) such that the bottom cover hook and the guide panel hook engage with corresponding latching portions of the rear cover to couple the guide panel and the bottom cover to the rear cover (see e.g. figure 17).

ILLUMINATED GLAZED ASSEMBLY, DOOR AND REFRIGERATED CASE WITH SAID ASSEMBLY AND PRODUCTION

La présente invention est relative à sur une porte vitrée lumineuse de meuble réfrigéré comportant; des premiers et deuxième vitrages formant un vitrage isolant, vitrages espacées et avec un mastic (3) une source lumineuse périphérique (2) avec un support de source (20), des moyens d'extraction de la lumière guidée (14) pour former au moins une zone lumineuse une pièce de fixation (4), profilé, directement en contact adhésif avec le mastic. L'invention concerne aussi la fabrication de cette porte.

Optical fiber connecting device and optical fiber connecting body

The liquid crystal display device and light guide plate

INTEGRATED LIGHT PIPE AND PERIMETER CHASSIS

LIQUID CRYSTAL DISPLAY DEVICE INCLUDING AN EDGE TYPE BACKLIGHT UNIT USING AN LED AS A LIGHT SOURCE

PURPOSE: A liquid crystal display device is provided to protect a liquid crystal display panel from an outer vibration or shock by reinforcing the connection structure of a guide panel and a cover bottom. CONSTITUTION: A liquid crystal display device comprises a liquid crystal display panel, a light guide plate(16) place on the lower part of the liquid crystal display panel, a cover bottom(17) which surrounds an LED light source and the lower part of the light guide plate, a guide panel(13) which supports the liquid crystal display panel and surrounds the side part of the LED light source and the side part of the light guide plate, and a support member which forms a space in order to connect the vertical surface of the cover bottom. COPYRIGHT KIPO 2011 ...

DISPLAY DEVICE

LIGHT GUIDE PLATE HAVING FIXED STRUCTURE FOR BUFFER AND PROTECTION AND LIQUID CRYSTAL DISPLAY DEVICE THEREOF

Provided are a light guide plate having a fixed structure for buffer and protection and a liquid crystal display device thereof. The light guide plate having a fixed structure for buffer and protection comprises: a rear frame (110), a light guide plate (111), and a buffer structure (114), the light guide plate (111) comprises a groove (111a), and the buffer structure (114) is arranged in the groove (111a) and connected to the rear frame (110). The liquid crystal display device comprises a backlight module (11) and a liquid crystal plate (12) adjacent to the backlight module (11), the backlight module (11) comprises the rear frame (110), the light guide plate (111), and the buffer structure (114), the light guide plate (111) comprises the groove (111a), and the buffer structure (114) is arranged in the groove (111a) and connected to the rear frame (110). The light guide plate (111) is fixed by using the buffer structure (114), and the buffer structure (114) provides a buffer effect, thereby ...

Illumination unit and liquid crystal display device using the unit

The liquid crystal display device of the present invention is provided with: light sources; a light guiding plate for guiding light from the light sources to a direction of a liquid crystal panel; a reflection sheet so disposed as to cover the light guiding plate and the light sources; frame portion for supporting the light guiding plate and the light sources, both of which are covered with the reflection sheet (lighting element), from the upper side of the lighting element; a rear face cover for housing the lighting element and being fitted with the frame portion; and a shield portion disposed between the rear face cover and the lighting element. The shield portion is made form a material having high heat conductivity and shields gaps between the frame portion and the rear face cover, gaps between the rear face cover and the lighting element, and a plurality of heat discharge holes formed on the bottom of the rear face cover to isolate the display area from the gaps.

Electronic Device with Display Chassis Structures

Electronic devices may include displays. A display may include backlight components that provide backlight illumination for the display. Backlight components may include a light guide plate that distributes light from a light source across the display. Display chassis structures may be used to support display layers and backlight components. A metal chassis may include a portion that partially surrounds the light source. Openings or perforations in the metal chassis may allow the portion that surrounds the light source to flex about a flex axis. A portion of a display layer may be mounted to a plastic chassis. The plastic chassis may be insert molded over a light source, may form part of a package for a light source, may be adhered to a light source, or may wrap around the light source. An encapsulant may be formed over the light source to protect the light source from vibrations and contaminants.

Self-healing flexible electrophoretic displays

Systems, methods, and computer-readable media are disclosed for self-healing flexible electrophoretic displays and related devices. In one embodiment, an example flexible electrophoretic display may include a flexible plastic thin film transistor (TFT) backplane having a first width, an electrophoretic layer coupled to the flexible plastic TFT backplane, an electrode layer coupled to the electrophoretic layer, an integrated circuit disposed on the flexible plastic TFT backplane, and a protective sheet having a second width that is greater than or equal to the first width.

DISPLAY DEVICE

A display device includes a light guide plate; and a mold frame surrounding the light guide plate in a plan view. The mold frame includes a main frame, a first sub-frame, and a second sub-frame. Extending along one side surface of the light guide plate in a first direction, the main frame includes a first main portion positioned at one side of the first and second sub-frames, and a second main portion positioned at the other side of the first and second sub-frames. The first sub-frame is connected to the first main portion, and the first sub-frame protrudes toward the light guide plate from the first main portion along a second direction crossing the first direction. The second sub-frame is connected to the first main portion and the second main portion, and the first sub-frame and the second sub-frame are spaced apart from each other with a space therebetween. 1. A display device , comprising:a light guide plate; anda mold frame surrounding the light guide plate in a plan view, a first sub-frame;', 'a second sub-frame; and', a first main portion connected to a first end of the first sub-frame and a first end of the second sub-frame and extending along a first side surface of the light guide plate along a first direction; and', 'a second main portion connected to a second end of the second sub-frame and extending along the first side surface of the light guide plate opposite the first direction,, 'a main frame comprising], 'wherein the mold frame comprisesthe first sub-frame and the second sub-frame being parallel and spaced apart from each other with a space therebetween.2. The display device of claim 1 , wherein the light guide plate comprises glass and/or quartz.3. The display device of claim 1 ,wherein the first sub-frame comprises a first section facing the first side surface of the light guide plate and a second section connecting the first section and the first main portion.4. The display device of claim 3 ,wherein a side surface of the first section facing ...

BACKLIGHT UNIT AND LIQUID CRYSTAL DISPLAY DEVICE INCLUDING THE SAME

A light emitting diode assembly includes: a light emitting diode (LED) printed circuit board (PCB) having a base layer, an insulating layer on the base layer and a circuit pattern layer on the insulating layer, the LED PCB including a plurality of through holes spaced apart from each other; and a plurality of light emitting diodes (LEDs) inserted into the plurality of through holes, respectively, from a bottom surface of the LED PCB, each of the plurality of LEDs including a lead contacting the circuit pattern layer.

SHEET LIGHT SOURCE DEVICE AND LIQUID CRYSTAL DISPLAY USING IT

PROBLEM TO BE SOLVED: To provide a sheet light source device, which has a high impact resistance, can be produced at low cost, and also can be prevented from the generation of non- uniform brightness. SOLUTION: A side light type sheet light source device includes a light guide plate made of a transparent material; at least one rod-shaped light source disposed adjacent to a light-incident surface which is a side section of the light guide plate; a tubular reflective member covering a portion of the rod-shaped light source other than a face of the light source opposite to the light guide plate; a planar reflective member disposed adjacent a position opposite to a lower surface of the light guide plate; and a protecting/maintaining member receiving the light guide plate, the light source and the two reflective members. A portion of a side of the light guide plate on which the rod-shaped light source is disposed is in contact with the protecting/maintaining member side to protect/maintain the ...

ОСТЕКЛЕНИЕ, СОДЕРЖАЩЕЕ ПРОЗРАЧНЫЙ ЭКРАН

Light panel

A LED light panel 10 for use in an enclosed environment comprises LED strips 18 and a wave guide 16 in visible communication with the LED strips to propagate light across the light panel 10. The wave guide 16 is made from an acrylic material. The light panel 10 also comprises a capsule encasing the LED strips and the wave guide16. The capsule has a screen 20 arranged to be backlit by the wave guide 16, and the capsule is hermetically sealed around the wave guide 16.

Waterproof backlight module

Floor panel

A light transmission floor panel 1 (e.g. for supporting and lighting a motor vehicle for display) has a glass sheet 7 mounted on a plastic sheet 5 and overlapping the edge of the plastics sheet. This allows a light source 8 to provide edge lighting of the sheet 5. As shown, the panel also comprises a second plastics sheet 6 and a base member in the form of a rectangular frame 2 which supports a support structure. The support structure comprises rectangular struts 3A and diagonal struts 3B. Mounted on the support structure is a reflective layer 4, first plastics sheet 5, second plastics sheet 6, and glass sheet 7. A floor may be formed by placing a number of panels 1 together, and the floor panels may be mounted on a matrix of beams (22, Figure 3) which are themselves mounted on height adjustable pedestals (24, Figure 2).

Illuminated advertising boards and components thereof

PANEL WITH INSULATED GLASS SUBSTRATE, HIGHLIGHTED SURFACES LIGHT-EMITTING DIODE

LED ILLUMINATED GLASS INSULATING PANEL

Illumination unit and liquid crystal display device using the unit

백라이트 유닛 및 디스플레이 장치

... 백라이트 유닛은 발광 소자, 상기 발광 소자로부터 조사되는 광을 가이드하는 도광판, 상기 도광판 전면에 배치되는 광학 시트, 상기 도광판 후면에 배치되는 하부 샤시, 상기 광학 시트 전면에 배치되는 몰드 프레임, 상기 하부 샤시와 상기 몰드 프레임 사이에 배치되어 상기 몰드 프레임을 상기 광학 시트의 전면과 이격시키는 접촉 방지 돌기를 포함한다.

Backlight unit and display device using the same

Disclosed is a backlight unit. The backlight unit includes a backlight configured to supply light in one direction, a case accommodated in the backlight, and a cabinet coupled to a top of the case, and configured to include a side wall which faces one direction. The inside of the case has a hive structure. At least one edge region of the case includes a stepped portion which is lower in height than a central region of the case to accommodate the cabinet.

Lighting device

A lighting device is provided, including a housing, a light source module, a light guiding module, and a protective member. The housing has an accommodating space, and the light source module is disposed in the accommodating space. The light guiding module has a top surface, a bottom surface opposite to the top surface, a first lateral surface, and a second lateral surface opposite to the first lateral surface. The light from the light source module can be received by the top surface. The first and second lateral surfaces connect the top surface to the bottom surface. The protective member surrounds the first lateral surface, the bottom surface, and the second lateral surface. The opposite ends of the protective member are connected to the housing.

Liquid crystal display

A liquid crystal display is disclosed. The liquid crystal display includes a liquid crystal panel, a light guide plate disposed under a back surface of the liquid crystal panel and having a light incident surface, a light source module including at least one light source disposed opposite the light incident surface and supporting an edge of one side of the liquid crystal panel at a lower part of the liquid crystal panel, and a cover bottom supporting an edge of the other side of the liquid crystal panel at the lower part of the liquid crystal panel and covering at least a portion of the light guide plate and at least a portion of the light source module.

Thin Flat Panel LED Luminaire

The invention described herein is a very thin flat panel LED luminaire, including a flat baseboard, a flat reflection panel, a flat acrylic panel, a flat diffusion panel, LED bar, and aluminum encasement frame which combines with the baseboard to form the chassis for the luminaire. The LED bar is placed along either or both sides of the stack. The acrylic panel is printed with a mesh-like mask pattern of dots in a pattern in which the density of the pattern is decreases the farther away from the LED bar the pattern is, differentially coupling the light from the point source LED bar from the reflection panel into the flat acrylic panel so that illumination across the luminaire is substantially uniform. 18-. (canceled)9. A flat LED luminaire , comprising:a LED bar having at least one light emitting diode disposed thereon;an optical stack having an edge that abuts the LED bar, including, from top to bottom,a flat baseboard,a flat reflection panel for receiving light from the LED bar,a flat acrylic panel having a top surface and a bottom surface, the top surface facing the flat reflection panel, the top surface having a mask pattern printed thereon, the mask pattern for filtering light transmitted from the flat reflection panel into the flat acrylic panel for providing a uniform transmission of the light from the acrylic panel across the bottom surface of the flat acrylic panel, anda flat diffusion panel configured to receive the light from the bottom surface of the flat acrylic panel and emit the light into a space to be illuminated; andan encasement frame disposed about the stack and LED bar.10. The flat LED luminaire of claim 9 , wherein the encasement frame is rectangular.11. The flat LED luminaire of claim 9 , wherein the encasement frame is circular.12. The flat LED luminaire of claim 9 , wherein the mask pattern is printed with meshing dots claim 9 , the printed pattern of meshing dots being less dense farther from the LED bar light source and more dense closer ...

Spread illuminating apparatus with protection cover

A cover made of a light-transmissible material and adapted to cover a top surface of a light reflection pattern and an outside surface of a housing is attached on a frame-like plate, that is a part of a casing of a display product such as a cellular phone. Even if the frame-like plate is detached during or after the spread illuminating apparatus is mounted on the product, dusts or foreign materials are prevented from getting stuck to the light reflection pattern, or getting in the gap between the light conductive plate and the housing, or other component members are prevented from damaging the top surface of the light reflection pattern or the outside surface of the housing. These preventions or protections can be ensured by only one single cover, thereby simplifying the configuration of the apparatus.

BACKLIGHT MODULE AND DISPLAY DEVICE

A backlight module and a display device are provided. The backlight module has a plastic frame and a light guide plate located in the plastic frame. Convex portions and groove portions aligned to the convex portions are formed on the plastic frame to form an elastic structure. One of the convex portions is configured to contact with a sidewall of the light guide plate, and one of the convex portions is offset toward a side of one of the groove portions by being pressed by the light guide plate, thereby deforming one of the groove portions, so that the elastic structure and the light guide plate form an interference fit. Therefore, the light guide plate is fixed in the plastic frame without offset.

COOLER HAVING A TRANSPARENT DISPLAY

A cooler having a transparent display is provided. The cooler may include a body having a storage space configured to receive products therein, a door installed on the body to open and close the storage space; and a display assembly installed in the door. The display assembly may include a transparent display pane, a dispersion panel arranged at a rear of the transparent display panel and configured to scatter light, which is incident upon the dispersion panel, a first light source configured to radiate light to an inside of the dispersion panel, wherein transparency of the dispersion panel is controlled via the first light source depending on a distance between the cooler and an object located outside the cooler, and a second light source configured to radiate light to control brightness in the storage space, depending on the distance between the object and the cooler.

BACKLIGHT MODULE AND DISPLAY DEVICE

The present disclosure relates to a backlight module including a light guide plate, and further an integrally-formed frame covering the light guide plate. The integrally-formed frame including an accommodating cavity for accommodating the light guide plate. The accommodating cavity is formed to be surrounded by a top plate located at a light-emitting surface of the light guide plate, a side plate located at a side of the light guide plate, and a bottom plate located at a bottom surface of the light guide plate opposite to the light-emitting surface. The present disclosure also relates to a display device.

SOLID-STATE DRIVE

A solid-state drive is provided, including: a substrate, a flash memory module, at least one light-emitting portion and at least one light-guiding portion. The substrate has a transmit port. The flash memory module is disposed on the substrate, and the flash memory module is electrically connected with the transmit port. The at least one light-emitting portion is disposed on the substrate, and the at least one light-emitting portion is electrically connected with the transmit port. The at least one light-guiding portion at least partially covers the at least one light-emitting portion.

DISPLAY APPARATUS

A protective plate (30) is provided in an opening (20) of a design bezel (2). The design bezel (2) includes ribs (22) rising from a back surface thereof around the opening (20). A shrinkage suppressing member (4) provided behind a display module (3) is sandwiched between the ribs (22) at sides of the shrinkage suppressing member (4), and has rigidity that prevents deformation even when the shrinkage suppressing member (4) receives a force in a shrinking direction from the design bezel (2) and a linear expansion coefficient smaller than a linear expansion coefficient of the design bezel (2).

PUPIL EXPANDER INTEGRITY

A system and method includes a display device comprising a spatial light modulator arranged to output spatially modulated light to form an image. The system further includes a waveguide pupil expander configured to receive spatially modulated light from the display device at an input port thereof and to expand the viewing window of the system. The system further comprises a controller and a viewer tracking system. The viewer tracking system is arranged to monitor a viewer's face to detect stray light incident thereon, and to output a signal indicating a mechanical, structural or optical failure of the waveguide pupil expander upon detection thereof. The controller is arranged to respond to a signal indicating a mechanical, structural or optical failure of the waveguide pupil expander. In examples, the controller is configured to control the spatially modulated light output by the display device, such as to control (e.g., turn off) a light source of the display device, in response to a signal ...

ВОДОНЕПРОНИЦАЕМЫЙ МОДУЛЬ ПОДСВЕТКИ

Водонепроницаемый модуль подсветки содержит светопроводящую пластину, отражающую пластину на нижней стороне светопроводящей пластины, оптическую пленку и панель дисплея, расположенную последовательно над светопроводящей пластиной, а также раму, выполненную на боковой части светопроводящей пластины и оптической пленки, причем на боковую часть панели дисплея, на область соединения, где панель дисплея соединена с рамой, и на соединительный зазор между рамой и отражающей пластиной наносят водонепроницаемый герметик. Водонепроницаемый модуль подсветки, согласно настоящему изобретению, может эффективно предотвращать попадание воды в электронное мобильное устройство, что позволяет обеспечить нормальное функционирование электронного устройства и схемы. Водонепроницаемый модуль подсветки предполагает небольшую модификацию структуры, прост в изготовлении и обеспечивает очевидное преимущество, заключающееся в повышенной водонепроницаемости электронного терминала, что позволят адаптироваться к более ...

ПЛОСКОЕ ОСВЕТИТЕЛЬНОЕ УСТРОЙСТВО (ВАРИАНТЫ) С ЦЕЛЬНОЛИТНЫМ КРЕПЕЖНЫМ БЛОКОМ И СПОСОБ ЕГО ИЗГОТОВЛЕНИЯ

Planare Beleuchtungsvorrichtung mit Schutzabdeckung

A FLAT-SHAPED LIGHT DEVICE WITH A SINGLE-MOLDED SECURING UNIT AND METHOD THEREOF

The disclosed invention provides a flat-shaped lightning device where all the components of the lighting unit are embedded in a single-mold, one-piece securing unit made out of a solid matrix. The lighting unit comprises a diffusing panel, a light guiding panel, a light source, a diffusing sheet and may also comprise a gasket and one or more circuit board. All of the parts, in particular, frames, plates, gaskets, that usually constitute the securing unit are replaced with a single-piece solid matrix obtained through a single operation. The lighting device is totally watertight, no parts can be loosened. The invention also provides a method for manufacturing the preferred embodiment of the invention.

TRANSLUCENT DIGITAL DISPLAY SYSTEM

A digital display system includes a transparent outer protective panel, a transparent inner protective panel, and a translucent digital video display located between the outer and inner protective panels. An integrated media player is operably connected to the translucent digital video display so that full-motion videos displayed on the translucent digital video display are viewed through the outer protective panel and items can be viewed through the translucent digital video display. The digital display system can be incorporated into any environment where a product is located behind a glass enclosure such as freezers, coolers, security glass, jewelry cases, liquor cases, cosmetic cases, and the like. In retail environments, the digital display systems can also be incorporated into entry doors, windows, drive-thru windows, teller windows, and any other location where there is traditionally glass and you want to focus consumer attention obstructing the customer's line of site.

Surface light-emitting device

Backlight module and liquid crystal display device comprising same

The invention discloses a backlight module and a liquid crystal display device comprising the same. The backlight module comprises a light guide plate, a lamp strip and an outer frame, and the lamp strip is optically coupled with the light guide plate, and is mounted onto the outer frame from the inner side. As the lamp strip is mounted on the outer frame of the backlight module, the lamp strip and external air can be in heat exchange to dissipate heat via the outer frame directly. As the lamp strip is directly arranged on the outer frame, a heat conduction path is greatly reduced, heat generated by the lamp strip can be timely dissipated via the outer frame, the temperature in the backlight module is reduced, stability of components in the backlight module is improved, the service lives of the components in the backlight module are prolonged, and the problem that the stability of a liquid crystal panel is affected due to over high temperature is avoided.

Light source device and display device

Display device

WINDOW ASSEMBLY LIGHT, DOOR AND REFRIGERATED CABINET DURING MANUFACTURING.

La présente invention est relative à sur une porte vitrée lumineuse de meuble réfrigéré comportant : - des premiers et deuxième vitrages formant un vitrage isolant, vitrages espacées et avec un mastic (3) - une source lumineuse périphérique (2) avec un support de source (20), - des moyens d'extraction de la lumière guidée (14) pour former au moins une zone lumineuse - une pièce de fixation (4) directement en contact adhésif avec le mastic. L'invention concerne aussi la fabrication de cette porte.

면 발광 장치

... 면 발광 장치는 수지판(11)의 양면에 접착층(14)을 통해서 밀착 고정된 유리판(12)을 갖는 도광판(1)과, 도광판(1)의 일단면으로부터 광을 도광판 내로 입사시키는 광원(2)을 구비한다. 그리고, 광원(2)으로서 460㎚ 이상 490㎚ 이하의 파장 범위에 청색 중심 파장을 갖는 것, 또는 440㎚ 이상 460㎚ 미만의 파장 범위에 청색 중심 파장을 가짐과 아울러 색 온도가 4000K 이하인 것을 사용한다.

OPTICAL ELEMENT LAMINATE, AND MANUFACTURING METHOD THEREFOR, BACKLIGHT AND LIQUID CRYSTAL DISPLAY DEVICE

QUANTUM DOT LIGHT CONVERSION SHEET

The present invention relates to a quantum dot light conversion sheet using a nanometer-sized quantum dot converting blue light into green or red light. The quantum dot sheet is mounted on an LCD display device so as to increase light efficiency and to convert light to be close to a natural color. The present invention relates to using a barrier layer coated on a release film as a barrier layer for protecting a quantum dot layer. In particular, the quantum dot sheet is manufactured in such a manner that a base film is separated and, therefore, the thickness of the quantum dot sheet can be reduced and manufacturing costs can be reduced. COPYRIGHT KIPO 2017 ...

BACKLIGHT ASSEMBLY AND ASSEMBLING METHOD THEREOF

Light guide plate with blunt edges

Backlight module with integrally molded metal back plate-frame and liquid crystal display using the same

An exemplary backlight module (2) includes a metal back plate (21) and a frame (22) formed together as a single body, a light guide plate (24) having a light incident surface, and plural light sources (26) arranged adjacent to the light incident surface. The combined metal back plate and frame defines a space accommodating the light guide plate and the light sources. The combined metal back plate and frame can protect the light guide plate and the light sources from being displaced in the event of collision or shock. Therefore the backlight module can maintain reliable optical performance even in rugged application environments or when an accident occurs. A liquid crystal display using the backlight module is also provided.

BACKLIGHT ASSEMBLY AND DISPLAY DEVICE HAVING THE SAME

A backlight assembly includes an optical member, a receiving container and a combining member. The optical member is configured to change optical characteristics of light. The receiving container includes a bottom plate and a sidewall. The bottom plate is disposed under the optical member and is configured to receive the optical member thereon. The sidewall extends from the bottom plate to form a receiving space with the bottom plate. The optical member is received in the receiving space. The combining member includes a first frame, a second frame and a third frame. The first frame partially covers a bottom surface of the optical member. The second frame protrudes upwards from the first frame. The third frame protrudes from an inner surface of the second frame to partially cover an upper surface of the optical member.

Electronic Device with Display Chassis Structures

Electronic devices may include displays. A display may include backlight components that provide backlight illumination for the display. Backlight components may include a light guide plate that distributes light from a light source across the display. Display chassis structures may be used to support display layers and backlight components. A metal chassis may include a portion that partially surrounds the light source. Openings or perforations in the metal chassis may allow the portion that surrounds the light source to flex about a flex axis. A portion of a display layer may be mounted to a plastic chassis. The plastic chassis may be insert molded over a light source, may form part of a package for a light source, may be adhered to a light source, or may wrap around the light source. An encapsulant may be formed over the light source to protect the light source from vibrations and contaminants.

BACKLIGHT ASSEMBLY, DISPLAY DEVICE INCLUDING THE SAME, AND METHODS OF FABRICATING THE BACKLIGHT ASSEMBLY AND THE DISPLAY DEVICE

A backlight assembly includes a light guide plate that includes an incidence surface and a light source unit that emits light through a light emitting surface toward the incidence surface. The light source unit includes a light source and a circuit board that are electrically connected to each other. The light source is disposed on the circuit board, and the circuit board is electrically connected to the light source and extends in a first direction. At least a portion of the light guide plate contacts the circuit board at a contact surface that extends along a first direction. A portion of the contact surface is used as a bonding region.

Narrow bezel LCD module and plastic frame thereof

The present invention provides a narrow bezel LCD module and a plastic frame thereof, the LCD module comprises: a liquid crystal panel; and a backlight module having: at least one optic film; a back plate carrying the optic film; and a plastic frame surrounding the back plate and having at least one fixation structure at two opposite sides thereof, respectively. The fixation structure comprises: an elastic hook engaged with the liquid crystal panel; at least two shoulders protruded from an inner side of the plastic frame to support the liquid crystal panel; and an engagement space formed between the elastic hook and the shoulders to engage with the liquid crystal panel. The present invention can reliably fix the liquid crystal panel and the backlight module to decrease the outer bezel size of the LCD module, so that a LCD device can provide greater viewing angle within a limited space.

BACKLIGHT MODULE AND DISPLAY COMPRISING THE SAME

The present invention relates to a backlight module, comprising: a backboard having at least a positioning convex part protruding from a surface of the backboard; a light guiding plate arranged on the backboard, having a light-near side and a light-far side disposed opposite to each other, and two connecting sides disposed opposite to each other; a light source disposed near the light-near side of the light guiding plate; and at least a buffer element interposed between the light-far side of the light guiding plate and the backboard, and the buffer element abuts against the light-far side. 1. A backlight module , comprising:a backboard having at least a positioning convex part protruding from a surface of the backboard;a light guiding plate arranged on the backboard, having a light-near side and a light-far side disposed opposite to each other, and two connecting sides disposed opposite to each other, wherein two ends of each connecting side are connected to the light-near side and the light-far side respectively, and at least one of the connecting sides has at least a concave portion disposed corresponding to the positioning convex part of the backboard, and the concave portion has a first side near the light-near side and a second side near the light-far side;a light source disposed near the light-near side of the light guiding plate; andat least a buffer element interposed between the light-far side of the light guiding plate and the backboard, and the buffer element abuts against the light-far side,wherein when the positioning convex part is engaged with the concave portion, the positioning convex part and the first side of the concave portion are spaced apart by a first distance, and the positioning convex part and the second side of the concave portion are spaced apart by a second distance, wherein the first distance is larger than the second distance.2. The backlight module of claim 1 , wherein the first distance is 0.4% to 1% of length of one of the ...

Cover plate structure and display device

A cover plate structure for a display device is provided. The cover plate structure includes a light-transmitting substrate, a light-shielding layer, and a light-transmitting covering layer. The light-transmitting substrate has a flat upper surface and a lower surface. The light-shielding layer is disposed on an edge of the flat upper surface of the light-transmitting substrate and in direct contact with the flat upper surface. The light-transmitting covering layer is located on the light-shielding layer and the light-transmitting substrate.

Circuit board and lighting device and board housing module having the circiut board

A circuit board, and a lighting device and board housing module having the circuit board. The circuit board includes a support substrate having a first region and a second region bent from the first region, light emitting devices disposed on the first region, and a protective support portion protruding more than the light emitting devices from the support substrate of the first region.

Liquid crystal display device with rigid chassis

A liquid crystal display device has a reinforced rigidity against external impacts. The liquid crystal display device includes a liquid crystal display panel (104) and a backlight assembly (150); and a bottom chassis (122, 122', 122", 122''') disposed to receive the liquid crystal display panel (104) and the backlight assembly (150), the bottom chassis (122, 122', 122", 122"') having a projection (122'b, 122"b, 122"'b) projected from an inner surface (127, 122'a, 122"a, 122'''a) of the bottom chassis (122, 122', 122'', 122''') towards the liquid crystal display panel (104) and the backlight assembly (150).

BELEUCHTUNGSEINHEIT UND DIE EINHEIT VERWENDENDE FLÜSSIGKRISTALLANZEIGEVORRICHTUNG

Leuchtvorrichtung mit einer Lichtleiterplatte

Die Erfindung betrifft eine Leuchtvorrichtung (10) mit einer Lichtleiterplatte (12), wenigstens einer Leuchtdiode (14) zum Erzeugen von in die Lichtleiterplatte (12) einkoppelnden Lichts, einem umlaufenden Rahmen (16) und einem Versteifungselement (18), wobei der Rahmen (16) einen Durchgang (19) umgrenzt, wobei ein umlaufender Randabschnitt (20) der Lichtleiterplatte (12) in dem Rahmen (16) aufgenommen ist, wobei die Lichtleiterplatte (12) eine umlaufende Seitenfläche (22) und wenigstens eine Lichtaustrittsfläche (24) aufweist, wobei wenigstens ein Mittel (26) zum Auskoppeln des von der umlaufenden Seitenfläche (22) in die Lichtleiterplatte (12) eingekoppelten Leuchtdiodenlichts durch die Lichtaustrittsfläche (24) hindurch vorgesehen ist, wobei das Versteifungselement (18) einen umlaufenden Randbereich (28) und einen mittleren Bereich (30) umfasst, wobei der umlaufende Randbereich (28) mit einer umlaufenden Außenfläche (32) des Rahmens (16) flächig und stoffschlüssig verbunden ist, und ...

Illuminated advertising boards and components thereof

An edge illuminated advertising board comprises a bracket (12, Fig. 1), an elongate light unit (14, Fig. 1), a light directing unit 16 and a translucent advertising sheet (18, Fig. 1). The light directing unit comprises a translucent light guide layer 32, a reflective layer 34 adjacent the translucent layer and an optional protective film layer 30. A waterproof seal 42 is provided for preventing ingress of moisture between the translucent layer and the reflective layer. The waterproof seal may take the form of waterproof double-sided adhesive tape. A further waterproof seal in the form of a strip of translucent waterproof adhesive tape 46 may be provided around the perimeter edge of the light directing unit. The elongate light unit comprises an elongate housing and an elongate printed circuit board (PCB) bearing a plurality of light emitting diodes (LEDs) spaced along the length of the PCB. The bracket has first and second adjacent slots. The first slot (20, Fig. 1) receives the elongate ...

THIN FLAT PANEL LED LUMINAIRE

A thin flat panel LED luminaire (10) includes a flat baseboard (60), a flat reflection panel (75), a flat acrylic panel (80), a flat diffusion panel (20), an LED bar (85) and an aluminium encasement frame (15) which is combined with the baseboard (60) to form a chassis for the luminaire (10). The LED bar (85) is placed along either or both sides of the stack of the panels. The flat acrylic panel (80) is printed with a mask pattern (100) formed of mesh dots in which the density of the dots decreases with the increase of the distance from the LED bar (85). The mask pattern (100) enables differential coupling of light from the flat reflection panel (75) into the flat acrylic panel (80) so that illumination across the luminaire (10) is substantially uniform.

Central frame and liquid crystal display module

The invention provides a central frame and a liquid crystal display module. The central frame comprises a plastic portion and a rubber portion, and the plastic portion and the rubber portion enclose to form the central frame. By means of enclosure of the plastic portion and the rubber portion to form the central frame, manufacturing cost of the central frame can be reduced, and elasticity of the central frame is improved.

GLAZING COMPRISING A TRANSPARENT SHIELD.

LIQUID CRYSTAL DISPLAY IN WHICH THE RIGIDITY ABOUT THE LOAD IS IMPROVED

PURPOSE: A liquid crystal display device is provided to reduce the impact from the outside such as weight, or falling down damage. CONSTITUTION: A bottom chassis(122') comprises an LCD panel(104), and a plurality of protrusions(122'b) on the bottom surface(122'a). The protrusions protect a gap between the bottom chassis(122') and the backlight assembly. The protrusions are formed since the region is at least shaped of the bottom chassis overlapped with the display space(Active Area) of the LCD panel to concavo-convex. A flexible printed circuit board(109) and an adhesive member(124) are arranged in order not to be overlapped with the protrusion. © KIPO 2009 ...

LIGHT GUIDE FILM, ULTRA-THIN LIQUID CRYSTAL BACKLIGHT UNIT AND PORTABLE COMPUTER, AND METHOD FOR MANUFACTURING LIGHT GUIDE FILM

DISPLAY DEVICE

A display device is provided. The display device comprises a base substrate where a display region and a non-display region surrounding the display area are defined; a first common electrode disposed in the non-display region on the first base substrate; a light shielding member disposed on the first common electrode and having an opening part to expose a part of the first common electrode; a second base substrate facing and spaced from the first base substrate; and a sealing member interposed between the first base substrate and the second base substrate and disposed on the non-display region, surrounding the display region, and overlapping at least part of the first common electrode. The sealing member includes one or more light shielding sealants mutually stacked and one or more light transmitting sealants having a lower optical density than the light shielding sealant. So, the display device can have sufficient durability against external impact. COPYRIGHT KIPO 2017 ...

SIDE ILLUMINANT BODY HAS A UNIFORM AND BEAUTIFUL SIDE ILLUMINANT

PURPOSE: A side illuminant body is provided to have thin thickness while securing an illumination function and a heat expansion-contraction following function and to certainly and stably fix a reflector or a reflective sheet to a light guide plate. CONSTITUTION: A reflector and a reflective sheet(2) are arranged on the rear side of a light guide plate(1). A supporting frame is arranged on a standing plate(52). A light source holder purchases an LED light source. A screw operational hole is formed on the standing plate of the supporting frame. A light diffusing sheet and a light diffusing plate which diffuses light are arranged on the front side of the light guide plate. An insert nut is arranged on the light guide plate. The reflective sheet, the light diffusing sheet, and a transparent cover are overlapped by using a screw. COPYRIGHT KIPO 2012 ...

도광판 홀더 및 이를 이용한 백라이트 유닛

... 백라이트 유닛이 개시된다. 상기 백라이트 유닛은 커버보텀; 상기 커버보텀의 측면 일측의 내면에 배치되며, 회로기판 및 상기 회로기판 상에 실장되는 엘이디들을 포함하는 엘이디 어레이; 상기 회로기판의 일측 끝에서 상기 회로기판의 표면에 실장되며, 상기 커버보텀의 일측 모서리 내측에 배치되는 도광판 홀더; 상기 커버보텀 내에 삽입되어 일측 측면이 상기 엘이디 어레이에 마주하며, 일측 모서리가 상기 도광판 홀더에 지지되는 도광판; 및 상기 도광판의 상면에 배치되는 광학시트들을 포함하고, 상기 도광판 홀더는, 회로기판의 표면에 실장되며, 상기 회로기판의 길이방향에 평행하게 배치되고, 상기 회로기판 상에 실장되는 엘이디들보다 돌출되는 두께를 갖는 제1 홀딩부; 및 상기 제1 홀딩부에서 상기 회로기판의 표면에 접하는 일면과 대향하는 타면으로부터 상기 타면의 직각 방향으로 연장되는 제2 홀딩부를 포함하고, 상기 엘이디 어레이가 상기 커버 바텀의 측면 일측의 내면에 배치될 때 상기 제2 홀딩부가 상기 엘이디 어레이가 배치되는 상기 커버 바텀의 내면과 직각을 이루는 다른 내면에 대응되도록 상기 회로기판의 일측 끝단에 배치되고, 상기 제1 홀딩부 및 상기 제2 홀딩부가 직각으로 배치된 형상에서 그 안쪽면은 ㄴ자 형상을 이루도록 배치되어 상기 제1 홀딩부 방향의 제1 도광판 지지면 및 상기 제2 홀딩부 방향의 제2 도광판 지지면을 형성하며, 상기 도광판의 일측 모서리는 상기 제1 도광판 지지면 및 상기 제2 도광판 지지면에 지지될 수 있다.

Planar light-emitting apparatus

A planar light-emitting apparatus includes a light guide plate 1 having glass plates 12, which are sealed and fixed on two faces of the a resin plate 11 by adhesive layers 14, and a light source 2 which allows light from one edge face of the light guide plate 1 to enter into the light guide plate. The light source 2 has a blue center wavelength in the wavelength range equal to or more than 460 nm and equal to or less than 490 nm, or has a blue center wavelength in the wavelength range equal to or more than 440 nm and less than 460 nm and a color temperature equal to or less than 4000 K.

ARRANGEMENT OF A LIGHT-EMITTING SEMICONDUCTOR COMPONENT AND AN OPTICAL WAVEGUIDE LAYER

The light-emitting semiconductor component(1) and the optical waveguide layer (2) are arranged relative to one another in such a way that light emitted by the semiconductor component is coupled into the optical waveguide layer. The optical waveguide layer comprises an optically transparent material which is different from glass, and the light-emitting semiconductor component is arranged at an edge (6) of the optical waveguide layer.

Backlight assembly including a buffered lamp holder for impact absorption and display apparatus having the same

A backlight assembly includes a lamp, a light guide plate, a receiving container and a lamp holder. The lamp generates light. The light guide plate has a light incident face through which the light generated by the lamp enters the light guide plate. The light guide plate guides the light. The receiving container has a base plate and sidewalls protruding from the edge portions of the base plate to define a receiving space for receiving the lamp and the light guide plate. The lamp holder holds an end portion of the lamp and includes a buffer portion. When an impact is applied to the backlight assembly, the buffer portion absorbs the impact to prevent damages to the lamp and the light guide plate.

DISPLAY

A display including a display panel and a backlight module is provided. The backlight module includes a light guide plate and a support. The light guide plate includes a light exiting surface, a bottom surface opposite to the light exiting surface, and a light entering surface connected between the light exiting surface and the bottom surface. The support is disposed between the light guide plate and the display panel. The support is fixed to a side surface of the display panel facing the backlight module and is carried on the light exiting surface of the light guide plate. The support is in movable contact with the light exiting surface of the light guide plate.

Light Source Device and Display Apparatus

A light source device according to an aspect of the present disclosure comprises a light source, a plate-shaped optical member configured to emit light emitted by the light source from one surface of the optical member, and a support part configured to support the optical member. In the light source device, one portion of a peripheral edge part of the optical member is fixed to the support part, and the other portion of the peripheral edge part of the optical member are not fixed to the support part. 15-. (canceled)6. A light source device comprising:a light source;a plate-shaped optical member configured to emit light emitted by the light source from one surface of the optical member; anda support part configured to support the optical member, whereinone portion of a peripheral edge part of the optical member is fixed to the support part, andthe other portion of the peripheral edge part of the optical member are not fixed to the support part.7. The light source device according to claim 6 , whereinthe support part is provided with a screw hole having a female thread,the one portion of the peripheral edge part is provided with a through hole or a notch-shaped concave part, andthe light source device further includes a screw whose shank part having a male thread is inserted into the through hole or the concave part, such that the male thread and the female thread are screwed with each other to hold the optical member between a head part of the screw and the support part.8. The light source device according to claim 7 , whereina buffer part is disposed between the head part and the optical member.9. The light source device according to claim 6 , whereinthe optical member is a rectangular light guide plate or a diffusion plate arranged in a vertical position,an upper side part, or upper parts of right and left side parts of the optical member are fixed to the support part, anda lower side part, and at least vertical central parts and lower parts of the right and left ...

Light Device

The present invention provides in one aspect a light device having a light guide. The light guide () has at least one major side defining a light extraction side (). The light device further has at least one fibrous layer (), typically a non-woven or woven fibrous layer, disposed on the major side of said light guide defining said light extraction side. At the light extraction side, the light device has a plurality of discrete bonding areas () at which the at least one fibrous layer is bonded to the major side of said light guide. In a particular aspect, the bonding areas define light extraction elements on the light extraction side. Such an arrangement typically provides for an easy, reliable and cost-effective light device useful for a variety of applications including, for example, illuminating the interior of a vehicle 1. Light device comprisinga light guide having at least one major sidedefining a light extraction side,at least one fibrous layer disposed on the major side of said light guide defining said light extraction side,whereby said at least one fibrous layer is bonded to the major side of said light guidedefining said light extraction side in a plurality of discrete bonding areas.2. Light device according to claim 1 , whereby said plurality of discrete bonding areas define light extraction elements.3. Light device according to claim 1 , whereby said light guide further comprises light extraction elements.4. Light device according to claim 1 , whereby the bonding areas are arranged in a regular or irregular pattern.5. Light device according to claim 1 , whereby the light guide is a solid light guide.6. Light device according to claim 1 , whereby the light guide comprises flexible material.7. Light device according to claim 1 , whereby said bonding areas are arranged in a major portion of said at least one major side defining said light extraction side.8. Light device according to claim 1 , further comprising light extraction elements on a major side ...

BACKLIGHT ASSEMBLY

A backlight assembly includes a light emitting part, a light guide plate, a bracket and receiving container. The light emitting part generates light. The light guide plate includes a first side surface which receives the light, and a second side surface adjacent to the first side surface. The bracket is fixed to the second side surface of the light guide plate. The receiving container includes a bottom, and a sidewall perpendicularly extending from the bottom, and receives the light emitting part and the light guide plate. The sidewall includes combining portions which are combined with the bracket.

BACKLIGHT UNIT AND DISPLAY DEVICE INCLUDING THE SAME

A backlight unit and a display device are provided. The display device comprises: a display panel; and a backlight unit providing light to the display panel, wherein the backlight unit includes: a light emitting unit emitting light, a holder coupled with the light emitting unit and made of a metal material having rigidity, and a light guide plate coupled with the holder and guiding light emitted from the light emitting unit, and the light emitting unit and the light guide plate are integrated with each other by the holder.

Neon-free illuminated signage

A system and method for presenting a visual message by illumination. The system includes an LED light source and a transparent sheet. The transparent sheet is a transmission medium that includes a modified surface that refracts light in designated areas. The LED source illuminates the transparent sheet so that the LED illumination of the sheet achieves a visual effect of a neon filled glass tube lighting. The illumination system, however, is neon-free. The modified surface includes a disruption pattern or a printed ink layer, or the sheet includes two modified surfaces, one modified with a disruption pattern and another one modified with a printed ink layer. The LED light source includes multiple LED emitters on a circuit board. The LED light source projects light through the sheet in a direction that is parallel to a surface plane of the sheet.

Augmented reality display system

A personal display device for displaying virtual images to a wearer. The personal display device includes a frame having a right temple section, a left temple section, a right rear section, a left rear section, a right eye see-through section, and a left eye see-through section; a projection display device connected to the frame for projecting an image to the wearer; at least one waveguide stack module connected to the frame for propagating image-bearing light beams along a length of the at least one waveguide stack module, the at least one waveguide stack module being configured to receive the image from the projection display device and detected touch motions of the wearer sensed by the touchpad including sensing directions of the touch motions of the wearer.

Sign with transparent acrylic panel, decorative layer and light source

The sign includes at least one transparent panel, possibly curved and made of acrylic glass, with a decorative layer (12) over at least part of it, having a backing with metallic effect. The light source (14) reaches out along one side edge of the panel (10) so that the light generated enters the panel and is directed by refraction to the decorative layer. If more than one transparent panel is used, the decorative layer is inserted as a slice between the panels. The light source consists of neon lamps, either with one lamp illuminating one or more transparent panels, or with a separate lamp illuminating each panel, or with each panel having lamps along more than one side edge.

Elektronische Vorrichtung

Elektronikvorrichtung (1) umfassend: ein Gehäuse (8), von dem eine Oberfläche offen ist, und das einen Illumunierungslichtquellenteil, der einen Lichtführungskörper (7) enthält, aufnimmt; einen Designrahmen (3), der einen Flanschteil (3a) enthält, der einwärts aus einer Außenkante einer Rahmenöffnung vorragt, und einen Designpaneelteil (3b), der auswärts aus der Außenkante der Rahmenöffnung vorragt, um somit ein äußerliches Design auf einer Anzeigenoberflächenseite zu bilden, und der an einer Öffnung des Gehäuses (8) angebracht ist, um so den Lichtführungskörper (7) zwischen dem Flanschteil (3a) und dem Gehäuse (8) zu sandwichen; ein Flüssigkristallanzeigepaneel (2), in welchem eine Schutzplatte (2a) auf einer Anzeigenoberfläche montiert ist, und an der ein äußerer peripherer Teil der Schutzplatte am Designpaneelteil (3b) fixiert ist, und somit eine Rückseite desselben mit Licht von einer durch den Lichtführungsköper (7) geführten Lichtquelle illuminiert wird, und einen Gehäusekörper (4 ...

A mount arrangement for supporting a tapered light pipe

Backlight module and liquid crystal display device using the backlight module

Optical waveguide

Optical waveguide for a look through display, comprising a light guiding layer 110 and an anti-contaminant layer 240 wherein the anti-contaminant layer has substantially no impact on the total internal reflection of light at an interface 220 of the light guiding layer and anti-contaminant layer. The anti-contaminant layer distances the contamination (250, Fig. 2B) from the TIR interface. The contaminant may be fingerprints, dust, oil or the like. The refractive index of the anti-contaminant layer may be between 1.0 and 1.5, preferably between 1.1 and 1.3. The refractive index of the anti-contaminant layer may be equal to the refractive index of the light guide layer multiplied by the sine of a desired field angle bandwidth inside the light guide. The thickness of the anti-contaminant layer may be greater than 1 μm. The anti-contaminant layer may be a polymer. A protective layer (310, Fig. 3) may be bonded to the anti-contaminant layer. The refractive index of the protective layer may be ...

REFRIGERATOR

Provided is a refrigerator. The refrigerator includes a cabinet, a door configured to open and close the cabinet and having an opening, a panel assembly configured to shield the opening and including a see-through part, and a light provided further inward 5 from the refrigerator than the panel assembly to illustrate a rear side of a door so that the inside of the refrigerator is visible through the see-through part. The wherein the panel assembly includes a transparent front panel defining a front surface thereof, a display disposed on a rear surface of the front panel, a light guide plate disposed to be spaced apart from the display, a backlight configured to emit light toward an end of the ; light guide plate, and a rear panel made of a transparent material, spaced apart from the front panel to define a heat insulation space in which the display, the light guide plate, and the backlight are accommodated. The light may emit light to a rear region of the light guide plate from the outside ...

SELF-HEALING FLEXIBLE ELECTROPHORETIC DISPLAYS

Systems, methods, and computer-readable media are disclosed for self-healing flexible electrophoretic displays and related devices. In one embodiment, an example flexible electrophoretic display may include a flexible plastic thin film transistor (TFT) backplane having a first width, an electrophoretic layer coupled to the flexible plastic TFT backplane, an electrode layer coupled to the electrophoretic layer, an integrated circuit disposed on the flexible plastic TFT backplane, and a protective sheet having a second width that is greater than or equal to the first width.

Frame adhesive, frame adhesive manufacturing method and backlight module manufacturing method

Plate indicating luminous

ILLUMINATED WINDOW ASSEMBLY, DOOR AND REFRIGERATED CABINET WITH THIS ASSEMBLY AND MANUFACTURE.

Light guide plate unit having compound light-scattering elements and manufacturing method thereof

A light guide plate having compound light-scattering elements and a method for manufacturing the same are provided. A plurality of minute grooves are formed at least one of top surface and bottom surface of the light guide plate, so that the light-scattering rate increases as getting away from the light-incident side surface. By sandwiching light-scattering ink dots having sticky light-scattering beads evenly between the bottom surface of the light guide plate and the reflection sheet, the reflection sheet is attached to the bottom surface of the light guide plate by the light-scattering ink dots with stickiness. Perimeter edges of the reflection sheet are attached to the surface of the light guide plate, sealing so as to prevent water from invading between the reflection sheet and the light guide plate. Furthermore, the top surface of the light guide plate is covered by a transparent protection film, and the perimeter edges of the protection film are attached to the surface of the light ...

White reflective film applied to liquid crystal display having excellent film-forming properties and capable of suppressing the damage of the light guide plate

The present invention provides a white reflective film comprising a reflective layer A and a support layer B made of a thermoplastic resin composition containing agglomerated particles in a thermoplastic resin. The foregoing agglomerated particles have primary particle size (dp) of 3[mu]m or less, secondary particle size (ds) of 8[mu]m or less, and the content in the support layer B is 1vol% or more and 50vol% or less based on the volume of the support layer B. The support layer B forms at least one outermost layer of the white reflective film. The ten-point average roughness (Rz) on the surface of the outermost support layer B opposite to the reflective layer A satisfies formula (1), the secondary particle size (ds) of the agglomerated particles in the support layer B and the thickness (t) of the support layer B satisfy formula (2): 0.1xds ([mu][mu]m) ≤ Rz ([mu]m) ≤ 0.7xds ([mu]m) , formula (1); 0.07≤ds([mu]m)/t([mu]m) ≤ 20, formula (2). This film can sufficiently suppress the damage of ...

LIQUID CRYSTAL DISPLAY

A LED module includes a printed circuit board, LEDs which are vertically mounted on the printed circuit board and which emit light onto a side surface, and a contact member which is provided to come into contact with a light guide plate. The printed circuit board may be movably coupled to a bottom chassis. When the light guide plate undergoes thermal expansion, the LED module may move by pressing of the light guide plate acting on the contact member. Accordingly, a gap between the light guide plate and the LEDs may be uniformly maintained even when the light guide plate undergoes thermal expansion or is returned to an original state.

BACKLIGHT UNIT AND DISPLAY DEVICE

A backlight unit is disclosed. The backlight unit includes a light emitting device to emit light, an optical member to guide the light emitted from the light emitting device, a bottom chassis disposed on a rear surface of the optical member so as to support the optical member, a supporting member coming into partial contact with the bottom chassis so as to support a module including the light emitting device and a shock-absorbing member disposed between the rear surface of the optical member and the bottom chassis.

Device and method for attaching protective film to and removing protective film from light guide plate

A device includes a first roller to roll down a protective film around the first roller, a conveying device to convey a light guide plate (LGP), and a first fan to generate charged ions and blow out the charged ions. While the rolled-down protective film is being placed onto the LGP being conveyed by the conveying device, the charged ions blown out by the first fan are adhered to a first surface of the protective film to generate static electricity and the first surface of the protective film is attached to the LGP by the static electricity.

Backplane of Liquid Crystal Display Device, Back Light Module, and Liquid Crystal Display Device

The present invention discloses a backplane of liquid crystal display (LCD) device, back light module and LCD device. A backplane of LCD device comprises a mainboard; wherein, the side of the mainboard is provided with a shield on the rubber frame corresponding to the LCD device. The present invention extends the backplane of LCD device and covers exposed part of rubber frames. Because the backplane of LCD device has an intensity which is significantly higher than that of rubber frames and is not easily damaged during handling, the aim of protecting rubber frames and source pcbs is achieved. However, because the backplane of LCD device is adjacent to rubber frames, shields can be added directly in the backplane of LCD device. The process is simple and can minimize use of material for covering.

Spread illuminating apparatus

A spread illuminating apparatus includes: a light guide plate having protrusions on side surfaces of the light guide plate, a housing frame having recesses in which the protrusions of the light guide plate are introduced, a reflecting sheet arranged on a bottom surface side opposing an emitting surface of the light guide plate, and a fixation device for fixing the reflecting sheet to a bottom surface of the housing frame. The recesses of the housing frame include a first recess which is formed to be opened at a bottom surface side and is at least partially covered by the fixation device, and each of the protrusions to be arranged at the first recess has an opposing surface that opposes the fixation device, and the opposing surface is provided with clearance relative to the fixation device.

Systems and Methods for Preventing Light Guide Plate Scratching Artifacts

Systems, methods, and devices for preventing scratching artifacts on a light guide plate of a backlight are provided. In one example, an electronic device may include a processor to generate image data and a display to display the image data. The display may include a liquid crystal display panel and a backlight unit. A light guide plate and a diffuser of the backlight may be separated at least partly by a light guide plate scratch protection component. The light guide plate scratch protection component may be a pattern of molded convex bumps on the light guide plate, a self-healing coating, a nonstick (e.g., Teflon) coating, or some combination of these surfaces. 1. A backlight unit for a liquid crystal display , comprising:a light source;a light guide plate configured to convey light generated by the light source;a diffuser configured to diffuse the light conveyed by the light guide plate; and a first pattern of generally rounded convex bumps formed in a surface of the light guide plate that faces the diffuser;', 'a self-healing coating disposed directly on the surface of the light guide plate that faces the diffuser; or', 'a nonstick coating disposed directly on the surface of the light guide plate that faces the diffuser; or', 'any combination thereof., 'a light guide plate scratch protection component comprising2. The backlight unit of claim 1 , wherein the light guide plate comprises a second pattern of convex bumps on a surface opposite the surface of the light guide plate that faces the diffuser claim 1 , wherein the second pattern of convex bumps is substantially identical to the first pattern of convex bumps.3. The backlight unit of claim 1 , wherein the light guide plate comprises a second pattern of convex bumps on a surface of the light guide plate that is opposite the surface of the light guide plate that faces the diffuser claim 1 , wherein the first pattern of convex bumps comprises convex bumps having a smaller diameter than those of the second ...

BEND-RESISTANT BOTTOM CHASSIS AND DISPLAY DEVICE HAVING THE SAME

A display device is provided which includes a backlight unit including a light guide plate and a light source unit for supplying light to the light guide plate, the light guide plate configured to guide light from the light source unit; a display panel configured to display images using the light provided from the backlight unit; and a bottom chassis configured to receive the backlight unit and the display panel. The bottom chassis comprises a bottom portion on which the backlight unit and the display panel are placed; a plurality of lateral walls extending from the bottom portion toward the display panel; and at least one flange extending from at least one of the lateral walls, the bottom portion including a stress releasing member configured to prevent a stress induced in the flange from being transferred to the display panel. 1. A display device , comprising:a backlight unit including a light guide plate and a light source unit configured to supply light to the light guide plate, the light guide plate configured to guide light from the light source unit;a display panel configured to display images using the light provided from the backlight unit; anda bottom chassis configured to receive the backlight unit and the display panel, a bottom portion on which the backlight unit and the display panel are placed;', 'a plurality of lateral walls extending from the bottom portion toward the display panel; and', 'at least one flange extending from at least one of the lateral walls, the bottom portion including a stress releasing member configured to prevent a stress induced in the flange from being transferred to the display panel., 'wherein the bottom chassis comprises2. The display device of claim 1 , wherein the bottom portion includes a first area adjacent to the lateral walls and extending from the display panel claim 1 , and a second area at least partially enclosed by the first area.3. The display device of claim 2 , wherein the second area is an open area.4. The ...

Light guide plate and illumination apparatus

A light guide plate ( 30 ) includes an extracting light guide layer ( 40 ) having a pair of main surfaces ( 41 a, 41 b ). The extracting light guide layer ( 40 ) includes a base portion ( 45 ) having a pair of main surfaces ( 46 a, 46 b ), and a plurality of light diffusing portions ( 50 ) provided in the base portion. The light guide plate ( 30 ) can obscure extracting elements for extracting light.

LIGHT GUIDE PLATE AND PLANER LIGHT SOURCE DEVICE HAVING THE SAME

A light guide plate includes a light introduction surface to receive light supplied from a light source module and a light emission surface to emit the light outward, the light emission surface having a larger area than the light introduction surface. The light guide plate is of a material that transmits light and absorbs light in an absorption wavelength band. The light guide plate further includes a plurality of color patterns to convert the light supplied from the light source module into light in the absorption wavelength band. 1. A light guide plate comprising:a light introduction surface to receive light supplied from a light source module;a light emission surface to emit the light outward, the light emission surface having a larger area than the light introduction surface; anda plurality of color patterns to convert the light into light in an absorption wavelength band,wherein the light guide plate is of a material that transmits light and absorbs light in the absorption wavelength band.2. The light guide plate according to claim 1 , wherein the light guide plate is glass claim 1 , and the color patterns include phosphors to convert the light into a blue wavelength band.3. The light guide plate according to claim 1 , wherein the number of color patterns increase in density with increasing distance from the light introduction surface.4. The light guide plate according to claim 1 , wherein the color patterns increase in size with increasing distance from the light introduction surface.5. The light guide plate according to claim 1 , wherein the color patterns are inside the light guide plate or on an outer surface of the light guide plate.6. The light guide plate according to claim 1 , wherein the color patterns have a prescribed area when viewed from the front of the light guide plate.7. The light guide plate according to claim 1 , wherein the color patterns are on the light emission surface.8. The light guide plate according to claim 1 , further comprising a ...

Light Source Device and Display Apparatus

A light source device according to the present invention includes a light guide plate, a light source opposed to one end face of the light guide plate, a casing with one face being open, which houses the light guide plate and the light source and a frame member fitted onto an edge of the casing, the casing includes a contact part directly or indirectly being in contact with the one end face of the light guide plate at a side of the light source, and the frame member includes an elastic contact part being in contact with the other end face of the light guide plate while being elastic, at a side opposite to the light source. 110-. (canceled)11. A light source device , comprising:a light guide plate;a light source opposed to one end face of the light guide plate;a casing with one face being open, which houses the light guide plate and the light source; anda frame member fitted onto an edge of the casing,wherein the casing includes a contact part directly or indirectly being in contact with the one end face of the light guide plate at a side of the light source, andthe frame member includes an elastic contact part being in contact with the other end face of the light guide plate while being elastic, at a side opposite to the light source.12. The light source device according to claim 11 , wherein the contact part is formed to extend from a bottom face of the casing.13. The light source device according to claim 11 , whereinthe light source is provided with an LED on a substrate, andthe contact part is formed on the substrate.14. The light source device according to claim 11 , whereinthe frame member includes a projection part projecting inward from an edge of the casing, andthe elastic contact part is deflectable in a thickness direction of the elastic contact part, and has a shape of a rib facing the bottom face of the casing.15. The light source device according to claim 14 , wherein the elastic contact part has an inclined surface which is so inclined as to reduce a ...

GUIDING LIGHT PLATFORM

A guiding light platform includes a frame having a side plate, a top light-transmitting plate covering top of the frame, a bottom plate covering bottom of the frame, a LED strip mounted on the frame, and a separation plate mounted between the LED strip and the bottom plate. A top inner portion of the side plate is formed with a slanted surface disposed underneath and at an angle with respect to a bottom surface of the top light-transmitting plate to thereby define a space for receiving therein a waterproof adhesive. 1. A guiding light platform comprising:(a) a horizontally disposed rectangular frame comprising four aluminum side plates and four aluminum corner pieces joining the four aluminum side plates at four corners of the rectangular frame respectively, each corner piece comprising a main stem and first and second supports extending perpendicularly from the main stem, wherein the first and second supports are adapted to be inserted into opening ends formed on the side plates, each support is formed with a first screw hole, and each end of each side plate is formed with a second screw hole so that the side plates can be fastened to the corner pieces by driving screws through the first and second screw holes;(b) a top light-transmitting plate covering top of the frame;(c) a bottom plate covering bottom of the frame;(d) a LED strip mounted along an inner surface the frame;(e) a separation plate mounted between the LED strip and the bottom plate;(f) a battery case provided on the bottom plate for accommodating therein a rechargeable battery; and(g) an anti-skid leg provided at a bottom portion of the bottom plate;(h) wherein a top inner portion of each side plate is formed with a slanted surface disposed underneath and at an angle of 60° with respect to a bottom surface of the top light-transmitting plate to thereby define a space for receiving therein a transparent waterproof adhesive.2. A guiding light platform comprising:(a) a frame comprising a side plate;(b) a ...

LIGHT GUIDE MODULE AND DISPLAY MODULE HAVING THE SAME

A light guide module includes a light guide element and a light source. The light guide element includes a first light guide layer and a second light guide layer. The second light guide layer is disposed on the first light guide layer. The refractive index of the first light guide layer is greater than the refractive index of the second light guide layer. The light source is disposed in the first light guide layer.

SURFACE LIGHT-EMITTING DEVICE

A surface light-emitting device includes a light guide plate () comprising glass plates () respectively in close contact with and fixed to both surfaces of a resin plate () via adhesive layers (), and a light source () for causing light to enter the light guide plate from one end surface of the light guide plate (). As the light source (), a light source having a blue central wavelength in a wavelength range of 460 nm or more and 490 nm or less, or a light source having a blue central wavelength in a wavelength range of 440 nm or more and less than 460 nm and having a color temperature of 4,000 K or lower is used. 1. A surface light-emitting device , comprising:a light guide plate; anda light source for causing light to enter the light guide plate from at least one end surface of the light guide plate, a resin plate;', 'glass plates respectively in close contact with and fixed to both surfaces of the resin plate via adhesive layers each comprising an adhesive; and', 'a light scattering portion for guiding light propagating within the resin plate and the glass plates to an outside,, 'the light guide plate comprisingthe light source having a blue central wavelength in a wavelength range of 460 nm or more and 490 nm or less.2. A surface light-emitting device , comprising:a light guide plate; anda light source for causing light to enter the light guide plate from at least one end surface of the light guide plate, a resin plate;', 'glass plates respectively in close contact with and fixed to both surfaces of the resin plate via adhesive layers each comprising an adhesive; and', 'a light scattering portion for guiding light propagating within the resin plate and the glass plates to an outside,, 'the light guide plate comprisingthe light source having a blue central wavelength in a wavelength range of 440 nm or more and less than 460 nm and a color temperature of 4,000 K or lower.3. The surface light-emitting device according to claim 1 , wherein the light scattering ...

BACKLIGHT MODULE AND DISPLAY MODULE

A backlight module and a display module are disclosed. The backlight module includes: a back plate and an optical component, wherein at least one positioning structure is disposed on the back plate, the optical component is provided with an opening which is matched with the positioning structure, and a surface of the positioning structure facing an inner wall of the opening is a curved surface. The backlight module can reduce or avoid the deformation of the positioning structure when being subjected to an external force. 1. A backlight module , comprising: a back plate and an optical component ,wherein at least one positioning structure is disposed on the back plate, the optical component is provided with an opening which is matched with the positioning structure, and a surface of the positioning structure facing an inner wall of the opening is a curved surface.2. The backlight module according to claim 1 , wherein a first end of the positioning structure is connected with the back plate claim 1 , a second end of the positioning structure is extended along a direction perpendicular to a plane of the back plate.3. The backlight module according to claim 2 , wherein a projection of the curved surface on the plane of the back plate is in non-linear shape.4. The backlight module according to claim 3 , wherein the non-linear shape comprises an arc claim 3 , a zigzag and a wavy line.5. The backlight module according to claim 1 , wherein the back plate and the positioning structure are integrated structure.6. The backlight module according to claim 5 , wherein the positioning structure is formed by bending a portion of the back plate.7. The backlight module according to claim 2 , wherein the surface of the positioning structure facing the inner wall of the opening of the optical component is one of a concave surface and a convex surface claim 2 , the inner wall of the opening of the optical component is the other of the concave surface and the convex surface claim 2 , and ...

Waterproof light emitting module

A waterproof light emitting module includes a circuit board, a light emitting diode, a light guide plate, first, second, and third waterproof layers. The light emitting diode is over the circuit board and has a light emitting surface, and first and second non-light emitting surfaces. The light emitting surface is opposite to the first non-light emitting surface. The second non-light emitting surface is between the light emitting surface and the first non-light emitting surface. A center of the light guide plate is substantially aligned with a center of the light emitting diode along a direction perpendicular to the light emitting surface. The light emitting diode is between the first waterproof layer and the light guide plate. The second waterproof layer covers the second non-light emitting surface. The third waterproof layer is between the second waterproof layer and the light guide plate.

Display

A display which thickness is allowed to be reduced is provided. A display includes: a display panel; and a back-face member having rigidity and provided on a back face of the display panel, the back-face member covering the back face, or the back face and other part of the display panel.

GLAZING UNIT COMPRISING A TRANSPARENT DISPLAY

A glazing unit includes a transparent display located in only one portion of the glazing unit, at least one light-guiding substrate located nearer the exterior than the display, at least one light source located on the periphery of the substrate, for example facing an edge face of the light-guiding substrate, and a light extraction device for extracting the light emitted by the light source. The light source may be formed from a plurality of light emitting diodes. 1. A glazing unit comprising a transparent display located in only one portion of the glazing unit , at least one light-guiding substrate located nearer the exterior than said transparent display , at least one light source located on a periphery of said light-guiding substrate , and a means for extracting the light emitted by the light source.2. The glazing unit as claimed in claim 1 , wherein said light-guiding substrate comprises claim 1 , on one portion at least of a surface claim 1 , a plurality of dots regularly distributed over said surface portion in order to allow local extraction of the light claim 1 , the total area of the dots covering claim 1 , seen from the exterior claim 1 , from 50% to 90% of the total area of said transparent display.3. The glazing unit as claimed in claim 2 , wherein said dots are oblong and regularly spaced claim 2 , with a width of the dots comprised from 0.5 to 5 millimeters a length comprised from 1.1 to 2 times the width and a distance between centers of the dots in the two directions x of the length and y of the width comprised from 1.5 to 10 times the length and width of the dots claim 2 , respectively.4. The glazing unit as claimed in claim 2 , wherein said dots are round and regularly spaced claim 2 , with a diameter of the dots comprised from 0.5 to 5 millimeters and a distance between the centers of the dots in the two directions x of the length and y of the width comprised from 1.5 to 10 times the diameter of the dots claim 2 , respectively.5. The glazing unit ...

BACKLIGHT MODULE AND DISPLAY DEVICE

A backlight module and a display device including the backlight module are provided. The backlight module includes a rear plate and a light guide plate, the rear plate includes a side wall and an accommodating groove defined at least partially by the side wall; the light guide plate is located in the accommodating groove and a resilient part is provided between at least one lateral surface of the light guide plate and the side wall, opposite to the lateral surface, of the rear plate. The resilient part may be elastically compressed in a case of the thermal expansion of the light guide plate, to provide cushion for the extending deformation of the light guide plate, and thus to effectively depress the arch deformation of the light guide plate. 1. A backlight module , comprising:a rear plate and a light guide plate, wherein the rear plate comprises a side wail and an accommodating groove defined at least partially by the side wall and the light guide plate is arranged in the accommodating groove; anda resilient part, provided between at least one lateral surface of the light guide plate and the side wall, opposite to the lateral surface, of the rear plate.2. The backlight module according to claim 1 , wherein the resilient part is configured to be compressed by the light guide plate in a case of thermal expansion of the light guide plate claim 1 ,3. The backlight module according to claim 1 , wherein the resilient part comprises a flexible pad.4. The backlight module according to claim 1 , wherein the resilient part is fixed to the side wall of the rear plate.5. The backlight module according to claim 4 , wherein the resilient part is connected to the side wall of the rear plate by means of an adhesive or a fastener.6. The backlight module according to claim 1 , wherein the resilient part is detachably connected to the side wail of the rear plate.7. The backlight module according to claim 6 , wherein a position claim 6 , corresponding to the resilient part claim 6 , ...

Backlight Unit and Display Device Including the Same

Disclosed are a backlight unit and a liquid crystal display device including the same to stably fix a light guide plate. The backlight unit includes a guide disposed between a cover bottom, on which a light guide plate is mounted, and the light guide plate, the guide having a plurality of projections in an area in which the guide contacts the light guide plate. 1. A backlight unit comprising:a guide disposed between a cover bottom, on which a light guide plate is mounted, and the light guide plate, the guide having a plurality of projections in an area in which the guide contacts the light guide plate,wherein the projections are formed on a surface of the guide facing a side surface of the light guide plate, andthe guide comprises:a first support contacting a lower part of the light guide plate; anda second support vertically extending from the first support, the second support provided with the projections.2. The backlight unit according to claim 1 , wherein a surface of the second support provided with the projections faces the side surface of the light guide plate claim 1 , andthe projections extend from the second support toward the side surface of the light guide plate.3. The backlight unit according to claim 1 , wherein the guide is disposed on at least one side surface of the light guide plate and is disposed at an edge of a length direction of the side surface.4. The backlight unit according to claim 3 , wherein the guide is disposed on a side surface of the light guide plate excluding a first side surface on which a light source is disposed claim 3 , the first side surface among side surfaces of the light guide plate.5. The backlight unit according to claim 1 , wherein the cover bottom has a mounting member on which the first support is mounted.7. The display device according to claim 6 , wherein a surface of the second support provided with the projections faces the side surface of the light guide plate claim 6 , andthe projections extend from the second ...

Translucent Digital Display System

A digital display system includes a transparent outer protective panel, a transparent inner protective panel, and a translucent digital video display located between the outer and inner protective panels. An integrated media player is operably connected to the translucent digital video display so that full-motion videos displayed on the translucent digital video display are viewed through the outer protective panel and items can be viewed through the translucent digital video display. The digital display system can be incorporated into any environment where a product is located behind a glass enclosure such as freezers, coolers, security glass, jewelry cases, liquor cases, cosmetic cases, and the like. In retail environments, the digital display systems can also be incorporated into entry doors, windows, drive-thru windows, teller windows, and any other location where there is traditionally glass and you want to focus consumer attention obstructing the customer's line of site. 1. A digital display system comprising , in combination:a transparent outer protective panel;a transparent inner protective panel;a translucent digital video display located between the outer and inner protective panels; andan integrated media player operably connected to the translucent digital video display so that full-motion videos displayed on the translucent digital video display are viewed through the outer protective panel and items located behind the inner protective panel can be viewed through the translucent digital video display.2. A digital display system comprising , in combination:a transparent outer protective panel;a transparent inner protective panel;a translucent digital video display located between the outer and inner protective panels;a light guide including a glass panel secured to the translucent video display;wherein the glass panel includes micro-particles therein for reflecting light;a light source adjacent an edge of the glass panel to provide light within the glass ...

CURVED LIQUID CRYSTAL DISPLAY DEVICE

A curved liquid crystal display device includes a liquid crystal display panel, a backlight unit, a bottom cover and a reinforcement frame. The liquid crystal display panel includes a thin film transistor substrate and a color filter substrate. The backlight unit applies light to the liquid crystal display panel. The bottom cover supports the backlight unit and has a flat shape. The reinforcement frame has a predetermined curvature and is attached to the bottom cover. The flat bottom cover is mounted on the reinforcement frame such that the flat bottom cover has the predetermined curvature of the reinforcement frame. 1. A curved liquid crystal display device comprising:a liquid crystal display panel including a thin film transistor substrate and a color filter substrate;a backlight unit applying light to the liquid crystal display panel;a bottom cover supporting the backlight unit and having a flat shape; anda reinforcement frame having a predetermined curvature and attached to the bottom cover;wherein the flat bottom cover is mounted on the reinforcement frame such that the flat bottom cover has the predetermined curvature of the reinforcement frame.2. The liquid crystal display device of claim 1 , further comprising a top case that protects edges of a front surface of the liquid crystal display panel and that has the same curvature as the reinforcement frame.3. The liquid crystal display device of claim 1 , wherein the reinforcement frame includes:a plurality of horizontal reinforcement bars having the predetermined curvature;a plurality of vertical reinforcement bars attached to the plurality of horizontal reinforcement bars in such a manner as to cross the horizontal reinforcement bars; andan edge reinforcement bar extending perpendicular to an outermost horizontal reinforcement bar.4. The liquid crystal display device of claim 3 , wherein the vertical reinforcement bar includes:a main body portion; andat least one recessed portion formed in a region where a ...

Display device

A display device includes: a display panel having a display area and a non-display area; a light source configured to supply light to the display panel; a bottom chassis on which the light source is disposed; a top chassis coupled to the bottom chassis and not covering an edge portion of the display panel; and a mold unit coupled to the top chassis and covering the edge portion of the display panel, wherein the mold unit may be transparent.

BACKLIGHT UNIT, DISPLAY DEVICE, AND METHOD OF MANUFACTURING DISPLAY DEVICE

A display device includes a backlight unit and a display panel disposed above the backlight unit, where the backlight unit includes a light guide plate, a housing which is disposed at one side of the light guide plate and accommodates a wavelength converting member, and a flexible glass film which covers one side of the housing, and a first laser welding part is disposed between the flexible glass film and the housing. 1. A backlight unit comprising:a light guide plate;a housing which is disposed at one side of the light guide plate and accommodates a wavelength converting member; anda flexible glass film which covers one side of the housing,wherein a first laser welding part is disposed between the flexible glass film and the housing.2. The backlight unit of claim 1 , wherein the flexible glass film includes:a cover portion which covers the one side of the housing;a spaced-apart portion overlapping the light guide plate and spaced apart from the light guide plate; anda contact portion contacting the light guide plate.3. The backlight unit of claim 2 , wherein the spaced-apart portion is curved with a predetermined curvature.4. The backlight unit of claim 2 , wherein a second laser welding part is disposed between the light guide plate and the contact portion.5. The backlight unit of claim 4 , wherein the second laser welding part includes a plurality of welding dots.6. The backlight unit of claim 4 , wherein the second laser welding part includes a first line and a second line which extend in parallel to each other and include a plurality of welding dots or a welding line.7. The backlight unit of claim 1 , wherein a thickness of the flexible glass film is in a range of about 5 micrometers to about 50 micrometers.8. The backlight unit of claim 1 , wherein the first laser welding part includes a continuous welding line.9. The backlight unit of claim 1 , wherein a second laser welding part is disposed between the light guide plate and the housing.10. The backlight ...

Light Guide Assembly for an LCD or the Like

An apparatus and method for assembling a display device to which is coupled a light guide that has smooth surfaces for light-transmission and at least one surface that is for light scattering and internal reflection. The method includes depositing a reflective coating on that surface, and installing the display device with coupled light guide in an interior of a meter housing or casing. A portion of the casing interior is filled with a component, such as epoxy, for sealing the case interior to protect the display device and light guide against water and dust penetration. All surfaces of the light guide are protected from direct contact with the epoxy. This approach greatly simplifies the assembly process and yields a robust display that also prevents light leakage from the light guide. 1. A light guide assembly for coupling with a display device , comprising: an inlet for receiving light that enters the light guide to propagate along a path through the light guide,', 'an outlet surface from which emanates the light that propagates through the guide, the emanating light providing light to a display device when the outlet surface is coupled to the display device,', 'a plurality of protuberances in a rear surface of the light guide that is opposite the outlet surface of the light guide, the protuberances having outer surfaces and being disposed in the path of the light that propagates within the guide so that propagating light within the guide impinges upon and is scattered by the protuberances, and wherein the protuberances protrude from an otherwise planar portion of the rear surface; and, 'a light-transmissive light guide havinga reflective coating applied to the outer surfaces of the protuberances and to the planar portion of the rear surface such that light impinging on the protuberances and on the planar portion of the rear surface is reflected therefrom through the outlet surface of the light guide.2. The assembly of wherein the protuberances are three- ...

LIGHT GUIDE PLATE, BACKLIGHT UNIT AND DISPLAY DEVICE

A light guide plate (), a backlight unit () and a display device () are disclosed. The backlight unit () includes a light guide plate (), a frame () and a lamp group. The light guide plate () includes: a light-out surface (M), a gridded surface (N) configured as being opposite to the light-out surface (M) and having gridded dots disposed on it, and side surfaces (W) intersecting both the light-out surface (M) and the gridded surface (N), gridded dots are disposed on a non-light-in surface of the side surfaces (W) of the light guide plate (). The frame () is disposed outside the side surfaces (W) of the light guide plate (). The lamp group is configured for emitting light, such that the light is reflected by the gridded surface (N) as well as the side surfaces (W) having gridded dots disposed thereon of the light guide plate (), and then the reflected light emits from the light-out surface (M). As it is easy to bond side reflective sheets () to the side surfaces (W) of the light guide plate (), reflection effect to the light is improve and the light utilization efficiency is increased. 1. A light guide plate , comprising: a light-out surface , a gridded surface configured as being opposite to the light-out surface and having gridded dots disposed thereon , and side surfaces intersecting both the light-out surface and the gridded surface ,wherein gridded dots are disposed on a non-light-in surface of the side surfaces of the light guide plate.2. The light guide plate of claim 1 , wherein the side surfaces of the light guide plate are perpendicular to the light-out surface; or the side surfaces of the light guide plate have inclination angles relative to the light-out surface thereof.3. The light guide plate of claim 1 , wherein the gridded dots are made of a material having a high reflectivity without light-absorption.4. A backlight unit claim 1 , comprising: a light guide plate claim 1 , a frame and a lamp group claim 1 ,wherein the light guide plate comprises: a ...

OPTICAL MEMBRANE, BACKLIGHT MODULE, DISPLAY DEVICE AND DEVICE FOR MANUFACTURING OPTICAL MEMBRANE

The present disclosure provides an optical membrane, a backlight module, a display device and a device for manufacturing the optical membrane. The optical membrane includes a strip-like strengthening member arranged on at least one edge of the optical membrane. The backlight module includes the optical membrane. The display device includes the backlight module. The device for manufacturing the optical membrane with a wave-shaped edge includes: a cutter, configured to cut an edge of the optical membrane; and linear members, arranged between two parallel blades of the cutter and configured to press the edge of the optical membrane into a wave shape. Alternatively, the device for manufacturing the optical membrane with a wave-shaped edge includes: a cutter, configured to cut an edge of the optical membrane; and a roller, configured to press the edge of the optical membrane into a wave shape. 1. An optical membrane , comprising:a strip-like strengthening member arranged on at least one edge of the optical membrane.2. The optical membrane according to claim 1 , wherein the strip-like strengthening member is of a wave shape and formed integrally with the optical membrane.3. The optical membrane according to claim 2 , wherein each ridge line of the wave-shaped strip-like strengthening member is a straight line parallel to the edge of the optical membrane.4. The optical membrane according to claim 1 , wherein the strip-like strengthening member is adhesive coated on the edge of the optical membrane.5. The optical membrane according to claim 1 , wherein the strip-like strengthening member is a strengthening layer coated on the optical membrane.6. The optical membrane according to claim 1 , wherein the strip-like strengthening member is a straight strip-like strengthening member or a curved strip-like strengthening member.7. The optical membrane according to claim 1 , wherein the strip-like strengthening member is arranged on one edge of the optical membrane.8. The optical ...

Light Guide Plate, Surface Light Emitting Apparatus, and Method for Manufacturing Light Guide Plate

A light guide plate according to one embodiment of the present invention includes two glass sheets and a scattering layer sandwiched between and integrated with the glass sheets, wherein the scattering layer is a transparent resin film formed by stretching, and wherein the light guide plate has a haze of 0.2% or higher as determined according to JIS K 7136. The light guide plate is suitable for use in an edge-light-type surface light emitting apparatus. It is preferable that the scattering layer is a biaxially stretched transparent polyethylene terephthalate film. It is also preferable that the light guide plate further includes an adhesive resin layer between the scattering layer and the glass sheet. 1. A light guide plate comprising:two glass sheets; anda scattering layer sandwiched between and integrated with the glass sheets,wherein the scattering layer is a stretched transparent resin film, andwherein the light guide plate has a haze of 0.2% or higher as determined according to JIS K 7136.2. The light guide plate according to claim 1 , wherein the transparent resin film is a biaxially stretched transparent polyethylene terephthalate film.3. The light guide plate according to claim 1 , further comprising an adhesive resin layer between the scattering layer and the glass sheet.4. The light guide plate according to claim 3 , wherein the adhesive resin layer contains at least one selected from the group consisting of a polyvinyl butyral resin claim 3 , an EVA resin claim 3 , a cycloolefin polymer resin claim 3 , a polyurethane resin and an acrylic resin.5. The light guide plate according to claim 3 , further comprising a binder layer between the transparent resin film and the adhesive resin layer claim 3 , wherein the binder layer is in contact with the transparent resin film and the adhesive resin layer.6. The light guide plate according to claim 1 , wherein the light guide plate has a total light transmittance of 70% or higher.7. A surface light emitting ...

LIQUID CRYSTAL DISPLAY APPARATUS AND TELEVISION RECEIVER

A housing of a backlight unit is reinforced by a reinforcement frame installed so as to communicate an upper edge and a lower edge of the back face, and a window hole is formed at an upper edge of the housing at the vicinity of the reinforcement frame. An LED substrate as a light source is accommodated inside the housing and connected to a harness through the window hole. A harness is wired inside the reinforcement frame, and the harness is connected to a substrate such as a main substrate and a power supply substrate installed on the back face of the housing. It is possible to prevent exposure of the harness at the back face of the housing with a minimum use of a harness cover and to prevent generation of malfunction such as damage to the harness and disconnection. 15-. (canceled)6. A liquid crystal display apparatus in which a backlight unit where a light guide plate and a light source opposite to one side edge of the light guide plate are accommodated in a housing is attached so as to be opposite to the back face of a liquid crystal panel , and in which a light source substrate mounted with the light source and a substrate attached to the back face of the housing are connected by a harness through a window hole opened to the position of the housing , whereinthe window hole is formed at the vicinity of a reinforcement frame installed at the back face of the housing, and the harness is wired through the inside of the reinforcement frame; anda cover body covers between an opening position of the window hole and the reinforcement frame.7. The liquid crystal display apparatus according to claim 6 , whereinthe window hole is opened including a part inside the reinforcement frame.8. The liquid crystal display apparatus according to claim 6 , whereinthe reinforcement frame has a gate-shaped cross section and is attached such that leg parts on both sides are in contact with the back face of the housing.9. A liquid crystal display apparatus in which a backlight unit where ...

WAVEGUIDE ASSEMBLY AND ALIGNMENT DESIGN AND INTEGRATION

Methods and systems are provided to assemble an optical waveguide assembly. An optical waveguide assembly may be used in a virtual reality headset or other type of projection system. The optical waveguide assembly includes a front lens, one or more optical waveguides, and a back lens. In one embodiment, an insert is used that is the same width as the optical waveguides to prevent cracking of the optical waveguides. In another embodiment, the optical waveguide assembly includes Optically Clear Adhesive (OCA) tape between the different elements of the optical waveguide assembly to precisely align the optical waveguides. In another embodiment, the optical waveguide assembly has cover portions or a frame that protect the optical waveguides in the optical waveguide assembly. 1. (canceled)2. (canceled)3. (canceled)4. (canceled)5. (canceled)6. (canceled)7. (canceled)8. (canceled)9. (canceled)10. (canceled)11. (canceled)12. (canceled)13. (canceled)14. (canceled)15. (canceled)16. (canceled)17. (canceled)18. (canceled)19. (canceled)20. (canceled)21. An optical waveguide assembly comprising:a front lens;one or more optical waveguides;a back lens; andan insert, wherein the insert is the same width as the one or more optical waveguides, wherein the insert is adjacent to at least one of the one or more optical waveguides, wherein the one or more optical waveguides and the insert are positioned between the front and back lenses, and wherein the insert comprises one or more mounting mechanisms for attaching the optical waveguide assembly to a frame.22. The optical waveguide assembly of claim 21 , wherein the insert is not optically transmissive and further comprising the frame claim 21 , wherein the frame has an edge that defines a lowered edge area that is used to align the optical waveguide assembly with the frame.23. The optical waveguide assembly of claim 21 , wherein the insert is substantially opaque and further comprising the frame claim 21 , wherein the frame comprises a ...

ILLUMINATED MULTILAYER STRUCTURE WITH EMBEDDED LIGHT SOURCES

An electronic device includes a substrate film having a first side and a second side, and a number of light sources configured to emit light. A plastic lightguide layer is molded onto the first side of the substrate film. The plastic lightguide layer being of optically at least translucent material to transmit light. The device also includes a masking layer provided on the outer surface of the plastic lightguide layer. The masking layer defines a window for letting the light emitted by the embedded light sources to pass through the masking layer towards the environment. 1. A multilayer assembly for an electronic device comprises:a flexible substrate film configured to accommodate electronics on at least first side thereof, said film having the first side and a second side,conductive traces printed by means of printed electronics technology on the first side of the substrate film,light sources provided on the first side of the substrate film and configured to emit light of predetermined frequency or frequency band, including or substantially limiting to visible light,a molded plastic lightguide layer provided onto the first side of the substrate film and at least partially embedding the light sources, the plastic lightguide layer being of optically at least one of translucent or at least one substantially transparent, material having regard to the predetermined frequency or band, wherein the plastic lightguide layer is configured to transmit light emitted by the embedded light sources so that the transmitted light propagates within the lightguide layer and is outcoupled from the plastic lightguide layer via an outer surface thereof substantially opposite to the embedded light sources, anda masking layer provided on the outer surface of the plastic lightguide layer, containing substantially opaque material to block external view of at least some internals of the multilayer structure including the light sources, wherein the masking layer defines a window for letting ...

Liquid display apparatus

A liquid crystal display includes a support frame having a partitioned storage space; a backlight unit disposed in the storage space; a liquid crystal display panel disposed over the backlight unit and spaced apart from the backlight unit by a gap; and a cover window combined with the support frame such that the liquid crystal display panel is attached to the cover window.

PLANAR ILLUMINATION DEVICE

A planar illumination device according to an embodiment includes: a light guide plate that guides an incident light from a side surface; a light source that is disposed in the side surface side and emits light incident to the side surface; a frame that has a floor surface extending along a main surface of the light guide plate and accommodates the light guide plate and the light source; a reflection sheet that is disposed in the main surface side of the light guide plate and reflects light; and a first fixing member that is disposed between the reflection sheet and the floor surface and fixes at least a part of an end portion of the reflection sheet in the light source side to the floor surface. 1. A planar illumination device , comprising:a light guide plate that guides an incident light from a side surface;a light source that is disposed in the side surface side and emits light incident to the side surface;a frame that has a floor surface extending along a main surface of the light guide plate and accommodates the light guide plate and the light source;a reflection sheet that is disposed in the main surface side of the light guide plate and reflects light; anda first fixing member that is disposed between the reflection sheet and the floor surface and fixes at least a part of an end portion of the reflection sheet in the light source side to the floor surface.2. The planar illumination device according to claim 1 , wherein the first fixing member fixes a whole of the end portion of the reflection sheet in the light source side to the floor surface.3. The planar illumination device according to claim 1 , wherein the first fixing member fixes a part of the end portion of the reflection sheet in the light source side to the floor surface.4. The planar illumination device according to claim 1 , whereinthe frame further has side surfaces extending from an end portion of the floor surface along a direction in which the light is emitted from the main surface; andthe ...

OPTICAL FIBER CONNECTION DEVICE FOR CONNECTING OPTICAL FIBER AND OPTICAL FIBER ASSEMBLY

An optical connection device includes an optical fiber, a first connection member which includes an inlet to which the optical fiber is connected and an outlet, a second connection member which includes an aperture connected to the outlet of the first connection member and to which light from the optical fiber is transmitted through the first connection member, and a first light transmission protection part which protects a tip of the optical fiber in the first connection member. 1. An optical fiber connection device , comprising: a first connection member which includes an inlet and an outlet and in which the optical fiber is connected to the inlet,', 'a second connection member which includes an aperture connected to the outlet of the first connection member and to which light from the optical fiber is transmitted through the first connection member, and', 'a first light transmission protection part which protects a tip of the optical fiber in the first connection member., 'an optical fiber,'}2. The optical fiber connection device according to claim 1 , further comprising a second light transmission protection part which protects the aperture of the second connection member.3. The optical fiber connection device according to claim 1 , comprising a fixation member which affixes the outlet of the first connection member and the second connection member.4. The optical fiber connection device according to claim 1 , comprising a seal member which is arranged between the first connection member and the second connection member.5. The optical fiber connection device according to claim 1 , comprising a connection state detection part which detects a state of connection between the first connection member and the second connection member.6. The optical fiber connection device according to claim 5 , wherein the connection state detection part further detects a state of connection between the optical fiber and the first connection member.7. The optical fiber connection ...

Led assembly for transparent liquid crystal display

A transparent electronic display assembly is disclosed. The assembly comprises an electronic display and a light guide placed behind the electronic display. The assembly preferably has a front bracket that contacts the front surface of the light guide and a rear bracket that contacts the rear surface of the light guide. The electronic display may be adhered to the brackets. While the light guide may be constrained from movement towards or away from the electronic display by the front and rear brackets, the light guide is generally permitted to move and thermally expand parallel to the electronic display.

PATTERNED LIGHT GUIDE STRUCTURE AND METHOD TO FORM THE SAME

A patterned light guide structure includes a transparent substrate with a first side and with a second side, an anti-reflective layer directly attached to the first side, a first light-shielding layer directly disposed on the anti-reflective layer, a second light-shielding layer directly disposed on the second side, and a protecting layer directly disposed on the first light-shielding layer to keep the first light-shielding layer from any deteriorating damage. 1. A patterned light guide structure , comprising:a transparent substrate with a first side and with a second side opposite to said first side;an anti-reflective layer directly attached to said first side to completely cover said first side;a first light-shielding layer having a first pattern and directly disposed on said anti-reflective layer;a second light-shielding layer having a second pattern and directly disposed on said second side; anda protecting layer directly disposed on said first light-shielding layer to keep said first light-shielding layer from deteriorating damage.2. The patterned light guide structure according to claim 1 , wherein said first pattern corresponds to said second pattern.3. The patterned light guide structure according to claim 1 , wherein said first light-shielding layer and said second light-shielding layer are of a same material.4. The patterned light guide structure according to claim 1 , wherein said protecting layer is selectively disposed on said first light-shielding layer.5. The patterned light guide structure according to claim 4 , wherein said protecting layer is exclusively horizontally attached to said first light-shielding layer without vertically covering said first light-shielding layer.6. The patterned light guide structure according to claim 1 , wherein said protecting layer conformally covers said first light-shielding layer.7. The patterned light guide structure according to claim 1 , wherein said first pattern exposes said anti-reflective layer.8. The ...

Light Core, in Particular for Flat Lighting Systems

The invention relates to a light core () especially used for flat lighting systems (S) comprising at least one element (n), preferably made of a suitable transparent plastic, in particular acrylic glass (PMMA GS), wherein light (L) from at least one lamp () can be led into the light core () through at least one side edge or an end of the element ( ), and at least one element ( ) of the light core () has at least one surface that is processed in such a way that damage areas are formed in it and the light from at least one light-emission area coupled in through the lamp () is radiated into the damage areas via refraction, wherein the density of the damage areas essentially uniformly decreases as per the invention in the direction of the side edge, or the end where the light is coupled in, from the direction of the opposite side edge or from the direction of the middle (M) of the light core (). 111112121111112121. Light core () comprising at least one element (. , . , . . . .n) made of transparent plastic , wherein light (L) from at least one lamp () can be led into the light core () through at least one side edge or an end of the element (. . . . ) , and at least one element (. , . . . . ) of the light core () has at least one surface that is processed in such a way that damage areas are formed in it via blast processing and the light from at least one light-emission area coupled in through the lamp () is radiated into the damage areas via refraction , characterized in that the density of the damage areas introduced by the blast processing essentially uniformly decreases in the direction of the side edge , or the end where the light is coupled in , from the direction of the opposite side edge or from the direction of the middle (M) of the light core () and that the light core is comprised of one or more elementsthat are asymmetrically blasted from one or both sides orthat the elements are blasted in an evenly measured way and have a uniform progression of the damage ...

LIGHT-GUIDE PLATE, LIGHTING DEVICE AND DISPLAY DEVICE USING SAME LIGHT-GUIDE PLATE

The present invention achieves a light-guide plate with less uneven light emission. The light-guide plate includes a front surface and a back surface, which are surfaces different from an end face of light incident surface and face each other. A dot pattern including a main dot and a sub-dot having different shapes from each other is disposed on the back surface. 1. A light-guide plate comprising:a first main surface; anda second main surface,wherein the first main surface and the second main surface are surfaces different from an end face of light incident surface and face each other, anda dot pattern including a first type dot and a second type dot which are structures having different shapes from each other is disposed on the second main surface.2. The light-guide plate according to claim 1 ,wherein, in the first type dot and the second type dot, each shape is a cone or a truncated cone, and angles formed by a lower bottom surface and an inclined side surface are different from each other.3. The light-guide plate according to claim 1 ,wherein the shape of at least one of the first type dot and the second type dot is a truncated cone with an upper bottom surface and a lower bottom surface parallel to each other.4. The light-guide plate according to claim 1 ,wherein the shape of at least one of the first type dot and the second type dot is a circular cone or a truncated circular cone.5. The light-guide plate according to claim 1 ,wherein the dot pattern is also disposed on the first main surface.6. The light-guide plate according to claim 5 ,wherein the dot pattern disposed on the first main surface and the dot pattern disposed on the second main surface are plane-symmetric.7. The light-guide plate according to claim 1 ,wherein the first type dot and the second type dot are recessed from a surface of the light-guide plate.8. The light-guide plate according to claim 1 ,wherein the first type dot and the second type dot are in convex shapes protruding from a surface ...

OPTICAL MEMBER AND DISPLAY DEVICE INCLUDING THE SAME

An optical member including a light guide plate including a surface disposed on a plane defined by a first direction and a second direction crossing the first direction, a low refractive index pattern disposed on the surface of the light guide plate and including an opening for exposing the surface of the light guide plate, a wavelength conversion layer disposed on the low refractive index pattern, and a passivation layer disposed on the wavelength conversion layer and covering a side surface of the wavelength conversion layer and a side surface of the low refractive index pattern at least one side portion. The low refractive index pattern has a lower index of refraction than the light guide plate, and a ratio of an area occupied by the low refractive index pattern to an area of the surface of the light guide plate decreases in the first direction. 1. An optical member comprising:a light guide plate including a surface disposed on a plane defined by a first direction and a second direction crossing the first direction;a low refractive index pattern disposed on the surface of the light guide plate and including an opening for exposing the surface of the light guide plate;a wavelength conversion layer disposed on the low refractive index pattern; anda passivation layer disposed on the wavelength conversion layer and configured to cover a side surface of the wavelength conversion layer and a side surface of the low refractive index pattern at at least one side portion,wherein:the low refractive index pattern has a lower index of refraction than the light guide plate; anda ratio of an area occupied by the low refractive index pattern to an area of the surface of the light guide plate decreases in the first direction.2. The optical member of claim 1 , wherein the surface of the light guide plate exposed by the opening is in contact with the wavelength conversion layer.3. The optical member of claim 2 , wherein the opening is a through hole configured to pass through the ...

INTEGRATED DISPLAY MODULE AND ULTRA-SLIM DISPLAY DEVICE

An integrated display module and an ultra-slim display device are disclosed. The display device includes a display panel, a light guide plate located below the display panel, and a back cover located below the light guide plate. The light guide plate is directly connected to the display panel using a first bonding material in a top direction and is directly connected to the back cover using a second bonding material in a bottom direction. The display device has a small bezel width and a small thickness. 1. An ultra-slim display device comprising:a display panel displaying images;a driver circuit driving the display panel;a light guide plate located below the display panel and transferring light to the display panel; anda back cover covering a bottom surface of the light guide plate, wherein the display panel and the light guide plate are attached to each other by a first bonding material, and the light guide plate and the back cover are attached to each other by a second bonding material.2. The ultra-slim display device according to claim 1 , wherein the display panel and the light guide plate are attached to each other through a peripheral portion of a bottom surface of the display panel being bonded to a peripheral portion of a top surface of the light guide plate by the first bonding material claim 1 , and the light guide plate and the back cover are attached to each other through a peripheral portion of the bottom surface of the light guide plate being bonded to a peripheral portion of a top surface of the back cover by the second bonding material.3. The ultra-slim display device according to claim 1 , further comprising a light source device located adjacent to a side surface of the light guide plate and supplying light to the light guide plate.4. The ultra-slim display device according to claim 3 , further comprising a side case structure supporting an outer portion of the light source device.5. The ultra-slim display device according to claim 4 , wherein the ...

CURVED LIQUID CRYSTAL DISPLAY DEVICE

A curved liquid crystal display device includes a liquid crystal display panel, a backlight unit, a bottom cover and a reinforcement frame. The liquid crystal display panel includes a thin film transistor substrate and a color filter substrate. The backlight unit applies light to the liquid crystal display panel. The bottom cover supports the backlight unit and has a flat shape. The reinforcement frame has a predetermined curvature and is attached to the bottom cover. The flat bottom cover is mounted on the reinforcement frame such that the flat bottom cover has the predetermined curvature of the reinforcement frame. 1. A curved liquid crystal display device comprising:a liquid crystal display panel including a thin film transistor substrate and a color filter substrate;a backlight unit applying light to the liquid crystal display panel;a bottom cover supporting the backlight unit and having a flat shape; anda reinforcement frame having a predetermined curvature and attached to the bottom cover;wherein the flat bottom cover is mounted on the reinforcement frame such that the flat bottom cover has the predetermined curvature of the reinforcement frame.2. The liquid crystal display device of claim 1 , further comprising a top case that protects edges of a front surface of the liquid crystal display panel and that has the same curvature as the reinforcement frame.3. The liquid crystal display device of claim 1 , wherein the reinforcement frame includes:a plurality of horizontal reinforcement bars having the predetermined curvature;a plurality of vertical reinforcement bars attached to the plurality of horizontal reinforcement bars in such a manner as to cross the horizontal reinforcement bars; andan edge reinforcement bar extending perpendicular to an outermost horizontal reinforcement bar.4. The liquid crystal display device of claim 3 , wherein the vertical reinforcement bar includes:a main body portion; andat least one recessed portion formed in a region where a ...

BACKLIGHT MODULE AND DISPLAY DEVICE

The present disclosure provides a backlight module and a display device. The backlight module includes a back plate, a light-guiding plate arranged on the back plate, and an elastic member arranged between a lateral edge of the back plate and a corresponding lateral edge of the light-guiding plate. The elastic member includes a body connected to the back plate, and a positioning member connected to the body and positioning the light-guiding plate. 1. A backlight module , comprising a back plate , a light-guiding plate arranged on the back plate , and an elastic member arranged between a lateral edge of the back plate and a corresponding lateral edge of the light-guiding plate;wherein the elastic member comprises a body connected to the back plate, and a positioning member connected to the body and positioning the light-guiding plate.2. The backlight module according to claim 1 , wherein there are at least two elastic members arranged at a corner of the back plate; the elastic members clamp two lateral edges of the light-guiding plate which are corresponding to two adjacent lateral edges forming the corner of the back plate to position the light-guiding plate.3. The backlight module according to claim 2 , wherein the body comprises a first connector and a second connector connected to the two adjacent lateral edges forming the corner of the back plate claim 2 , respectively; the positioning member comprises a first clamping member connected to the first connector and a second clamping member connected to the second connector; the first clamping member and the second clamping member apply forces to the two lateral edges of the light-guiding plate corresponding to the two adjacent lateral edges forming the corner of the back plate claim 2 , respectively claim 2 , so as to clamp the light-guiding plate.4. The backlight module according to claim 3 , wherein the first clamping member is a first columnar protrusion protruding from the first connector; the second clamping ...

REFLECTIVE DISPLAY APPARATUS AND LIGHT GUIDE MODULE

A light guide module suitable for being disposed on a reflective display panel includes a light guide plate and a light-shielding part. The light guide plate has a first surface, a second surface opposite to the first surface, and an optical structure formed in the first surface. The first surface has a display area and an edge area surrounding the display area, and the optical structure is distributed in the display area. The light-shielding part is disposed on the first surface and covers the edge area, in which the light-shielding part has an opening exposing the display area.

DISPLAY APPARATUS

A display apparatus has a first back bezel with a first side; a first light guide plate disposed above the first rear bezel; a first light bar disposed above the first side of the first back bezel, and the first light bar disposed between the first light guide plate and the first back bezel, and the first light bar including a plurality of first light-emitting diodes, a length of each of the first light-emitting diodes is L, a distance of two farthest first light-emitting diodes of these first light-emitting diodes is W and a display panel disposed on the first light guide plate, the display panel has a display area with a second side, the second side is adjacent to the first side, and a length of the second side is W W is smaller than W and the difference between W and W is great than L. 1. A display apparatus , comprising:a first back bezel with a first side;a first light guide plate, disposed above the first back bezel;a first light bar, disposed above the first side of the first back bezel and also disposed between the first light guide plate and the first back bezel; anda display panel, comprising a display area with a second side, while being disposed above the first light guide plate;{'b': 1', '2', '2', '1', '1', '2, 'wherein, the first light bar includes a plurality of first light-emitting diodes, and at least one of the first light-emitting diodes is formed with a length L, two of the first light-emitting diodes disposed farthest apart from each other by a distance W; and the second side of the display area is disposed adjacent to the first side, and a length of the second side is W, W is smaller than W, and the difference between W and W is greater than L.'}2. The display apparatus of claim 1 , wherein the display panel is adhered to the first light guide plate.3. The display apparatus of claim 2 , further comprising:an optical clear adhesive, sandwiched between the display panel and the first light guide plate.4. The display apparatus of claim 1 , further ...

Panel light apparatus

A panel light apparatus includes an optical guiding unit, a light source, a support base and a stop unit. The light source emits a original light passing through the optical guiding unit via an entrance side of the optical guiding unit. The stop unit keeps at least a first distance between the entrance side of the optical guiding unit and the light source when the optical guiding unit has a thermal expansion so that the entrance side of the optical guiding unit expands toward the light source.

Light Guide Plate with Blunt Edges

Electronic devices may include displays. A display may include display layers having an array of display pixels and a backlight unit that provides backlight illumination to the display pixels. The backlight unit may include a light guide plate that distributes light across the display layers and a stack of optical films that may be used to enhance backlight performance. The optical films may be interposed between the light guide plate and the display layers. The light guide plate may be provided with one or more rounded edges formed from curved surfaces and/or one or more beveled edges formed from chamfered surfaces. Providing the light guide plate with rounded or beveled edges may minimize abrasive contact between the light guide plate and the adjacent optical films. An injection molding tool may be used to mold a light guide plate with rounded or beveled edges. 1. A backlight assembly configured to provide backlight illumination to display layers in a display , comprising:a light guide plate having a surface from which the backlight illumination is provided to the display layers, wherein the surface has a planar portion and a curved portion and wherein the curved portion forms a rounded edge; andat least one optical film adjacent to the surface of the light guide plate.2. The backlight assembly defined in wherein the curved portion of the surface has a radius of curvature of greater than 50 microns.3. The backlight assembly defined in wherein the light guide plate has a straight edge on an opposing side of the light guide plate from the rounded edge and wherein the light guide plate has a vertical sidewall that forms the straight edge claim 1 , the backlight assembly further comprising:a plurality of light-emitting diodes mounted on a substrate, wherein the light-emitting diodes are configured to emit light into the straight edge, and wherein the light guide plate is attached to the substrate.4. The backlight assembly defined in wherein the light guide plate ...

Light source module and keyboard having the same

A light source module includes a light guide plate, a reflective plate, and at least one light emitting component. The reflective plate is provided at one side of the light guide plate, and the light emitting component is adjacent to the light guide plate. The light guide plate has at least one surface having an array of plural transparent microstructures. Each of the transparent microstructures has at least one inclined angle on its lateral side. The inclined angles, the sides, and the arrangement density of the transparent microstructures can be the same or changed depending on the positions of the transparent microstructures. The shape of the transparent microstructure can be changed for different requirements. By changing the inclined angles, the sides, and the arrangement density of the transparent microstructures, the light brightness and the light uniformity can be enhanced, and the visual perception of light brightness can be increased.

Display device and backlight module

Disclosed are a display device and a backlight module. The display device includes a backlight module, a liquid crystal display panel, and a chip-on-flex. The backlight module may include a frame body, and an edge-type light source, a light guide plate, a reflector strip, a light absorber strip, and an optical film disposed in the frame body. The light absorber strip and the diffuser sheet are not bonded, and the reflector strip and the diffuser sheet of the optical film are bonded.

BACKLIGHT UNIT AND DISPLAY DEVICE INCLUDING THE SAME

A backlight unit and a display device are provided. The display device comprises: a display panel; and a backlight unit providing light to the display panel, wherein the backlight unit includes: a light emitting unit emitting light, a holder coupled with the light emitting unit and made of a metal material having rigidity, and a light guide plate coupled with the holder and guiding light emitted from the light emitting unit, and the light emitting unit and the light guide plate are integrated with each other by the holder. 1. A display device , comprising:a display panel; anda backlight unit to provide light to the display panel,wherein the backlight unit includes:a light emitting unit to emit light,a holder coupled with the light emitting unit and made of a metal material having rigidity, anda light guide plate coupled with the holder and to guide light emitted from the light emitting unit, andthe light emitting unit and the light guide plate are integrated with each other by the holder.2. The display device of claim 1 ,wherein the holder includes:a first coupling portion partially covering one surface of the light guide plate and coupled with the one surface, anda second coupling portion coupled with a light source circuit board of the light emitting unit,wherein a counter surface of the light guide plate, facing oppositely away from the one surface covered by the first coupling portion, is not covered by the holder.3. The display device of claim 2 ,wherein the backlight unit further includes a first junction member interposed between the first coupling portion of the holder and the light guide plate to couple the holder and the light guide plate,the one surface is a lower surface of the light guide plate and the counter surface is an upper surface of the light guide plate,the first coupling portion supports the lower surface of the light guide plate and is coupled with the lower surface thereof, andthe upper surface of the light guide plate is not covered by the ...

LIGHTING DEVICE

A lighting device is provided, including a housing, a light source module, a light guiding module, and a protective member. The housing has an accommodating space, and the light source module is disposed in the accommodating space. The light guiding module has a top surface, a bottom surface opposite to the top surface, a first lateral surface, and a second lateral surface opposite to the first lateral surface. The light from the light source module can be received by the top surface. The first and second lateral surfaces connect the top surface to the bottom surface. The protective member surrounds the first lateral surface, the bottom surface, and the second lateral surface. The opposite ends of the protective member are connected to the housing. 1. A lighting device , comprising:a housing, having an accommodating space;a light source module, disposed in the accommodating space; a top surface, receiving the light from the light source module;', 'a bottom surface, opposite to the top surface;', 'a first lateral surface, connected to the top surface and the bottom surface; and', 'a second lateral surface, opposite to the first lateral surface, and connected to the top surface and the bottom surface; and, 'a light guiding module, comprisinga protective member, surrounding the first lateral surface, the bottom surface, and the second lateral surface, and the opposite ends of the protective member are connected to the housing.2. The lighting device as claimed in claim 1 , wherein the lighting device further comprises two auxiliary buckles claim 1 , respectively disposed on the connection portion between the first lateral surface and the bottom surface claim 1 , and the connection portion between the second lateral surface and the bottom surface claim 1 , wherein the protective member is restricted by the auxiliary buckles.3. The lighting device as claimed in claim 2 , wherein each of the auxiliary buckles has an auxiliary recess claim 2 , and a portion of the light ...

LED Panel Light

A LED panel light comprises an optical layer structure, including a top side, a bottom side and an edge and at least two substantially plate-shaped layers arranged on top of one another, and further comprises LEDs as light source, the LEDs being arranged at the edge of the layer structure and radiating light into the layer structure at the side, and further comprises a housing frame and at least one seal. The seal encloses the LEDs and the edge of the layer structure, the seal being in contact with the top side and the bottom side of the layer structure and resting against or on the housing frame so the seal seals the layer structure against the housing frame, the housing frame and the layer structure being clamped relative to one another such that the seal is pressed against the top side and the bottom side of the layer structure. 1. A LED panel light , comprising:an optical layer structure, the layer structure including a top side, a bottom side and an edge and comprising at least two substantially plate-shaped layers arranged on top of one another,one or more LEDs as light source, the LEDs being arranged at the edge of the layer structure and radiating light into the layer structure at the side,a seal enclosing the LEDs and the edge of the layer structure, the seal being in contact with the top side and the bottom side of the layer structure, anda housing frame, the seal resting against or on the housing frame so that the seal seals the layer structure against the housing frame, the housing frame and the layer structure being clamped relative to one another such that the seal is pressed against the top side and the bottom side of the layer structure.2. The LED panel light according to claim 1 , wherein the layers of the layer structure are arranged loosely on top of one another claim 1 , in particular are not glued to one another or connected to one another using an alternative form of material bond.3. The LED panel light according to claim 1 , wherein the layer ...

DISPLAY DEVICE

Exemplary embodiments of the inventive concept provide a display device including a bottom cover having a bottom portion and a sidewall and a support frame. The bottom portion has at least one rounded corner having a first radius, and a sidewall is bent upward from an edge of the bottom portion. The support frame includes at least one rounded corner having a shape corresponding to the rounded corner of the bottom portion and having a second radius greater than the first radius. 1. A display device comprising:a bottom cover comprising a bottom portion having at least one rounded corner having a first radius and a sidewall bent upward from an edge of the bottom portion;a backlight unit located above the bottom portion;a display panel located above the backlight unit; anda support frame located within the bottom cover to support the display panel, the support frame comprising at least one rounded corner having a shape corresponding to the rounded corner of the bottom portion of the bottom cover and having a second radius greater than the first radius.2. The display device of claim 1 , wherein the bottom portion of the bottom cover comprises first to fourth rounded corners claim 1 , and a first sidewall and a second sidewall facing each other in a first direction;', 'a third sidewall and a fourth sidewall facing each other in a second direction, the second direction crossing the first direction; and', 'first to fourth corner sidewalls connecting adjacent sidewalls of the first to fourth sidewalls to each other,, 'the sidewall of the bottom cover compriseswherein the first to fourth corner sidewalls of the bottom cover have a shape corresponding to first to fourth rounded corners of the bottom portion of the bottom cover.3. The display device of claim 2 , wherein each of the first to fourth corner sidewalls comprises an inner surface and an outer surface claim 2 , andwherein the inner surface has a first curvature radius that is substantially equal to the first radius, ...

AUGMENTED REALITY DISPLAY SYSTEM

A personal display device for displaying virtual images to a wearer. The personal display device includes a frame having a right temple section, a left temple section, a right rear section, a left rear section, a right eye see-through section, and a left eye see-through section; a projection display device connected to the frame for projecting an image to the wearer; at least one waveguide stack module connected to the frame for propagating image-bearing light beams along a length of the at least one waveguide stack module, the at least one waveguide stack module being configured to receive the image from the projection display device and detected touch motions of the wearer sensed by the touchpad including sensing directions of the touch motions of the wearer. 1. A personal display device for displaying virtual images to a wearer , the personal display device comprising:a frame having a right temple section, a left temple section, a right rear section, a left rear section, a right eye see-through section, and a left eye see-through section;a projection display device connected to the frame for projecting an image to the wearer; an in-coupling diffractive optic formed along the at least one waveguide stack module for diffracting the image-bearing light beams from the projection display device into the at least one waveguide stack module for propagating the image-bearing light beams along the length of the at least one waveguide stack module in an angularly encoded form; and', 'an out-coupling diffractive optic spaced apart from the in-coupling diffractive optic along the length of the at least one waveguide stack module for diffracting the image-bearing light beams from the at least one waveguide stack module in an angularly decoded form for viewing the image from the projection display device;, 'at least one waveguide stack module connected to the frame for propagating image-bearing light beams along a length of the at least one waveguide stack module, the at least ...

ILLUMINATED MULTILAYER STRUCTURE WITH EMBEDDED LIGHT SOURCES

An electronic device includes a substrate film having a first side and a second side, and a number of light sources configured to emit light. A plastic lightguide layer is molded onto the first side of the substrate film. The plastic lightguide layer being of optically at least translucent material to transmit light. The device also includes a masking layer provided on the outer surface of the plastic lightguide layer. The masking layer defines a window for letting the light emitted by the embedded light sources to pass through the masking layer towards the environment. 121-. (canceled)22. A multilayer assembly for an electronic device comprising:a flexible substrate film having a first side configured to accommodate electronics, and a second side;a light source positioned on the first side of the substrate film;a lightguide layer positioned on the first side of the substrate film and at least partially embedding the light source therein, the lightguide layer being configured to transmit therethrough light emitted by the light source; anda masking layer provided on the lightguide layer and being configured to block an external view of the light source, wherein the masking layer defines a window for letting the light emitted by the light source to pass therethrough towards an external environment.23. The multilayer assembly of claim 22 , wherein the lightguide layer has a first side on which the masking layer is positioned claim 22 , and a second side positioned on the first side of the substrate film claim 22 , the light source being adjacent the first side of the lightguide layer.24. The multilayer assembly of claim 22 , wherein the light source claim 22 , the masking layer claim 22 , and the window are mutually configured such that there is substantially no direct line-of-sight (LOS) path at least within a selected viewing angle from outside the multilayer assembly.25. The multilayer assembly of claim 24 , wherein the selected viewing angle includes a zero angle ...

Square seal, manufacture method of square seal and manufacture method of backlight module

The present invention provides square seal, a manufacture method of square seal and a manufacture method of a backlight module. The square seal utilizes the roulette design. As being assembled, the redundant material outside the roulette is removed along the roulette to obtain the square seal of narrow frame so that the square seal achieves the narrow frame without the issues of overflow seal and waste material adhesion. The square seal can be easily separated from the waste material to effectively reduce the defect rate. In the manufacture method of the square seal according to the present invention, the square seal inner frame line is first cut on the seal body film material, and then the dotted roulette is formed at position of the square seal outer frame line is pre formed, and finally, the circle of the square seal reserved outer frame line is cut at the periphery of the roulette.

BACKLIGHT MODULE AND LIQUID CRYSTAL DISPLAY DEVICE USING SAME

The present invention provides a backlight module and a liquid crystal display device using the backlight module. The backlight module includes: a backplane (), a light guide plate () arranged in the backplane (), a backlight source () arranged in the backplane (), and an optic film assembly () arranged on the light guide plate (). The backplane () comprises a bottom plate () and a plurality of side plates () perpendicularly connected to the bottom plate (). The bottom plate () has a surface facing the light guide plate () and defining a curved surface () and the curved surface () comprises a curved reflection surface () formed thereon. The backlight module and the liquid crystal display device using the backlight module according to the present invention have simple structure and include a backplane having a bottom plate that has a surface facing the light guide plate and including a curved reflection surface having excellent reflectivity formed thereon to replace a conventionally used reflector plate so as to reduce the thickness of the liquid crystal display device, reduce the cost of manufacturing, and facilitate achievement of thinning and also preventing the light guide plate from damage caused by friction between the reflector plate and the light guide plate and thus extending the life span of the light guide plate. 1. A backlight module , comprising: a backplane , a light guide plate arranged in the backplane , a backlight source arranged in the backplane , and an optic film assembly arranged on the light guide plate , the backplane comprising a bottom plate and a plurality of side plates perpendicularly connected to the bottom plate , the bottom plate having a surface facing the light guide plate and defining a curved surface , the curved surface comprising a curved reflection surface formed thereon.2. The backlight module as claimed in claim 1 , wherein the curved reflection surface is formed on the curved surface by coating of a material of light ...

DISPLAY APPARATUS

A display apparatus is provided. A display unit has a display region. A protecting cover has a patterned region, wherein the patterned region does not overlap the display region. A light guide plate is disposed between the display unit and the protecting cover and has a first light scattering region and a second light scattering region. The first light scattering region at least partially overlaps the display region, and the second light scattering region at least partially overlaps the patterned region. A light emitting unit emits a light beam to the light guide plate. After the light beam enters the light guide plate, a part of the light beam is scattered to the display region by the first light scattering region and another part of the light beam is scattered to the patterned region by the second light scattering region. 1. A display apparatus , comprising:a display unit having a display region;a protecting cover having a patterned region, wherein the patterned region does not overlap the display region;a light guide plate disposed between the display unit and the protecting cover, and having a first light scattering region and a second light scattering region, wherein the first light scattering region at least partially overlaps the display region, and the second light scattering region at least partially overlaps the patterned region; anda light emitting unit emitting a light beam to the light guide plate, wherein a part of the light beam is scattered to the display region by the first light scattering region after entering the light guide plate, and another part of the light beam is scattered to the patterned region by the second light scattering region after entering the light guide plate.2. The display apparatus of claim 1 , wherein the light guide plate comprises a first surface facing the protecting cover claim 1 , a second surface facing the display unit and an incident surface connecting the first surface and the second surface claim 1 , and the light ...

Joint layout and method for joining components and light guide element for use therein

A joint layout is provided for the firm bonding of components by means of a light-activated joining agent. A light guide element is arranged at least in sections in a joint gap between the components. The light guide element is embedded into the joining agent in the joint gap, and light for activating the joining agent can be outcoupled from the light guide element in the joint gap. In this context, at least one spacer is arranged in the joint gap between the light guide element and at least one of the components.

REFLECTIVE TRAY FOR A BACKLIGHT, COMPRISING A POLYMERIC DIELECTRIC MULTILAYER REFLECTOR

The present disclosure relates to reflective trays () comprising a polymeric dielectric multilayer reflector material, backlight modules incorporating said reflective trays, articles using said backlight modules, and methods of making said reflective trays useful for backlight modules. In particular, the backlight modules have a reduced tendency to leak light into unwanted areas, and also form a compact unit having a narrow bezel, that at least partially surrounds the components of the backlight and/or the display. 1. An article , comprising: a light guide;', 'a light source optically coupled to the light guide; and', 'at least one light management film immediately adjacent the open top,, 'a reflective tray having sides, a bottom, and an open top, the reflective tray configured to at least partially enclosewherein the reflective tray comprises a polymeric dielectric multilayer reflector.2. The article of claim 1 , wherein the reflective tray consists essentially of a polymeric dielectric multilayer reflector.3. The article of claim 1 , wherein the reflective tray is configured to at least partially enclose a liquid crystal display (LCD) disposed adjacent the open top claim 1 , such that light from the light source that passes through the at least one light management film claim 1 , enters the LCD.4. The article of claim 1 , wherein the reflective tray is a rectangular reflective tray having up to four sides.5. The article of claim 1 , wherein the polymeric dielectric multilayer reflector is an enhanced specular reflector (ESR).6. The article of claim 1 , wherein an exterior surface of the reflective tray includes a functional layer disposed thereon.7. The article of claim 6 , wherein the functional layer is a thermally conductive layer claim 6 , an optically absorptive layer claim 6 , a structural layer claim 6 , or a combination thereof.8. The article of claim 6 , wherein the functional layer comprises thermally conductive particles in a binder or a metal.9. The ...

Display device

Discussed is a display device that may include a receiving case having a bottom surface, a case sidewall, and a sheet supporting groove prepared in the case sidewall; a backlight unit including an optical sheet part with a sheet fixing portion received in the receiving case and disposed in the sheet supporting groove; a display panel disposed on the backlight unit; a guide frame for supporting rear edges of the display panel and surrounding the case sidewall; and an optical control member confronting an outer surface of the optical sheet part with the sheet fixing portion.

DISPLAY APPARATUS

A display apparatus includes a display panel and a first protection member which accommodates the display panel. The first protection member includes first sidewalls facing each other and second sidewalls connected to ends of the first sidewalls to face each other. The first and second sidewalls are disposed to surround a side surface of the display panel, the first sidewalls are curved symmetrical to each other, and a distance between central portions of the first sidewalls facing each other is a minimum distance between the first sidewalls, and a distance between ends of the first sidewalls facing each other is a maximum distance between the first sidewalls. 1. A display apparatus , comprising:a display panel; anda first protection member which accommodates the display panel, first sidewalls facing each other; and', 'second sidewalls connected to ends of the first sidewalls to face each other,, 'wherein the first protection member compriseswherein the first and second sidewalls are disposed to surround a side surface of the display panel,the first sidewalls are curved symmetrical to each other,a distance between central portions of the first sidewalls facing each other is a minimum distance between the first sidewalls, anda distance between ends of the first sidewalls facing each other is a maximum distance between the first sidewalls.2. The display apparatus of claim 1 , wherein the display panel and the first protection member are curved with respect to a first direction.3. The display apparatus of claim 1 , wherein the display panel comprises:long sides extending in a first direction to face each other; andshort sides extending in a second direction crossing the first direction,wherein the short sides are connected to ends of the long sides to face each other.4. The display apparatus of claim 3 , whereinthe first sidewalls are disposed to correspond to the long sides of the display panel, andthe second sidewalls are disposed to face the short sides of the ...

BACKLIGHT FRAME AND BACKLIGHT MODULE

The present disclosure relates to a backlight frame including a frame body, which has a first and a second side wall opposite to each other, and a third and a fourth side wall opposite to each other, wherein at least one first protrusion is arranged in the frame body close to the first side wall, at least one second protrusion is arranged wall in the frame body close to the second side, at least one third protrusion is arranged in the frame body close to the third side wall, and at least one fourth protrusion is arranged in the frame body close to the fourth side wall. The first, second, third and fourth protrusions together define a placement area for disposing a light guide plate. Through a placement area with a regular shape for disposing the light guide plate cut in a regular manner therein, the utilization of raw material for the light guide plate to be cut can be effectively improved, and the production cost of the light guide plate can be finally reduced. In the meantime, the safety of the light guide plate can be increased. The present disclosure further relates to a backlight module, which can effectively reduce the production cost and at the same time increase the safety of the light guide plate. 1. A backlight frame including a frame body , which has a first side wall and a second side wall opposite to each other , and a third side wall and a fourth side wall opposite to each other ,wherein at least one first protrusion is arranged in the frame body close to the first side wall, at least one second protrusion is arranged wall in the frame body close to the second side, at least one third protrusion is arranged in the frame body close to the third side wall, and at least one fourth protrusion is arranged in the frame body close to the fourth side wall, andwherein the first protrusion, the second protrusion, the third protrusion and the fourth protrusion together define a placement area for disposing a light guide plate.2. The backlight frame according to ...

ARRANGEMENT FOR CLOSING AN OPENING IN A VEHICLE WITH A PANE AND A LIGHT-GUIDING SHEET

An arrangement for closing an opening in a vehicle roof, the arrangement having a transparent pane. According to one embodiment, arranged on the pane, on an underside of the pane that is facing the passenger compartment, is a light guide film, into which light from a light source of the arrangement can be coupled. The light guide film is formed in such a way that it emits incoupled light into the passenger compartment. 1. An arrangement for closing an opening in a vehicle roof , the arrangement comprising: a transparent pane ,whereinarranged on the pane, on an underside of the pane that is facing the passenger compartment, is a light guide film, into which light from a light source of the arrangement can be coupled, and which is formed in such a way that it emits the incoupled light into the passenger compartment, the light guide film being part of a film assembly, which is adhesively attached on or laminated to the underside of the pane.2. The arrangement as claimed in claim 1 , wherein the film assembly has an anti-shatter protective film.3. The arrangement as claimed in claim 2 , wherein the anti-shatter protective film is arranged on the side of the film assembly that is facing the passenger compartment.4. The arrangement as claimed in claim 1 , wherein the film assembly has an IR protective film claim 1 , which at least partially absorbs or reflects IR radiation claim 1 , the IR protective film preferably being arranged on a side of the film assembly that is facing the pane.5. The arrangement as claimed in claim 1 , wherein the film assembly has a layer or a film that comprises organic solar cells.6. The arrangement as claimed in claim 1 , wherein crystalline or amorphous solar cells are arranged between the film assembly and the pane.7. The arrangement as claimed in claim 1 , wherein a light-incoupling device is provided claim 1 , by means of which the light from the light source can be coupled into a side edge of the light guide film claim 1 , and the light ...

ILLUMINATED MULTILAYER STRUCTURE WITH EMBEDDED LIGHT SOURCES

An electronic device includes a substrate film having a first side and a second side, and a number of light sources configured to emit light. A plastic lightguide layer is molded onto the first side of the substrate film. The plastic lightguide layer being of optically at least translucent material to transmit light. The device also includes a masking layer provided on the outer surface of the plastic lightguide layer. The masking layer defines a window for letting the light emitted by the embedded light sources to pass through the masking layer towards the environment. 121-. (canceled)22. A multilayer assembly for an electronic device comprising:a flexible substrate film configured to accommodate electronics on at least a first side thereof, said film having the first side and a second side,a number of conductive traces printed by means of printed electronics technology on the first side of the substrate film,a number of light sources provided on the first side of the substrate film and configured to emit light of a predetermined frequency or frequency band, including or substantially limited to visible light,a molded thermoplastic lightguide layer provided onto the first side of the substrate film and at least partially embedding the light sources, the thermoplastic lightguide layer being of optically at least translucent material having regard to the predetermined frequency or band, wherein the thermoplastic lightguide layer is configured to transmit light emitted by the embedded light sources so that the transmitted light propagates within the thermoplastic lightguide layer and is outcoupled from the thermoplastic lightguide layer via an outer surface thereof substantially opposite to the embedded light sources, anda masking layer provided on the outer surface of the thermoplastic lightguide layer, the masking layer containing substantially opaque material to block external view of at least some internals of the multilayer assembly including the light sources, ...

WARPING BUFFERING STRUCTURE FOR LIGHT GUIDE PLATE AND BACKLIGHT MODULE

The present disclosure provides a warping buffering structure for a light guide plate and a backlight module. The warping buffering structure includes: a first member with one side thereof contacting one end of the light guide plate of a backlight module; a second member with one side thereof flexibly connected to a side wall of a back cover of the backlight module, and the second member capable of sliding along an extending direction of the side wall; a first inclined surface formed on an end of one side of the first member which is away from the light guide plate; and a second inclined surface formed on an end of one side of the second member which is away from the side wall, and the second inclined surface contacting the first inclined surface and being slidably engaged with the second inclined surface. 1. A warping buffering structure for a light guide plate , comprising:a first member with one side thereof contacting one end of the light guide plate of a backlight module;a second member with one side thereof flexibly connected to a side wall of a back cover of the backlight module, and the second member capable of sliding along an extending direction of the side wall;a first inclined surface formed on an end of one side of the first member which is away from the light guide plate; anda second inclined surface formed on an end of one side of the second member which is away from the side wall, and the second inclined surface contacting the first inclined surface and being slidably engaged with the second inclined surface.2. The warping buffering structure according to claim 1 , wherein the first inclined surface and a vertical surface of one end of the first member adjacent to a bottom wall of the back cover form an angle ranging from 180 degrees to 270 degrees claim 1 , and the second inclined surface and a vertical surface of one end of the second member adjacent to the bottom wall form an angle ranging from 90 degrees to 180 degrees.3. The warping buffering ...

LIGHT GUIDE PLATE AND DISPLAY DEVICE HAVING THE SAME

A display device includes a display panel including a display area and a non-display area; a light guide plate which guides light to the display panel, including: an upper surface including a first area overlapped with the display area and a second area which is disposed adjacent to the first area and overlapped with the non-display area, a lower surface facing the upper surface, a side surface connecting the upper surface and the lower surface to each other, and a plurality of protrusions arranged at the upper surface to be disposed in the second area of the upper surface; a light source which generates and provides the light the side surface of the light guide plate; and an optical sheet between the display panel and the upper surface of the light guide plate, contacting the protrusions in the second area, and spaced apart from the first area. 1. A display device comprising:a display panel comprising a display area at which an image is displayed with light and a non-display area which is disposed adjacent to the display area; an upper surface comprising a first area overlapped with the display area of the display panel and a second area which is disposed adjacent to the first area and overlapped with the non-display area of the display panel,', 'a lower surface facing the upper surface,', 'a side surface connecting the upper surface and the lower surface to each other, and', 'a plurality of protrusions arranged at the upper surface to be disposed in the second area of the upper surface;, 'a light guide plate through which the light is guided to the display panel, comprisinga light source which generates and provides the light to a portion of the side surface of the light guide plate; andan optical sheet disposed between the display panel and the upper surface of the light guide plate, contacting the protrusions in the second area of the upper surface, and spaced apart from the first area of the upper surface.2. The display device of claim 1 , wherein in a top plan ...

BACKLIGHT MODULE AND DISPLAY DEVICE

A backlight module and a display device are provided. The backlight module includes a frame, a flexible circuit board, a light guide plate, and multiple light emitting units. The frame includes opposite first and second borders, and opposite third and fourth borders. The multiple light emitting units are fixed on the flexible circuit board. The flexible circuit board is located inside the frame and is close to the first border. There is a first gap between the light emitting unit closest to the third border and the third border, and between the light emitting unit closest to the fourth border and the fourth border. The light guide plate is fixed to the flexible circuit board. The light guide plate includes a light guide plate body and two spacers. Each of the two spacers is located in the first gap and is bonded to the frame. 1. A backlight module , comprising:a frame, comprising a first border and a second border opposite to each other, and a third border and a fourth border opposite to each other, wherein both the third border and the fourth border are adjacent to the first border and the second border respectively;a flexible circuit board located inside the frame and is close to the first border;a light guide plate, comprising a light guide plate body and two spacers, wherein the two spacers are located at an end of the light guide plate body close to the first border and extend in a direction away from the light guide plate body; anda plurality of light emitting units fixed on the flexible circuit board,wherein a first light emitting unit among the plurality of light emitting units is closest to the third border, and a second light emitting unit among the plurality of light emitting units is closest to the fourth border;wherein one first gap is placed between the first light emitting unit and the third border, and another first gap is placed between the second light emitting unit and the fourth border; andwherein the light guide plate is located inside the frame ...

BACKLIGHT UNIT AND DISPLAY DEVICE INCLUDING THE SAME

A backlight unit includes a first light guide plate, a second light guide plate disposed over the first light guide plate, and a first wavelength conversion layer disposed between the first light guide plate and the second light guide plate. 1. A backlight unit , comprising:a first light guide plate;a second light guide plate disposed over the first light guide plate; anda first wavelength conversion layer disposed between the first light guide plate and the second light guide plate.2. The backlight unit of claim 1 , further comprising:a first light source and a second light source,wherein the first light source is disposed adjacent to one side surface of the first light guide plate, and the second light source is disposed adjacent to one side surface of the second light guide plate.3. The backlight unit of claim 2 ,wherein the first light source is configured to emit a first near-ultraviolet light, and the second light source is configured to emit a second blue light.4. The backlight unit of claim 3 , further comprising:a first low refractive layer disposed between the first light guide plate and the first wavelength conversion layer,wherein the first low refractive layer has a lower refractive index than the first light guide plate.5. The backlight unit of claim 4 , further comprising:a first protective layer covering the first low refractive layer and disposed between the second light guide plate and the first wavelength conversion layer.6. The backlight unit of claim 5 , further comprising:a second low refractive layer and a second protective layer, both of which are disposed on the second light guide plate,wherein the second low refractive layer is disposed between the second light guide plate and the second protective layer.7. The backlight unit of claim 3 , further comprising:an optical filter disposed between the first wavelength conversion layer and the second light guide plate,wherein the optical filter is configured to reflect the second light, and to ...

Light Source Device and Display Apparatus

Provided are a light source device which is capable of constantly maintaining an interval between the light source and the light guide plate when the light guide plate is thermally expanded by a simpler configuration without adding a separate component, while suppressing the manufacturing costs, and a display apparatus. The light source device includes a light guide plate for emitting light made incident on one side surface from one surface thereof, a light source disposed on the one side surface side of the light guide plate, and a rear housing body for housing the light guide plate and the light source, wherein a heat spreader, which holds the light guide plate and the light source and transfers heat emitted from the light source to a bottom surface of the rear housing body, is configured to slide on the bottom surface of the rear housing body, such that the light source which is held together with the light guide plate by the heat spreader also slides according to an expansion and contraction of the light guide plate. 17-. (canceled)8. A light source device which includes a light guide plate configured to emit light made incident on one side surface from one surface thereof , a light source disposed on the one side surface side of the light guide plate , and a housing body configured to house the light guide plate and the light source , the light source device comprising:a heat transfer unit configured to hold the light guide plate and the light source and transfer heat emitted from the light source to one surface of the housing body,wherein the heat transfer unit has a plate part which is interposed between the other surface of the light guide plate and the one surface of the housing body,the heat transfer unit is configured to slide on the one surface of the housing body in a facing direction in which the one side surface of the light guide plate and the other side surface corresponding thereto face each other, andthe heat transfer unit is configured to be ...

BACKLIGHT MODULE AND DISPLAY DEVICE

The present disclosure provides a backlight module and a display device, in which backlight module, a frame, a backlight source and a protective film are provided. The frame is composed of a bottom plate and sidewalls disposed at the periphery of the bottom plate, the backlight source is accommodated within the space composed of the bottom plate and the sidewalls, wherein the light-emitting surface of the backlight source is away from the bottom plate. The protective film covers the light-emitting surface of the backlight source, extends along at least two opposite sidewalls of the frame to the outer side of the bottom plate away from the backlight source, and is fixedly connected to the outer side of the bottom plate away from the backlight source. 1. A backlight module , comprising:a frame, a backlight source and a protective film;wherein the frame comprises a bottom plate and sidewalls at a periphery of the bottom plate, the backlight source is accommodated in a space formed by the bottom plate and the sidewalls of the frame, wherein a light-emitting surface of the backlight source is away from the bottom plate;the protective film covers the light-emitting surface of the backlight source, extends along at least two opposite sidewalls of the frame to a side of the bottom plate away from the backlight source, and is fixed onto a surface of the bottom plate away from the backlight source.2. The backlight module according to claim 1 , wherein the protective film extends along two sidewalls of the frame in a length direction thereof to the side of the bottom plate away from the backlight source and is fixed to outside surfaces of the two sidewalls of the frame in the length direction thereof.3. The backlight module according to claim 1 , wherein the protective film extends along four sidewalls of the frame to the side of the bottom plate away from the backlight source and is fixed to outside surfaces of the four sidewalls of the frame.4. The backlight module according ...

LIGHT-EMITTING GLAZING ASSEMBLY, DOOR AND PIECE OF REFRIGERATING EQUIPMENT COMPRISING THIS ASSEMBLY AND MANUFACTURE THEREOF

A light-emitting glazed door for a piece of refrigerating equipment, includes first and second glazing units forming an insulating glazing unit, the glazing units being spaced apart by a mastic seal; a peripheral light source with a source carrier; a system for extracting guided light in order to form at least one luminous zone; and a fastening part, namely a profile, making direct adhesive contact with the mastic seal. 2. The light-emitting glazing assembly as claimed in claim 1 , wherein the fastening part comprises one or more portions that are spaced apart and that make direct adhesive contact with the first polymeric seal along the injection edge face.3. The light-emitting glazing assembly as claimed in claim 1 , wherein the fastening part is made of metal and does not make contact both with the first glazing unit and the second glazing unit.4. The light-emitting glazing assembly as claimed in claim 1 , wherein the first polymeric seal is present between the fastening part and the second main face or wherein the fastening part is adhesively bonded by adhesive bonding to the second main face and/or to an insert between the second main face and the third main face.5. The light-emitting glazing assembly as claimed in claim 1 , wherein the bottom part is against or securely fastened to the fastening part or is against or securely fastened to the second glazing unit.6. The light-emitting glazing assembly as claimed in claim 1 , wherein the bottom part extends the fastening part claim 1 , the bottom and fastening parts forming a part of unitary construction.7. The light-emitting glazing assembly as claimed in claim 1 , wherein the second edge face extends beyond the injection edge face so that the second glazing unit forms a protrusion that protrudes past the source carrier or the optical fiber directly on the bottom part claim 1 , said protrusion being on the opposite side to the injection edge face claim 1 , and the source carrier optionally makes direct adhesive ...

DISPLAY PANEL AND MANUFACTURING METHOD THEREOF, AND DISPLAY DEVICE

A display panel and a manufacturing method thereof, and a display device. The display panel includes a light guide plate, an array substrate, a liquid crystal layer between the light guide plate and the array substrate, a plurality of light-extracting gratings located on one side of a light exit surface of the light guide plate, and a transparent protection layer between a film layer where the light-extracting gratings are located and the light guide plate. The light guide plate includes a plurality of light-extracting port areas, and transparent areas besides the light-extracting port areas; each light-extracting port area is provided with one light-extracting grating; the protection layer is at least provided on the transparent areas, and the protection layer is configured to prevent the light guide plate in the transparent areas from being excessively etched to form a plurality of depressions. 1. A display panel , comprising:a light guide plate,an array substrate opposite to the light guide plate,a liquid crystal layer located between the light guide plate and the array substrate,a plurality of light extraction gratings located on a side of a light-emitting surface of the light guide plate,and a transparent protective layer located between a film layer where the light extraction gratings are located and the light guide plate;wherein the light guide plate comprises: a plurality of light extraction port regions, and transparent regions besides the light extraction port regions;each of the light extraction port regions is provided with one of the light extraction gratings, the light extraction gratings are configured to take out light in the light guide plate; the transparent regions are configured to transmit light in the light guide plate by total reflection; andthe protective layer is at least arranged in the transparent regions.2. The display panel according to claim 1 , wherein the protective layer is an etching barrier layer claim 1 , and the etching barrier ...

DISPLAY DEVICE

A display device includes a light source, a mirror reflection guide member, a diffusion reflection member, and a display panel. The light source extends in a first direction and is configured to emit light. The mirror reflection guide member is configured to: support the light source, and guide at least some of the light to a second direction substantially perpendicular to the first direction. The mirror reflection guide member includes a plurality of guide patterns extending in the second direction and arranged in the first direction. The diffusion reflection member is configured to guide at least some of the light to a third direction substantially perpendicular to the first and second directions. The display panel is disposed on the mirror reflection guide member and the diffusion reflection member and is configured to display an image using the light guided by the diffusion reflection member. 1. A display device , comprising:a light source extending in a first direction, the light source being configured to emit light; support the light source, and', 'guide at least some of the light emitted from the light source to a second direction substantially perpendicular to the first direction;, 'a mirror reflection guide member configured toa diffusion reflection member configured to guide at least some of the light emitted from the light source to a third direction substantially perpendicular to the first and second directions, a portion of the diffusion reflection member being disposed on a portion of the mirror reflection guide member; anda display panel disposed on the mirror reflection guide member and the diffusion reflection member, the display panel being configured to display an image using light guided by the diffusion reflection member,wherein either the portion of the mirror reflection guide member or the portion of the diffusion reflection member comprises a plurality of cut away patterns.2. The display device of claim 1 , wherein the portion of the mirror ...

LIQUID CRYSTAL DISPLAY DEVICE

An embodiment of the present invention provides a liquid crystal display device including: a backlight unit including a light guide plate under a liquid crystal panel and a light source at a first side of the light guide plate; a main frame surrounding the backlight unit and including a first guide wall and a first supporting portion, the first guide wall protruding from each corner of an upper surface of the main frame, and the supporting portion extending from adjacent two corners of the upper surface at the first side toward the backlight unit; a light-shielding tape attached on the upper surface of the main frame by being guided by the first guide wall and including a first chamfer portion at each corner and a protrusion at adjacent two corners at the first side, wherein the first chamfer portion and the protrusion correspond to the first guide wall and the first supporting portion, respectively; and a liquid crystal panel disposed over the backlight unit and attached on the light-shielding tape. 1. A liquid crystal display device , comprising:a backlight unit disposed under a liquid crystal panel, and including a light guide plate and a light source at a first side of the light guide plate;a main frame surrounding the backlight unit and including a first guide wall and a first supporting portion, the first guide wall protruding from each corner of an upper surface of the main frame, and the first supporting portion extending from adjacent two corners of the upper surface in the first side toward the backlight unit;a light-shielding tape attached on the upper surface of the main frame by being guided by the first guide wall of the main frame and including a first chamfer portion at each corner and a protrusion at adjacent two corners in the first side of the light guide plate, wherein the first chamfer portion and the protrusion correspond to the first guide wall and the first supporting portion, respectively; andthe liquid crystal panel disposed over the ...

DISPLAY APPARATUS

The present disclosure relates to a display apparatus including a display panel, a light guide panel disposed in the rear of the display panel, a light source disposed adjacent to a side surface of the light guide panel, a quantum dot conversion member disposed to be inclined with respect to the light source, including quantum dot particles, and configured to convert properties of light emitted from the light source, and a transparent member including a first surface facing the light source, a second surface facing the quantum dot conversion member, and a third surface disposed adjacent to the side surface of the light guide panel, wherein the transparent member is configured to transmit at least one part of the light incident on the third surface to the side surface of the light guide panel and reflect the other part of the light to the inside thereof. 1. A display apparatus comprising:a display panel;a light guide panel disposed in the rear of the display panel;a light source disposed adjacent to a side surface of the light guide panel;a quantum dot conversion member disposed to be inclined with respect to the light source, comprising quantum dot particles, and configured to convert properties of light emitted from the light source; anda transparent member comprising a first surface facing the light source, a second surface facing the quantum dot conversion member, and a third surface disposed adjacent to the side surface of the light guide panel, wherein the transparent member is configured to transmit at least one part of the light incident on the third surface to the side surface of the light guide panel and reflect another part of the light to the inside thereof.2. The display apparatus according to claim 1 , whereinthe transparent member comprises a triangular pillar shape formed by the first surface, the second surface and the third surface, andthe transparent member is disposed between the light source and the quantum dot conversion member.3. The display ...

BACKLIGHT MODULE AND LIGHT GUIDE PLATE THEREOF

A light guide plate includes a plate-like body, a surface thereof being a light-emitting surface, and a projection extending from a surface of the body away from the light-emitting surface along a direction opposite to the light-emitting surface. The projection separates the body of the light guide plate from the reflecting sheet, so that an air layer is formed between the light guide plate and the reflecting sheet, thus rendering the body of the light guide plate and the reflecting sheet hardly attachable to each other. A backlight module comprises said light guide plate. 1. A light guide plate , comprising:a plate-like body, a surface thereof being a light-emitting surface, anda projection extending from a surface of the body away from the light-emitting surface along a direction opposite to the light-emitting surface.2. The light guide plate according to claim 1 , wherein provided are two projections which are located close to two opposite sides of the body respectively.3. The light guide plate according to claim 2 , wherein the two projections are the same in height.4. The light guide plate according to claim 2 , wherein the projections are in the shape of a strip claim 2 , and extend parallel to side faces of the body which are close to the projections.5. The light guide plate according to claim 3 , wherein the projections are in the shape of a strip claim 3 , and extend parallel to side faces of the body which are close to the projections.6. The light guide plate according to claim 1 , wherein the body has a side face for entering of light claim 1 ,the light guide plate is provided with two projections, one being close to the side face, and the other being opposite to the side face, andeach projection is provided with a slope facing the other projection, and two slopes of the two projections are connected to form a arcuate surface depressed inwardly.7. The light guide plate according to claim 6 , wherein the arcuate surface is formed by a translation movement ...

Outdoor and/or Enclosed Structure LED Luminaire

A luminaire with a plurality of optical waveguides disposed in side-by-side relationship, together at least partially defining a closed path, and a plurality of optical coupling portions disposed adjacent to the optical waveguides. Further, each optical coupling portion is associated with one of the optical waveguides, and each coupling portion includes a refractive portion and a pair of reflective portions disposed on opposite sides of the refractive portion. Additionally, at least one LED is associated with each optical coupling portion and disposed at a first end of the associated optical coupling portion.

Electronic appliance

There is provided an electronic appliance having an improved structure enabling multi-image conversion. The electronic appliance includes a display device configured to display a plurality of images, wherein the display device includes first and second images that are selectively displayed on a screen. A first light-guiding layer is disposed between the screen and a second light-guiding layer, and two light sources disposed to selectively illuminate the first light-guiding layer and the second light-guiding layer. The second light-guiding layer has a thickness that is 25% to 45% greater than a thickness of the first light-guiding layer such that an intensity of light that is emitted from the first light source and introduced into the second light-guiding layer is greater than an intensity of light that is emitted from the second light source and introduced into the first light-guiding layer. 1. An electronic appliance , comprisinga display device configured to display a plurality of images,wherein the display device includes:a first image and a second image that are selectively displayed;a first light-guiding layer disposed below a screen;a second light-guiding layer disposed below the first light-guiding layer; andat least one light source disposed to selectively illuminate the first light-guiding layer and the second light-guiding layer,{'b': '5', 'wherein the second light-guiding layer has a thickness that is 25% to 4% greater than a thickness of the first light-guiding layer such that an intensity of light that is emitted from the at least one light source and introduced into the second light-guiding layer is greater than an intensity of light that is emitted from the at least one light source and introduced into the first light-guiding layer.'}2. The electronic appliance according to claim 1 , wherein the at least one light source includes a first light source configured to emit a first light and a second light source configured to emit a second light that are ...

LIGHTING SYSTEM FOR PHOTOGRAPHY STATION

A photography system includes a lighting system configured to provide a lighting scene that is diffused and is artistically desirable. The system includes an array of light panels configured to simulate a wall of windows that receive natural, diffused, and consistent sunlight, such as a large window facing the north. The light panels can operate in various modes of operation, such as a continuous light mode a strobe light mode. 120-. (canceled)21. A photography system comprising: a plurality of edge-lit light panels that generate diffused light; and', 'a power control unit comprising a continuous light power supply and a strobe light power supply that are each electrically connected to the plurality of edge-lit light panels; and, 'a panel light device comprising a light control interface to facilitate signal transmission between the controller and the panel light device;', 'at least one processor coupled to the light control interface; and', transmit a first signal to the panel light device through the light control interface to cause provision of power from the continuous light power supply to one or more of the plurality of edge-lit light panels to generate continuous light of a first light intensity; and', 'transmit a second signal to the panel light device through the light control interface to cause provision of power from the strobe light power supply to one or more of the plurality of edge-lit light panels to generate a flash of light of a second light intensity greater than the first light intensity., 'a memory coupled to the at least one processor and storing instructions that, when executed by the at least one processor, causes the at least one processor to], 'a controller that synchronizes the panel light device with one or more image captures of a camera, the controller comprising22. The photography system of claim 21 , wherein the controller synchronizes the panel light device with an image capture of the camera claim 21 , and the at least one processor ...

Optical Unit and Display Apparatus

Provided is an optical unit which includes a light guide plate configured to emit light made incident thereon through a light incident side surface from one surface thereof, and a reflection sheet disposed to face the light guide plate, wherein the reflection sheet has a projection piece which protrudes with respect to a surface of the reflection sheet on one edge thereof. The projection piece is held with being in surface contact with any one side surface of the light guide plate, thereby the reflection sheet is held so as to face the light guide plate. 118-. (canceled)19. An optical unit which includes a light guide plate configured to emit light made incident thereon through a light incident side surface from one surface thereof , and a reflection sheet disposed opposite to the light guide plate ,wherein the reflection sheet has a projection piece on one edge thereof, which protrudes with respect to a surface of the reflection sheet andthe projection piece is held with being in surface contact with any one side surface of the light guide plate.20. The optical unit according to claim 19 , comprising:a storage housing in which the light guide plate and the reflection sheet are stacked and stored, anda clamping part which is provided in the storage housing to hold the projection piece between the side surface of the light guide plate.21. The optical unit according to claim 20 , wherein the projection piece is partially provided at the one edge of the reflection sheet.22. The optical unit according to claim 21 , wherein the light guide plate and the reflection sheet are a rectangular shape claim 21 ,the one edge of the reflection sheet is an edge on the other side surface side opposing to the light incident side surface of the light guide plate, andthe projection piece is provided at a central part of the edge.23. The optical unit according to claim 21 , wherein the light guide plate and the reflection sheet are a rectangular shape claim 21 ,the one edge of the ...

LIGHT SOURCE APPARATUS AND DISPLAY

A light source apparatus includes a light source, a light guide plate, a plurality of optical sheets, and an adhesive material. The light guide plate has an incident surface on which light from the light source is incident, and a light emitting surface from which the light on the incident surface is emitted. The plurality of optical sheets are disposed to overlap one another on the light emitting surface. The adhesive material fixes positions of the plurality of optical sheets. The plurality of optical sheets include respective extension portions each formed by bending an extension of a peripheral portion of the optical sheet to face a side surface of the light guide plate. The respective extension portions are aligned with displacements so as not to completely overlap one another, and the adhesive material is applied to the respective extension portions. 1. A light source apparatus , comprisinga light source;a light guide plate having an incident surface on which light emitted from said light source is incident, and a light emitting surface from which said light incident on said incident surface is emitted;a plurality of optical sheets disposed to overlap one another on said light emitting surface, said plurality of optical sheets optically acting on said light emitted from said light emitting surface; andan adhesive material for fixing positions of said plurality of optical sheets,wherein said plurality of optical sheets include respective extension portions each formed by bending an extension of a peripheral portion of said optical sheet to face a side surface of said light guide plate, andsaid respective extension portions of said plurality of optical sheets are aligned with displacements so as not to completely overlap one another, and said adhesive material is applied to said respective extension portions.2. The light source apparatus according to claim 1 ,wherein said adhesive material bonds said respective extension portions to said side surface of said ...

Light Guide Assembly for an LCD or the Like

An apparatus and method for assembling a display device to which is coupled a light guide that has smooth surfaces for light-transmission and at least one surface that is for light scattering and internal reflection. The method includes depositing a reflective coating on that surface, and installing the display device with coupled light guide in an interior of a meter housing or casing. A portion of the casing interior is filled with a component, such as epoxy, for sealing the case interior to protect the display device and light guide against water and dust penetration. All surfaces of the light guide are protected from direct contact with the epoxy. This approach greatly simplifies the assembly process and yields a robust display that also prevents light leakage from the light guide. 1. A light guide assembly for coupling with a display device , comprising: an inlet for receiving light that enters the light guide to propagate along a path through the light guide,', 'an outlet surface from which emanates the light that propagates through the guide, the emanating light providing light to a display device when the outlet surface is coupled to the display device,', 'a plurality of protuberances in a rear surface of the light guide that is opposite the outlet surface of the light guide, the protuberances having outer surfaces and being disposed in the path of the light that propagates within the guide so that propagating light within the guide impinges upon and is scattered by the protuberances, and wherein the protuberances protrude from an otherwise planar portion of the rear surface; and, 'a light-transmissive light guide havinga reflective coating applied to the outer surfaces of the protuberances and to the planar portion of the rear surface such that light impinging on the protuberances and on the planar portion of the rear surface is reflected therefrom through the outlet surface of the light guide.2. The assembly of wherein the protuberances are three- ...

Back plate and liquid crystal display device having the same

A back plate of a liquid crystal display (LCD) device includes a first region as an appearance of the entire LCD device, in which a plurality of first and second reinforcing ribs crossing each other are disposed, the plurality of first reinforcing ribs are arranged to be spaced apart from each other in a horizontal direction, and an angle α between the first reinforcing rib and a vertical direction ranges from 40° to 50°. The plurality of second reinforcing ribs are arranged to be spaced apart from each other in the horizontal direction, and an angle β between the second reinforcing rib and the vertical direction ranges from 40° to 50°. Each of the first reinforcing ribs at least crosses one of the second reinforcing ribs. A liquid crystal display device including the back plate as described above is also disclosed.

Display device and method of manufacturing the same

According to one embodiment, a display device includes a cover panel, a display panel opposed to the cover panel, an adhesive layer provided between the cover panel and the display panel and attaching the display panel to the cover panel, the adhesive layer including a first area to which the display panel is fixed and a second area located further outward than an outer periphery of the display panel, a backlight unit opposed to the display panel, and a case containing the display panel and the backlight unit, at least a part of the case being fixed to the cover panel by the second area of the adhesive layer.

LIQUID CRYSTAL DISPLAY

A liquid crystal display is disclosed. The liquid crystal display includes a liquid crystal panel, a light guide plate disposed under a back surface of the liquid crystal panel and having a light incident surface, a light source module including at least one light source disposed opposite the light incident surface and supporting an edge of one side of the liquid crystal panel at a lower part of the liquid crystal panel, and a cover bottom supporting an edge of the other side of the liquid crystal panel at the lower part of the liquid crystal panel and covering at least a portion of the light guide plate and at least a portion of the light source module. 1. A liquid crystal display , comprising:a liquid crystal panel;a light guide plate disposed on a back surface of the liquid crystal panel and having a light incident surface;a light source module comprising at least one light source disposed opposite to the light incident surface and supporting an edge of one side of the liquid crystal panel; anda cover bottom configured to support an edge of the other side of the liquid crystal panel at the lower part of the liquid crystal panel and cover at least a portion of the light guide plate and at least a portion of the light source module, wherein the cover bottom includes,a base portion covering a back surface of the light guide plate,a first guide portion extended from one end of the base portion to cover a portion of an inside surface of the light source module,a second guide portion extended from the first guide portion to cover a back surface of the light source module, anda third guide portion extended from the second guide portion and extended away from the light source module.2. The liquid crystal display of claim 1 , wherein the third guide portion has one end not directly contacting the light source module.3. The liquid crystal display of claim 1 , wherein the third guide portion includes at least one curved portion.4. The liquid crystal display of claim 1 , ...

BACKLIGHT UNIT AND DISPLAY DEVICE INCLUDING THE SAME

A display device includes a display panel and a backlight unit. The backlight unit includes a light source that includes a printed circuit board and a plurality of light emitting diode packages mounted on the printed circuit board, a light guiding member in contact with the light emitting diode packages, and a protection member. The protection member is disposed between and in contact with the light guiding member and the printed circuit board. 1. A display device , comprising:a display panel; anda backlight unit that emits light to the display panel, a light source that includes a printed circuit board and a plurality of light emitting diode packages mounted on the printed circuit board;', 'a light guiding member in contact with the light emitting diode packages; and', 'a protection member disposed between and in contact with the light guiding member and the printed circuit board., 'wherein the backlight unit comprises2. The display device of claim 1 , wherein a thickness of each of the light emitting diode packages is substantially equal to that of the protection member.3. The display device of claim 1 , wherein the protection member includes a plurality of openings claim 1 , andeach of the light emitting diode packages is inserted into a corresponding opening.4. The display device of claim 3 , wherein the protection member comprises:a base that includes the openings; anda lower support that extends from a first side portion of the base, wherein the lower support supports a bottom surface of the light guiding member.5. The display device of claim 4 , wherein the base and the lower support constitute a single object.6. The display device of claim 4 , wherein the protection member further comprises an upper support that extends from a second side portion of the base and contacts a top surface of the light guiding member.7. The display device of claim 6 , wherein the base claim 6 , the lower support claim 6 , and the upper support constitute a single object.8. The ...

DUAL-SIDED DISPLAY DEVICE AND ITS BACKLIGHT MODULE

The dual-sided display device contains a light guide plate having at least a light entry face, a first light emission face, and a second light emission face oppositely positioned to the first light emission face; at least a light source unit adjacent to the light entry face; at least a heat dissipation base carrying the light source unit and dissipating the heat produced by the light source unit; a first frame member and a second frame member, where the first frame member is positioned above the first light emission face, the second frame member is positioned below the second light emission face, the first and second frame members are fixedly joined to the heat dissipation base, and the light guide plate is fixedly positioned in an accommodation space; and a first display panel and a second display panel, where the first display panel is fixedly positioned on the first frame member oppositely to the first light emission face, the second display panel is fixedly positioned beneath the second frame member oppositely to the second light emission face. 1. A dual-sided display device , comprising:a light guide plate having at least a light entry face, a first light emission face, and a second light emission face oppositely positioned to the first light emission face;at least a light source unit positioned adjacent to the light entry face;at least a heat dissipation base carrying the light source unit and dissipating the heat produced by the light source unit to the environment;a first frame member and a second frame member, where the first frame member is positioned above the first light emission face, the second frame member is positioned below the second light emission face, the first and second frame members are fixedly joined to the heat dissipation base, and the light guide plate is fixedly positioned in an accommodation space surrounded by the first and second frame members, and heat dissipation base; anda first display panel and a second display panel, where the ...

BACKLIGHT MODULE AND DISPLAY DEVICE

A backlight module and a display device are provided. The backlight module includes a reflector, a light guide plate, and a frame disposed around the light guide plate. The backlight module further includes at least one electrically conductive film. 1. A backlight module , comprising:a reflector;a light guide plate disposed on the reflector and contacting with the reflector;a light source assembly disposed at one side of the light guide plate;an optical film assembly disposed on the light guide plate; and the at least one electrically conductive film is attached to one surface of the reflector and another surface of the reflector contacts with the light guide plate;', 'the at least one electrically conductive film is disposed between the frame and the reflector; or', 'the at least one electrically conductive film is disposed on the optical film assembly and extended to touch the frame., 'a frame disposed around the light guide plate, wherein the backlight module further comprises at least one electrically conductive film, and the at least one electrically conductive film is disposed at one of the positions that2. The backlight module according to claim 1 , wherein the at least one electrically conductive film is composed of electrically conductive adhesive.3. A backlight module claim 1 , comprising:a reflector;a light guide plate disposed on the reflector and contacting with the reflector;a light source assembly disposed at one side of the light guide plate; anda frame disposed around the light guide plate, wherein the backlight module further comprises at least one electrically conductive film.4. The backlight module according to claim 3 , wherein the at least one electrically conductive film is attached to one surface of the reflector and another surface of the reflector contacts with the light guide plate.5. The backlight module according to claim 3 , wherein the at least one electrically conductive film is disposed between the frame and the reflector.6. The ...

Luminaire Assemblies with Composite Housings

A luminaire assembly includes a substrate; light emitting elements (LEEs) secured to the substrate; optical couplers arranged along the substrate, each optical coupler being positioned to receive light emitting from a corresponding one of the LEEs and to direct the light in a forward direction orthogonal to the substrate; a redirecting surface spaced apart from the couplers along the forward direction to reflect the light from the optical couplers to an ambient environment in a backward angular range; a housing comprising a support structure and a layer of a heat conducting material disposed on the support structure, where a thermal conductivity of the layer of heat conducting material is greater than a thermal conductivity of a material forming the support structure; and a heat coupling layer arranged between the substrate and the housing, the heat coupling layer being adjacent to the heat conducting material of the housing.

Luminaire Assembly

A luminaire assembly includes: a substrate extending along a first direction comprising a first material having a first coefficient of thermal expansion; a plurality of light emitting elements (LEEs) secured to the substrate and arranged along the first direction; a light guide composed of a material having a second coefficient of thermal expansion different over an operating temperature range; a plurality of optical elements arranged along the first direction, each optical element being positioned to receive light emitted from a corresponding one or more of the LEEs and to direct the light to an edge of the light guide; a housing; and a heat coupling layer arranged between the substrate and the housing. The substrate and the heat coupling layer are constructed so that each of the plurality of LEEs, while secured to the substrate, remain registered with their corresponding optical element over the operating temperature range. 1. A luminaire assembly , comprising:a substrate extending along a first direction and having a first coefficient of thermal expansion in the first direction;a plurality of light emitting elements (LEES) secured to the substrate, the light emitting elements being arranged along the first direction;a light guide having a second coefficient of thermal expansion in the first direction, the second coefficient of thermal expansion different from the first coefficient of thermal expansion over an operating temperature range;a plurality of optical elements arranged along the first direction, each optical element being positioned to receive light emitted from a corresponding one or more of the light emitting elements and to direct the light to an edge of the light guide;a housing; anda heat coupling layer arranged between the substrate and the housing,wherein the substrate and the heat coupling layer are constructed so that each of the plurality of light emitting elements, while secured to the substrate, remain registered with their corresponding ...

Light guide plate and manufacture method of light guide plate

The present invention provides a light guide plate and a manufacture method of the light guide plate. The light guide plate comprises an illuminating surface and a plurality of quantum dot modules, and the quantum dot module is filled with quantum dots, and the quantum dot module is embedded in the light guide plate, and the quantum dot modules are located close to the illuminating surface and the quantum dot modules are distributed in an array.

LIGHT GUIDE FILM, BACKLIGHT UNIT FOR ULTRATHIN LIQUID CRYSTAL DISPLAY DEVICE AND MOBILE COMPUTER, AND METHOD FOR PRODUCING LIGHT GUIDE FILM

The present invention relates to a light guide film for a backlight unit of an ultrathin liquid crystal display device, the light guide film allowing rays of light entering from an end face to exit from a front face side, and including a hard layer () having a pencil hardness of at least HB, the hard layer () containing a polycarbonate as a principal component, and at least one face of the hard layer being exposed, and the entire light guide film () having an average thickness of no less than 100 μm and no greater than 600 μm. 1. A light guide film for a backlight unit of an ultrathin liquid crystal display device ,the light guide film allowing rays of light entering from an end face to exit from a front face side,an entire light guide film having an average thickness of no less than 100 μm and no greater than 600 μm, and 'the hard layer having a pencil hardness of at least HB, comprising a polycarbonate as a principal component, and having at least one face thereof being exposed.', 'the light guide film comprising a hard layer,'}2. The light guide film according to claim 1 , whereinthe light guide film further comprises a soft layer laminated on the hard layer,the soft layer having a pencil hardness of at most 2B, comprising a transparent resin as a principal component, andthe hard layer has an average thickness of no less than 2 μm and no greater than 100 μm.3. The light guide film according to claim 2 , wherein the transparent resin of the soft layer is a polycarbonate.4. The light guide film according to claim 2 , wherein the hard layer and the soft layer are integrally molded by coextrusion molding.5. The light guide film according to claim 2 , wherein the hard layer is laminated on front and back sides of the soft layer.6. The light guide film according to claim 1 , wherein at least one of a front face and a back face has a wave-like modulated surface.7. The light guide film according to claim 6 , wherein an interval between ridge lines of the modulated ...

Backlight Module, Display Comprising the Same and Method for Manufacturing Light Guiding Plate

The present invention relates to a backlight module, a display comprising thereof and a method for manufacturing a light guiding plate. The backlight module comprising: a housing; a light guiding plate disposed in the housing, and the light guiding plate comprises a light entrance surface, a bottom surface, and a light exit surface; and a light source disposed adjacent the light entrance surface of the light guiding plate, wherein a horizontal cross section of the light exit surface of the light guiding plate has a first curve, and a vertical cross section of the light exit surface of the light guiding plate through any peak of the first curve has a second curve, wherein adjacent peaks of the first curve have a same distance therebetween, and adjacent troughs of the first curve are spaced apart by first distances. 1. A backlight module , comprising:a housing;a light guiding plate disposed in the housing, and the light guiding plate comprises a light entrance surface, a bottom surface, and a light exit surface, wherein the bottom surface and the light exit surface are spaced apart and disposed opposite to each other, and two opposite sides of the light entrance surface are connected to the bottom surface and the light exit surface respectively, wherein a direction parallel to the light entrance surface is defined as a horizontal direction, and a direction vertical to the light entrance surface is defined as a vertical direction; anda light source disposed adjacent the light entrance surface of the light guiding plate,wherein a horizontal cross section of the light exit surface of the light guiding plate has a first curve, and a vertical cross section of the light exit surface of the light guiding plate through any peak of the first curve has a second curve, wherein adjacent peaks of the first curve have a same distance therebetween, and adjacent troughs of the first curve are spaced apart by first distances, wherein any two adjacent first distances are different from ...

OPTICAL WAVEGUIDE MOUNT

Disclosed optical mounts are resistant to the various stresses that may be experienced by optical display devices. An optical mount is provided with mechanical compliance and resiliency. Such mechanical compliance and resiliency associated with the disclosed optical mounts are intended to absorb thermal and/or mechanical stresses, while protecting and preserving the operational functionality of optical waveguides coupled to the disclosed optical mounts. 1. An optical waveguide mount , comprising:a first body segment to receive and engage an optical waveguide;a first surface and a second surface disposed on the first body segment, the first surface and the second surface to receive and engage the optical waveguide; andat least one compliance joint disposed in the first body segment, the at least one compliance joint formed by the first body section and disposed between the first surface and the second surface, the at least one compliance joint allowing the first body segment to have an elasticity or compliance in a first direction of the first body segment, the elasticity or compliance designed to mitigate bowing and/or warping of the optical waveguide due to stress experienced by the optical waveguide mount and/or the optical waveguide.2. The optical waveguide mount according to claim 1 , wherein the first surface and the second surface each comprise an adhesive claim 1 , the adhesives of the first surface and the second surface to fixedly couple the optical waveguide to the first body segment.3. The optical waveguide mount according to claim 1 , wherein the first body segment comprises reinforcing members disposed on a backside of the first body segment claim 1 , the reinforcing members to mitigate against elasticity or compliance in a second direction of the first body segment claim 1 , the second direction generally perpendicular to the first direction.4. The optical waveguide mount according to claim 3 , wherein the reinforcing members on the backside of the ...

Ribs for Sealing and Aligning an Outdoor Lightguide Luminaire

A luminaire can comprise a top housing fastened to a bottom housing, the top housing comprising at least one rib, the luminaire further comprising a lightguide disposed between the top housing and the bottom housing, the rib securing the lightguide against a gasket, wherein the gasket is located between the lightguide and the bottom housing, and the luminaire further comprising a light source disposed between the top housing and the bottom housing and further disposed adjacent an edge of the lightguide. The bottom housing can define an opening through which light emitted by the lightguide exits the luminaire. 1. A luminaire comprising:a top housing fastened to a bottom housing, the top housing comprising a plurality of ribs;a lightguide disposed between the top housing and the bottom housing, the plurality of ribs extending from an inner surface of the top housing and securing the lightguide against a gasket, wherein the gasket is located between the lightguide and the bottom housing; anda light source disposed between the top housing and the bottom housing and further disposed adjacent a perimeter edge surface of the lightguide.2. The luminaire of claim 1 , further comprising a wire tray with flanges for routing of electrical wires from at least one power supply to the light source.3. The luminaire of claim 2 , wherein the wire tray comprises at least one aperture through which the plurality of ribs pass to secure the lightguide against the gasket.4. The luminaire of claim 1 , wherein the bottom housing comprises an aperture through which light from the lightguide is emitted from the luminaire.5. The luminaire of claim 1 , wherein the luminaire can be mounted on a post.6. The luminaire of claim 1 , wherein the plurality of ribs maintain alignment between the light source and the perimeter edge surface of the lightguide so that light emitted by the light source enters the perimeter edge surface of the lightguide.7. The luminaire of claim 1 , wherein an outer ...

BACKLIGHT MODULE AND DISPLAY APPARATUS INCLUDING THE SAME

A display apparatus including a backlight module is disclosed. The backlight module includes a back plate and a rubber frame located at a periphery of the back plate. The back plate has a protrusion facing towards the rubber frame. The rubber frame has a snap slot facing towards the back plate. The back plate and the rubber frame are connected to each other through meshing between the protrusion and the snap slot. 1. A backlight module , comprising:a back plate; anda rubber frame located at a periphery of the back plate,wherein the back plate has a protrusion facing towards the rubber frame, wherein the rubber frame has a snap slot facing towards the back plate, and wherein the back plate and the rubber frame are connected to each other through meshing between the protrusion and the snap slot.2. The backlight module of claim 1 , wherein a part of the rubber frame where the snap slot is provided and the protrusion are both located on a light incident side of the backlight module.3. The backlight module of claim 1 , wherein a surface of the rubber frame facing towards the back plate has a bonding surface for bonding with the back plate.4. The backlight module of claim 3 , further comprising a double-sided adhesive tape provided on the bonding surface.5. The backlight module of claim 2 , wherein the rubber frame is provided with a carrying part on the light incident side claim 2 , and wherein the carrying part and the back plate form a space for receiving a backlight source and a part of a light guide plate.6. The backlight module of claim 1 , wherein the protrusion is formed by extruding a part of the back plate.7. The backlight module of claim 2 , wherein a part of the rubber frame where the snap slot is provided extends along an entire length of the backlight module on the light incident side.8. The backlight module of claim 7 , wherein the protrusion of the back plate corresponding to the snap slot extends along the entire length of the backlight module on the ...

LIGHT GUIDING PLATE, BACKLIGHT MODULE AND DISPLAY DEVICE

Embodiments of the present invention provide a light guiding plate, a backlight module and a display device. The light guiding plate comprises a body having an effective light guiding region corresponding to an effective display region of a display panel and a peripheral region located at peripheries of the effective light guiding region, and a supporter installed in the peripheral region for providing a support force in a direction opposite to a direction of gravity of the body. Since the supporter provides a support force in a direction opposite to a direction of gravity of the body of the light guiding plate, problem of deformation of the light guiding plate due to gravity can be prevented. 1. A light guiding plate , comprising:a body having an effective light guiding region corresponding to an effective display region of a display panel and a peripheral region located at peripheries of the effective light guiding region, anda supporter installed in the peripheral region for providing a support force in a direction opposite to a direction of gravity of the body.2. The light guiding plate according to claim 1 , wherein the supporter is disposed on a surface of the body or embedded in the body.3. The light guiding plate according to claim 2 , wherein the effective light guiding region of the body has a quadrilateral shape claim 2 , and the supporter comprises a support bar configured in a shape corresponding to at least one side of the effective light guiding region.4. The light guiding plate according to claim 2 , wherein the supporter is a sealing frame disposed on the peripheral region of the body.5. The light guiding plate according to claim 1 , wherein the supporter has a hollowed structure.6. The light guiding plate according to claim 1 , wherein the supporter comprises a first metal layer and a second metal layer sequentially arranged along the direction of gravity and the first metal layer has a thermal expansion coefficient greater than that of the second ...