Mercury-free, high-intensity, high pressure gas discharge lamp for vehicle headlights, has infra-red reflecting coating on lower wall to promote vaporization

The gas discharge envelope (1) has a lower wall (in the operating position) with an infra-red reflecting coating (15). It is dimensioned to heat and vaporize light-emitting substances collecting on the coated wall regions, once the lamp has been switched on.

Phosphors containing boron and rare-earth metals, and light sources incorporating the same

A phosphor comprising a material having a formula of AB3O6:Ce, Mn; wherein A is at least a rare-earth metal other than cerium and may be gadolinium, scandium, yttrium, lanthanum, samarium, terbium, lutetium and combinations thereof. Also shown is the method for making such a phosphor and a light souce comprising the phosphor.

KATHODOLUMINESZENTE SOURCE OF LIGHT

HIGH-EFFICIENT MULTI COLOR ONES ELEKTROPHOSPHORESZENTE OLEDS

A MIXTURE UTILIZATION DAYLIGHT FLUORESCENT LAMPS.

Multi-LED light fixture with secure arrangement for LED-array wiring

COLD CATHODE TYPE FLUORESCENT LAMP

ELECTROCHROMIC SALTS, SOLUTIONS, AND DEVICES

Method and device for generating optical radiation

FLUORESCENT LAMP CONSTRUCTION UTILIZING A MIXTURE OF TWO PHOSPHOR MATERIALS

A chip test method and a method for testing a plurality of field emission light source apparatus

OLED device with short circuit reduction

Image forming device and separator

Mercury-free high-pressure gas discharge lamp

A mercury-free high-pressure gas discharge lamp (HID [high intensity discharge] lamp) is described which is provided for use in automotive technology. To achieve improved lamp characteristics, in particular a substantially equal luminous efficacy in comparison with lamps of the same power and a mercury-free gas filling, as well as a highest possible burning voltage, the discharge vessel ( 1 ) is provided in its wall regions ( 10 ) which are lowermost in the operational position with a coating ( 15 ) which reflects at least a portion of the infrared radiation generated during operation, such that the temperature of the coldest spots, and in particular of the light-generating substances collected there, is raised, with the result that the light-generating substances can enter the gas phase in sufficient quantities also without mercury, and in particular with the use of a metal halide as a voltage-gradient generator.

An electro-luminescence display device

KEYPAD EL ELEMENT HAVING AN ESD PREVENTION LAYER, PARTICULARLY CONCERNED WITH PREVENTING AN ACTUATING DRIVER FROM BEING DESTROYED BY AN ESD(ELECTRO-STATIC DISCHARGE)

PURPOSE: A keypad EL element having an ESD(Electro-Static Discharge) prevention layer is provided to form a front electrode layer not to expose the front electrode layer by a cutting surface, or to form another ESD prevention layer to ground the layer, thereby protecting an output end of an actuating driver connected with the front electrode layer. CONSTITUTION: An EL element is formed on a rear side of a transparent insulating substrate(500). The EL element comprises as follows. A front electrode layer(510) is formed in a portion of the rear side of the transparent insulating substrate(500) by corresponding to a luminous surface of the EL element. A luminous layer(523) is formed on the front electrode layer(510). An insulating layer(526) is formed on the luminous layer(523) as a dielectric layer, while a rear electrode layer(529) is formed on the insulating layer(526). A protective layer(530) is formed on the rear side of the transparent insulating substrate(500) to cover the front electrode ...

SUBSTRATE HAVING LIGHT EMITTER AND IMAGE DISPLAY DEVICE CAPABLE OF SUPPRESSING INFLUENCE DUE TO DISCHARGE BETWEEN FACE PLATE AND REAR PLATE

PURPOSE: A substrate having a light emitter and an image display device are provided to suppress damage during a discharge period by using a face plate having a current limitation function at the discharge period. CONSTITUTION: A member having a plurality of openings is formed on an upper surface of a substrate(11). A plurality of light emitters(14) are arranged at the openings. A plurality of conductive layers(15) are arranged to cover the light emitters. An electrode pad is connected to a power supply in order to supply electric potential to the plurality of conductive layers. The member having the plurality of openings includes a conductive region(12). The conductive region is electrically connected to the electrode pad. Each conductive layer is in contact with the member. A minimum value of resistances(Rx) between two conductive layers adjacent to each other is larger than the minimum value of resistances(Rz) between the conductive region and the conductive layers. A resistance in a ...

EMISSIVE FLAT PANEL DISPLAY DEVICE CAPABLE OF PERFORMING GATE OPERATION AT RELATIVELY LOW VOLTAGE BY USING GATE ELECTRODES

PURPOSE: An emissive flat panel display device is provided to allow a gate operation to be performed at a relatively low voltage by using gate electrodes. CONSTITUTION: An emissive flat panel display device comprises a rear panel(1) and a front panel(2). The rear panel includes a plurality of cathode electrodes(701) extended in a first direction and arranged in a second direction crossing the first direction, wherein the cathode electrodes have a large number of electron sources made of nanotubes; and a plurality of gate electrodes(702) extended in the second direction and arranged in parallel in the first direction, with insulation layers interposed between the cathode electrodes and the gate electrodes. The cathode electrodes and the gate electrodes are arranged on a rear substrate(601). The front panel includes phosphor layers and anode electrodes(602). The phosphor layers have a plurality of colors which emit light by the excitation of electrons extracted from the electron sources on ...

Housing and cold cathode fluorescent flat lamp using the same

A housing and a cold cathode fluorescent flat lamp using the same are provided. The cold cathode fluorescent flat lamp comprises the housing, at least one pair of electrodes, a fluorescent substance and a discharge gas. The housing comprises a cavity shell, a plurality of spacers and a hardening paste. The spacers are disposed inside the cavity shell. The height error of the spacers is bigger than 0.01 mm and between 1/20 to 1/4 of the height of the spacers. The hardening paste is disposed between the spacers and the cavity shell. The pair of electrodes is disposed inside or outside the cavity shell. The fluorescent substance is disposed on the inner wall of the cavity shell. The discharge gas is disposed inside the cavity shell.

Flat-panel display and flat-panel display cathode manufacturing method

A flat-panel display includes a front glass, glass substrate, cathodes, gate electrodes, phosphor films, and anodes. The front glass has translucency at least partly. The substrate is placed to oppose the front glass through a vacuum space. The cathodes are formed on the substrate. The gate electrodes are placed in the vacuum space and spaced apart from the cathodes. The phosphor layers and anodes are formed on a surface of the front glass which opposes the substrate. Each cathode includes a metal member having many opening portions which is mounted on the substrate, and a conductive material containing carbon nanotubes filled in the mesh-like opening portions. A method of manufacturing a flat-panel display is also disclosed.

HYBRID POLYMER LIGHT-EMITTING DEVICES

Mixtures and light-emitting devices that incorporate such mixtures are disclosed in which a soluble phenyl-substituted poly(para-phenylene vinylene) (PPV) copolymer ("superyellow") is used as the host light-emitting polymer and methyltrioctylammonium trifluoromethanesulfonate, an ionic liquid, is used to introduce a dilute concentration of mobile ions into the emitting polymer layer. These mixtures and devices incorporating them are able to combine some of the characteristics of polymer light emitting diodes (PLEDs) and polymer light-emitting electrochemical cells (PLECs).

FIELD EMISSION DISPLAY WITH ELECTRON TRAJECTORY FIELD SHAPING

A field emission device comprises a substrate (12, 41, 51) having first and second portions, and a cathode metal layer (20, 44, 52) in the first portion to partially define a sidewall (23) for a trench (25) in the second portion. A ballast layer (22, 46, 53) is formed over the second portion, the cathode metal layer (20, 44, 52), and the sidewall (23). A first dielectric layer (24, 47, 54) is formed over the ballast layer (22, 46, 53). A gate extraction metal layer (26, 48, 55) is formed over the first dielectric layer. At emitter (30) comprising a high aspect ratio conductive material is formed above the substrate). An anode (32) is positioned to receive electrons from the emitter (30).

APPARATUS FOR REMOVING CONTAMINANTS

An apparatus for removing contaminants from a display device (400) is disclosed. In one embodiment, an auxiliary chamber (408) is adapted to be coupled to a surface of a display device (400) such that contaminants within the display device can travel from the display device into the auxiliary chamber. A getter (410) is disposed in the auxiliary chamber (408). The getter is adapted to capture the contaminants once the contaminants travel from the display device (400) into the auxiliary chamber (408). In other embodiments, the getter is disposed in the border region surrounding the active area of the display.

INTERDIGITATED MULTI-PIXEL ARRAYS FOR THE FABRICATION OF LIGHT-EMITTING DEVICES WITH VERY LOW SERIES-RESISTANCES AND IMPROVED HEAT-SINKING

The present invention discloses a plurality of interdigitated pixels arranged in an array, having a very low series-resistances with improved current spreading and improved heat-sinking. Each pixel is a square with sides of dimension l. The series resistance is minimized by increasing the perimeter of an active region for the pixels. The series resistance is also minimized by shrinking the space between a mesa and n-contact for each pixel.

Flat panel display and method of fabricating the same

A flat panel display and method of fabricating the same are disclosed. The flat panel display includes a first substrate having a pixel region; a light-emitting element located on the pixel region; a second substrate located opposite the first substrate; and a sealant located between the first and second substrates to cover the light-emitting element. At least one of the first and second substrates includes a groove formed around at least a portion of the circumference surrounding the pixel region. When the first and second substrates are pressed together with the sealant between them, the sealant spreads, covering the light-emitting element, and at least partially filling the groove.

Tandem organic light emitting device and method for assembling the same

The present invention relates to a tandem organic light emitting device, which reduces the driving voltage by using a non-doping material having both the electron transporting and hole transporting abilities to act, respectively, as an electron transporting layer and a hole transporting layer that are in contact with the connecting layer. The tandem organic light emitting device does not have to double its driving voltage as a result of the increasing of the number of the emitting element contained therein. However, the brightness and the current efficiency of the device of the present invention will be higher than the theoretical fold value calculated in accordance with the number of emitting element contained in the device.

Flat panel display and method of fabricating the same

A flat panel display and method of fabricating the same are disclosed. The flat panel display includes a first substrate having a pixel region; a light-emitting element located on the pixel region; a second substrate located opposite the first substrate; and a sealant located between the first and second substrates to cover the light-emitting element. At least one of the first and second substrates includes a groove formed around at least a portion of the circumference surrounding the pixel region. When the first and second substrates are pressed together with the sealant between them, the sealant spreads, covering the light-emitting element, and at least partially filling the groove.

Cathode structure for inverted organic light emitting devices

A cathode structure for inverted OLEDs is provided, which comprise a substrate, a conductive electrode layer, an organic material layer, a dielectric layer, and a metal layer. Wherein, the conductive electrode layer is disposed over the substrate, the organic structure layer is disposed over the conductive electrode layer, the dielectric layer is disposed over the organic material layer, and the metal layer is disposed over the dielectric layer. Such cathode structure can function without using the metals of low work function and high chemical activity so as to benefit the manufacturing of organic light emitting devices and displays, and provide a more stable working conditions.

Method of making arrays of thin sheet microdischarge devices

The invention provides methods of making arrays of thin sheet microdischarge devices. In a preferred method of fabricating an array of microdischarge devices, a multi-layer dielectric layer thin sheet is position with respect to a first thin electrode. A second electrode thin sheet is joined on the dielectric layer sheet. An array of microcavities is provided through at least a portion of the dielectric layer sheet. The method can produce thin large arrays inexpensively. In preferred embodiments, each of the multi-layer dielectric layer thin sheet, the first thin electrode and the second electrode thin sheet have a thickness of less than less than 100 mum. In preferred embodiments, the multi-layer dielectric is formed of polymer, and in other embodiments from oxides and/or nitrides. In a particular preferred embodiment, the multilayer dielectric is formed from oxide and nitride films.

Luminescence display panel with auxiliary electrode and method for fabricating the same

A luminescence display panel, which can be manufactured without any damage to an organic layer thereof, and a method for fabricating the same are disclosed. According to one of the embodiments in the present invention, the luminescence display panel includes a first electrode formed on a lower substrate, an organic layer formed on the first electrode, the organic layer including a luminescence layer, a second electrode formed on the organic layer, the second electrode having a thin film structure, and an auxiliary electrode formed on an upper substrate and facing the lower substrate, the auxiliary electrode being connected to the second electrode. The second electrode is thinner than at least one of the first electrode and the auxiliary electrode.

Electron emission device including enhanced beam focusing and method of fabrication

An electron emission device adapted to enhanced electron beam focusing and its method of fabrication are shown. The device includes driving electrodes for controlling the emission of electrons from electron emission regions formed on a substrate; two or more tiers of insulating layers formed on the driving electrodes; and a focusing electrode formed over the tiers. A multi-tiered insulating layer allows a thick tier to hold the focusing electrodes away from the emission regions, thus enhancing their focusing impact, while a thin tier under the focusing electrodes remains amenable to intricate patterning. Fabrication of the tiers from material with different etching rates allows thicker lower support tiers to be etched during the same period and in the same step that a thinner upper tier is etched, also allowing openings in a lower tier to widen while openings in the upper tier stay small.

Electron emission device and manufacturing method thereof

An electron emission device and a manufacturing method thereof. The electron emission device includes a first substrate and a second substrate opposing one another with a predetermined gap therebetween. The first and second substrates are interconnected using a sealant to thereby form a vacuum assembly. Cathode electrodes are formed on the first substrate, and electron emission sources are formed on the cathode electrodes. Further, gate electrodes are mounted on the cathode electrodes with a first insulation interposed therebetween. The gate electrodes are formed in a multi-layered structure of at least two layers. An anode electrode is formed on the second substrate, and a phosphor screen is formed on the anode electrode.

FLAT DISPLAY UNIT

An SED is formed by sealing a front-side substrate provided with an image display area having a fluorescent layer on its inside surface, and a back-side substrate provided with a plurality of electron-emitting elements and driving wires for driving the electron-emitting elements, through a rectangular frame-like sidewall. On the outside of the image display area of the front-side substrate, frame-like power supply wiring to apply a high voltage to the image display area through a metal back is formed. In the area of the back-side substrate opposite to the power supply wiring, a bypass member to function as a lightning rod is provided electrically independent of a lower wire.

Compact fluorescent lamp, self-ballasted fluorescent lamp and luminaire

A compact self-ballasted fluorescent lamp (10) which is equivalent to a typical light bulb is provided. The self-ballasted fluorescent lamp (10) includes a cover (14), a lighting circuit (16), an arc tube (18), a base (12) and a globe (17) and formed into a shape whose outline dimensions are nearly identical to the standard dimensions of a typical light bulb. The arc tube (18) is comprised of a plurality of U-shaped bent bulbs (31) which have an inner tube diameter ranging from 6 to 9 mm and arranged in parallel with one another. Having a bulb height ranging from 50 to 60 mm and a discharge path from 200 to 300 mm long, the arc tube (18) is designed such that the total luminous flux is not less than 700 lm with a lamp efficiency of not less than 60 lm/W when the lamp is lit at the lamp power of 7 to 15 W. An envelope (19) comprising the cover (14) and the globe (17) has a height ranging from 110 to 125 mm including the height of the base (12).

Electron emission display device

An electron emission display device is constructed with first and second substrates facing each other, cathode electrodes formed on the first substrate, electron emission regions electrically connected to the cathode electrodes, and red, green and blue phosphor layers formed on a surface of the second substrate facing the first substrate. Each cathode electrode is constructed with a first electrode having opened portions arranged at the corresponding unit pixels defined on the first substrate with the same size, a second electrode spaced apart from the first electrode within the opened portion, and a resistance layer disposed between the first and the second electrodes to electrically interconnect the first and the second electrodes. The distance between the first and the second electrodes corresponding to the red, green and blue phosphor layers is established to be proportional to the light emission efficiency of the corresponding red, green and blue phosphor layers.

Field emission device (FED)

A Field Emission Device (FED) with a quadruple lens structure includes: a rear substrate on which a cathode electrode is formed; emitters formed on the cathode electrode and adapted to emit electron beams; a gate electrode placed above an upper surface of the cathode electrode and adapted to extract electrons from the emitters; a front substrate facing an upper surface of the rear substrate where an anode electrode and a fluorescent layer are formed on a lower surface of the front substrate; and a quadruple lens structure corresponding to each of the emitters and formed between the cathode electrode and the anode electrode.

Mercury-free metal halide discharge lamp

A metal halide discharge lamp comprises a lamp body and a chamber formed within the body. A pair of electrodes extends into the chamber and have electrode tips spaced apart from one another. A discharge medium composition is sealed within the chamber that generates a plasma, which generates visible light. The composition comprises a rare gas, a first metal halide that produces a luminous flux and a second metal halide that generates a desired lamp operating voltage. The composition may also comprise a metal, sealed in the chamber, in elemental form and is not derived from the first metal halide or the second metal halide. The second metal halide serves as a substitute for mercury for purposes of generating desired lamp operating voltage.

Light emitting apparatus and vehicle lamp

A light emitting apparatus includes a device protective layer including a transparent binder (A) and particles (B), and a light emitting device coated with the device protective layer, characterized in that the transparent binder (A) contains one or more ceramics, and the particles (B) have a smaller particle diameter than the wavelength of the light produced by the light emitting device, and characterized in that the refractive index of the device protective layer is preferably 1.4 or more, the particle diameter of the particles (B) is 100 nm or less, and the device protective layer contains a phosphor therein. The light emitting apparatus can form a vehicle lamp high in luminous efficiency.

Organic electroluminescence device

A luminescence device is constituted by a substrate, a first electrode disposed on the substrate, at least one organic luminescence function layer disposed on the first electrode, a second electrode disposed on the above at least one organic luminescence function layer, and an oxygen absorbent disposed between the substrate and the second electrode or between the first and second electrodes. To the luminescence device, a voltage is applied between the first and second electrodes to cause phosphorescence from at last one layer constituting the above-mentioned at least one organic luminescence function layer preferably containing the oxygen absorbent. The oxygen absorbent may be formed in a layer disposed at a region other than pixel portions.

Reflection layers formed from an aluminum oxide particle mixture

The invention relates to an aluminum oxide particle mixture for reflection layers in discharge lamps, and to discharge lamps of this type. The mixture has a first coarse-grained component and a second fine-grained component, with a primary grain size of preferably d50(1) between 0.3 μm and 0.5 μm and d50(2) of at most 0.05 μm, respectively (with an agglomerated size of the fine particles of less than 0.15 μm).

Phosphorescent light-emitting device with doped iridium-complex

A phosphorescent OLED uses a phosphorescent dopant in the emissive layer, the dopant includes a metal complex containing a plurality of moieties linking to a transition metal ion. One or more of the moieties contain a ligand with a C-SP3 carbon center. The transition metal ion can be an iridium ion. The C-SP3 carbon is linked to a chalcogen atom in an ion form, a nitrogen-containing heterocylic ring and two functional groups, wherein each of the functional groups is selected from aryl, alkyl and heteroaryl. The tetrahedral structure of this carbon center hinders close packing and intermolecular interactions and, therefore, renders the transport of holes in the light-emitting device more efficient. With such chemical structure and property, the self-quenching characteristics of the dopant in high doping concentration can be effectively reduced.

LIGHT-EMITTING APPARATUS

A light-emitting apparatus of the present invention maintains an anode electrode 5 at a higher positive electric potential than a cathode electrode 15, applies an electric field to a cold-cathode electron emission source 16 by controlling a gate voltage applied to the cathode electrode 15 with a gate electrode 10, and emits excitation light from a phosphor 6 irradiated by an electron beam released from the cold-cathode electron emission source 16. The light-emitting apparatus of this invention emits the excitation light not only from the opposite side of the electron beam-irradiated surface of the phosphor 6 through a glass substrate 2, but also from the electron bean-irradiated surface of the phosphor 6 by reflecting the excitation light with a gate reflection surface 12 on the gate electrode 10 and emitting it through an unobstructed area Ro of the glass substrate 2. This eliminates the wasted excitation light emitted and absorbed within the apparatus as in the conventional light-emitting ...

Organic light emitting display device and method of fabricating the same

Provided is an organic light emitting display device (OLED) for preventing Newton's rings to improve image quality. An organic light emitting display device according to one embodiment of the present invention comprises a first substrate comprising a single layer or multiple layers; a second substrate comprising a single layer or multiple layers, the second substrate comprising an inner surface facing the first substrate; an array of organic light emitting pixels formed on the first substrate and interposed between the first and second substrates, the array comprising a top surface opposing the inner surface of the second substrate, wherein the top surface and the inner surface has a gap therebetween, and the gap has a gap distance measured between the top surface and the inner surface; and a frit seal interconnecting the first and second substrates while surrounding the array, wherein the frit seal, the first substrate and the second substrate in combination define an enclosed space in ...

ILLUMINATOR CAPABLE OF CLEANING AIR

An illuminator capable of cleaning air is disclosed. The illuminator includes a transparent lamp envelope having two ends. A layer of glue body is adhered to inner surface of the lamp envelope. An amount of visible and UV light fluorescent powders are mixed in the layer of glue body. Electrode bases seal both ends of the lamp envelope. A photocatalytic gel film is coated on outer surface of the lamp envelope.

Electron emission device

An electron emission device includes a first substrate and a second substrate facing one another and having a predetermined gap therebetween. An electron emission region for emitting electrons is formed on the first substrate, and an illumination portion for displaying images responsive to the electrons emitted from the electron emission region is formed on the second substrate. A grid electrode is mounted between the first and second substrates and configured to focus the electrons emitted from the electron emission assembly. The grid electrode is provided with a plurality of electron passage openings, of which at least one portion of the interior wall of at least one of the electron passage openings is formed with an inclined plane relative to the first substrate. With the above-structured electron emission device, the grid electrode prevents and/or reduces one or more travel courses of electrons from being varied so that illumination of wrong pixels is prevented and/or reduced and overall ...

Image Display Device

In a planar image display device which includes a plurality of signal lines on a glass substrate and is formed by cutting a wastage from the glass substrate and by simultaneously cutting end portions of the signal lines, at the time of dividing the wastage from the glass substrate, a separation trouble attributed to the presence of the signal lines can be eliminated. In the present invention, the cross-sectional area of a portion to be cut of a video signal line is set smaller than a cross-sectional area of other line portions of the video signal line.

Flat type fluorescent lamp

A flat type fluorescent lamp can include supporters between a first substrate and a light-scattering means. The flat type fluorescent lamp can also include first and second substrates, a light-emitting layer disposed between the first and second substrates, a plurality of supporters selectively arranged on the first substrate, and a light-scattering layer placed above the plurality of supporters, wherein the light-scattering layer is spaced a distance from the first substrate.

Light-emitting panel and a method for making

An improved light-emitting panel having a plurality of micro-components sandwiched between two substrates is disclosed. Each micro-component contains a gas or gas-mixture capable of ionization when a sufficiently large voltage is supplied across the micro-component via at least two electrodes. An improved method of manufacturing a light-emitting panel is also disclosed, which uses a web fabrication process to manufacturing light-emitting displays as part of a high-speed, continuous inline process.

Spacer using cross structure and flat panel display using the spacer

A spacer using a cross structure, which is used to maintain the interval between two panels, for large flat panel display devices, and a flat panel display device using the spacer, are provided. This spacer includes a cross-rib type spacer obtained by combining a cross structure and a rib structure, and a cross-trapezoid type spacer obtained by combining a cross structure and a trapezoid rib structure. These spacer structures facilitate enlargement of panels by increasing the supporting strength while maintaining a high aspect ratio. Also, while these types of spacers are incorporated with a metal mesh, the distance between the mesh and a substrate is freely controlled according to the length of a cross structure, thereby improving the focusing of emitted electrons.

Electrochromic salts, solutions, and devices

Electrochromic salts. Electrochromic salts of dicationic viologens such as methyl viologen and benzyl viologen associated with anions selected from bis(trifluoromethylsulfonyl)imide, bis(perfluoroethylsulfonyl)imide, and tris(trifluoromethylsulfonyl)methide are produced by metathesis with the corresponding viologen dihalide. They are highly soluble in molten quarternary ammonium salts and together with a suitable reductant provide electrolyte solutions that are used in electrochromic windows.

Electron injection layer material for organic electroluminescence device

The present invention relates to an organic electroluminescence device and provides a new material composition scheme for an electron injection layer. The organic electroluminescence device of the present invention includes an electron injection layer which contains a material represented by formula AxByOz, wherein A is one of an alkali metal and an alkali earth metal, B is one of group VIII metals and 0 Подробнее

Device and method for emitting composite output light using multiple wavelength-conversion mechanisms

A device and method for emitting composite output light uses multiple wavelength-conversion mechanisms to convert the original light generated by a light source of the device into longer wavelength light to produce the composite output light. One of the wavelength-conversion mechanisms of the device is a fluorescent substrate of the light source that converts the original light into first converted light. Another wavelength-conversion mechanism of the device is a wavelength-conversion region optically coupled to the light source that converts the original light into second converted light. The original light, the first converted light and the second converted light are emitted from the device as components of the composite output light.

Organic electroluminescence apparatus with metal auxiliary wiring

An organic electroluminescence apparatus includes a support substrate having a pixel region; a plurality of pixels; organic electroluminescence devices each having at least a first electrode layer, an emission layer, and a translucent second electrode layer; and an auxiliary wiring layer having a stripe-like pattern or a grid-like pattern. The apparatus emits light emitted from the organic electroluminescence device from the side where the second electrode layer is disposed, the second electrode layer is disposed over the entire or approximately the entire pixel region, and the auxiliary wiring layer is formed of a metal layer having a thickness capable of achieving translucency and is disposed so as to, in the plan view, overlap at least part of the organic electroluminescence device of each of the plurality of the pixels.

Blue organic electroluminescent device comprising dopants having ultraviolet and visible luminescent properties

A blue organic electroluminescent device (1) including at least an emitting layer (40) between an anode (20) and a cathode (60), the emitting layer (40) including a host material and a plurality of dopants, at least one of the dopants having ultraviolet luminescent properties.

Flat panel display and method of fabricating the same

A flat panel display and a method of fabricating the same are provided. The flat panel display includes a conductor, and a passivation layer pattern disposed on a side end of the conductor. As such, the passivation layer pattern can prevent or reduce corrosion and damage of the conductor. In one embodiment, the conductor includes a conductive layer formed of a material selected from the group consisting of aluminum and an aluminum alloy. The passivation layer pattern may be formed of an organic material or an inorganic material.

LED-based white-emitting illumination unit

The inventive white-light emitting luminescent conversion LED uses a chlorosilicate luminous substance which is doped with europium in addition to containing Ca and Mg and a garnet rare-earth substance, especially Y and/or Tb. This results in high quality colour reproduction and highly constant lighting properties at various temperatures.

Electroconductive device, organic electroluminescence device using the device and process for producing the electroconductive device

An electroconductive device includes a pair of oppositely disposed electrodes, a luminescence layer and an electroconductive layer disposed between the electrodes. The electroconductive layer includes a mixture of a plurality of organic compounds which are mutually structural isomers and include a major component and a minor component. The mixture contains the major and minor components in a (major component/minor component) ratio of 1/1 to 9/1. When the electroconductive layer is used as a carrier injection or transport layer, preferably an electron injection layer, a resultant electroluminescence (EL) device exhibits a high luminescence efficiency.

Organic electroluminescent device

An organic electroluminescent device that includes an effectively optical area including display pixels for display and a dummy area surrounding the effectively optical area, the dummy area including dummy pixels not for display. The device includes a first composite material on the first portion in the effectively optical area, the first portion corresponding to one of the display pixels, and a second composite material separate from the first composite material, the second composite material being coated on a second portion of the dummy area, the second portion corresponding to one of the dummy pixels, the first composite material including a first organic electroluminescent material that is dissolved or dispersed in a solvent and the second composite material including a second organic electroluminescent material that is dissolved or dispersed in a solvent.

Display device with signal line electrode structure

The disclosure describes a display device with a signal line electrode structure for preventing a scan line or a data line from being corroded. The display device comprises a substrate; a first electrode layer disposed over the substrate; a second electrode layer disposed to cover the first electrode layer and configured to electrically communicate with the first electrode layer; a pixel disposed over the substrate; and a cap attached to the substrate to cover the pixel, wherein the signal line is in electrical communication with the pixel, and includes a light transmitting apart in the sealant area.

Method of manufacturing an OLED

The invention describes a method of manufacturing an OLED device (10), which method comprises applying a number of conductive strips (4) onto a substrate (1); depositing an organic layer (2) onto the substrate (1) within a region bounded by the conductive strips (4); applying a sealant onto the conductive strips (4) to encapsulate the OLED device (10); and depositing a conductive protective layer (6) at least partially onto each conductive strip (4) such that a surface of a conductive strip (4) external to the sealant is protected by the conductive protective layer (6). The invention also describes an OLED device (10) comprising a number of conductive strips (4) applied onto a substrate (1); an organic layer (2) deposited on the substrate (1) within a region bounded by the conductive strips (4); a conductive protective layer (6) deposited at least partially onto the conductive strips (4); and a sealant for encapsulating the OLED device (10), which sealant is applied to the conductive strips ...

Image display device

A back substrate includes a getter room which is communicated with a vacuum envelope, and a getter assembly is arranged in the inside of the getter room. The getter assembly is provided with a getter support which holds and heats a non-volatile getter and a pair of electrodes which is respectively connected to both end portions of the getter support. Another-end sides of the pair of electrodes pass through a room member and are pulled out to the outside. The present invention provides an image display device which can facilitate the activation of a getter by fixedly mounting a non-volatile getter and, at the same time, can obtain the high degree of vacuum by the effective activation.

Organic electroluminescence element having a conductive resin layer and method for manufacturing the same

Provided is a an organic electroluminescence element comprising: a transparent plate with an electrode attached, which comprises a transparent-plate body that exhibits light-transmissivity, and a first electrode that is installed on the transparent-plate body; a second electrode arranged in opposition to the first electrode, and which has a different polarity from the first electrode; and a light-emitting layer installed in between the first electrode and the second electrode. The first electrode, comprising a mixed layer having a conductive first resin and a multitude of wire-formed conductors, and a conductive-resin layer having conductive resin and not having any wire-formed conductors, consists of being laminated on the transparent-plate body, with the mixed layer arranged at the transparent-plate body side.

Field emission backlight, display apparatus using the same and a method of manufacturing the same

A field emission backlight for a display device includes upper and lower substrates. The upper substrate includes an upper transparent substrate, a transparent electrode, and a fluorescent part. The lower substrate includes a lower transparent substrate having a receiving groove, a first electrode part, a second electrode part, and an electron-emitting part. The first electrode part is formed on an upper surface of the lower transparent substrate and the second electrode part is formed on a bottom surface of the receiving groove, so that the gap between the first and second electrode parts can be reduced below that conventionally required. This, in turn, enables the level of a voltage applied between the first and the second electrode parts to be reduced, and a corresponding reduction in the manufacturing cost of a field emission backlight to be achieved.

Image forming apparatus having a high-resistance coated spacer in electrical contact with wirings components at predetermined intervals

In order to prevent a spacer from being charged by using a plate shaped spacer covered with a high resistance film, the present invention is aimed at preventing irregular displacements of electron beams emitted from adjacent electron-emitting devices and suppressing displacements of impinging positions of the electron beams emitted from the adjacent electron-emitting devices even with a slight displacement of an installation position of the spacer. The spacer is disposed along a row directional wiring. The high resistance film is allowed to come into contact with a metal back and the row directional wiring to achieve electrical connection therebetween. Contact portions between the high resistance film of the spacer and the row directional wiring are provided at predetermined intervals.

LIGHT EMISSION DEVICE AND DISPLAY DEVICE

A light emission device and a display device using the light emission device as a light source are provided. The light emission device includes a vacuum envelope formed by first and second substrates and a sealing member, first electrodes formed on the first substrate in a first direction, an insulating layer formed on the first substrate and covering the first electrodes, second electrodes formed on the insulating layer in a second direction crossing the first direction, electron emission regions electrically connected to the first electrodes or the second electrodes, a resistive layer for covering a first surface of the insulating layer, the first surface facing the second substrate, a phosphor layer formed on the second substrate, and an anode electrode formed on the phosphor layer.

OLED display having thermally conductive material

An OLED device comprising: a) a substrate; b) one or more OLED light emitting elements located on the substrate and including a first electrode formed on the substrate, one or more OLED light emissive layers located over the first electrode, and a second electrode located over the OLED light emissive layers; c) an encapsulating cover located over the second electrode and affixed to the substrate; and d) a thermally-conductive, conformable, and compressible material in thermal contact with both the OLED light emitting elements and the encapsulating cover over the light emitting area of the OLED light emitting elements, wherein the thermally-conductive material is more than 1 micron thick and has a thermal conductivity greater than 0.25 W/mK.

Resist composition for separator formation, separator of EL display device and EL display device

Provided are a resist composition for separator formation which can be applied for forming separators in the form including a forward taper shape and a reverse taper shape and can be widely used for production of various organic EL displays, and a separator and an EL display device obtained from this resist composition. A composition containing an alkali-soluble resin, an acid generator, a cross-linking agent and a separator pattern shape controlling agent is used as the resist composition for separator formation of an EL display device and the like. The separator pattern shape controlling agent is preferably constituted of a forward taper controlling agent and a reverse taper controlling agent, and these controlling agents can be composed of an amine and an organic acid.

Semiconductor device, method of manufacturing thereof, and method of manufacturing base material

It is an object of the invention to provide a lightweight semiconductor device having a highly reliable sealing structure which can prevent ingress of impurities such as moisture that deteriorate element characteristics, and a method of manufacturing thereof. A protective film having superior gas barrier properties (which is a protective film that is likely to damage an element if the protective film is formed on the element directly) is previously formed on a heat-resistant substrate other than a substrate with the element formed thereon. The protective film is peeled off from the heat-resistant substrate, and transferred over the substrate with the element formed thereon so as to seal the element.

Mercury-free-high-pressure gas discharge lamp

A mercury-free high-pressure gas discharge lamp (HID [high intensity discharge] lamp) is described which is provided for use in automotive technology. To achieve improved lamp characteristics, in particular a substantially equal luminous efficacy in comparison with lamps of the same power and a mercury-free gas filling, as well as a highest possible burning voltage, the discharge vessel (1) is provided in its wall regions (10) which are lowermost in the operational position with a coating (15) which reflects at least a portion of the infrared radiation generated during operation, such that the temperature of the coldest spots, and in particular of the light-generating substances collected there, is raised, with the result that the light-generating substances can enter the gas phase in sufficient quantities also without mercury, and in particular with the use of a metal halide as a voltage-gradient generator.

Light-emitting device configured to emit light by a creeping discharge of an emitter

A light-emitting device according to the present invention includes: first insulators (4) arranged so as to face each other; an emitter (2) arranged between the first insulators; a second insulator (5) functioning as a base for the first insulators and the emitter; an electrode (6) arranged to face, or contact with, the first insulators partially; another electrode (10) contacting with the second insulator and interposing the second insulator between the electrode and itself; and a light-transmitting substrate (8) that faces the second insulator with the first insulators interposed somewhere and with the emitter interposed elsewhere. If the first insulators are extended to reach the light-transmitting substrate on a cross section including the first and second insulators, the emitter and the light-transmitting substrate, the ratio of the cross-sectional area of the emitter to the combined cross-sectional area of the first and second insulators and the light-transmitting substrate is defined ...

Organic light emitting display

An organic light emitting display is provided with a height of a pixel defining layer formed on a planarization layer in a region where a first electrode is not formed, being formed to be lower than or equal to that of the pixel defining layer formed on the first electrode. In the process of forming the organic layer pattern, a distance between a donor substrate laminated on a substrate and the first electrode is minimized to allow the transfer to be performed with a low energy of laser beam. Accordingly, it is possible to improve energy efficiency of the laser beam. With this process, it is possible to improve efficiency and the lifetime of the device because the transfer energy is low.

Image-forming apparatus

An image-forming apparatus with good yield and high reliability is provided by devising and improving the shape of a supporting member. Therefore, a flat type image-forming apparatus has at least a rear plate, a face plate arranged oppositely to the rear plate, and a supporting member arranged between the rear plate and the face plate and holding the distance between the rear plate and the face plate in an outer circumferential edge portion. In this flat type image-forming apparatus, the shape of a nook portion of the supporting member is set to an arc shape on the inner or outer side of a container.

METHOD FOR MANUFACTURING NANOSTRUCTURES AND CATHODE FOR FIELD EMISSION LIGHTING ARRANGEMENT

ULTRAVIOLET LIGHT IRRADIATION DEVICE

IMAGE DISPLAY DEVICE

PROBLEM TO BE SOLVED: To provide a vacuum container at low cost while forming an electricity feeding means in the vacuum container simply and easily, and to thereby reduce production cost. SOLUTION: An opening OPN1 is formed at a corner portion outside a display region of a front substrate SUB2 making up a front panel PN2. An exhaust tube EXH is formed integrally with the opening OPN1 at a center portion of a stem glass STG, and a stem glass structure STE formed by molding with conductive leads COL1, COL2 embedded therein is fixed at the periphery thereof by welding through heat curing. The inside of the exhaust tube EXH is vacuum-sealed by evacuation followed by chipping-off at a final step. A lead wire LEA is connected to a tip of the conductive lead COL1 by a method such as welding, and the other end of the lead COL1 is electrically connected to an end of an anode ADE formed on an inward surface of the front substrate SUB2 using a conductive adhesive or the like. A getter GET, for example ...

Phosphormischung für Wellenlängenumwandlung und weisse Leuchtdiode, für die diese verwendet wird

Die vorliegende Erfindung betrifft eine Phosphormischung zur Wellenlängenumwandlung und eine weißes Licht emittierende Vorrichtung, welche diese verwendet. Die Phosphormischung gemäß der Erfindung weist drei Phosphore, A5(PO4)3Cl:Eu2 +, D2SiO4:Eu und MS:Eu, in einer Zusammensetzung auf, bei der Nahes-Ultraviolett-Strahlung in Licht umgewandelt wird, das auf einer CIE-Koordinate (x, y) angeordnet ist, wobei 0,25 x 0,45 und 0,25 y 0,43 ist, wobei A wenigstens eines von Sr, Ca, Ba und Mg aufweist, D wenigstens eines von Ba, Sr und Ca aufweist und M wenigstens eines von Sr und Ca aufweist. Des Weiteren sieht die vorliegende Erfindung eine neue weißes Licht emittierende Vorrichtung durch Kombination der Phosphormischung und einer Nahes-Ultraviolett-LED vor.

Electron tube structure has glow wires welded onto aluminum foil elements within sealed housing.

The electron tube has a hermetically sealed housing having glass plates (111,112,121,124). Within the housing there is a cathode wire heating mesh (43). A fluorescent layer (32) is activated by electrons from a glow wire (23). The wire ends are ultra sonically joined to aluminum foils (211,212).

VUV-ERREGTE EINRICHTUNG MIT BLAUEMITTIERENDEM LEUCHTSTOFF

High lumen output fluorescent lamp with high colour rendition

A high lumen output compact fluorescent lamp that has a luminous efficiency of 40 lumen/W or higher comprises an envelope enclosing a discharge space, means for providing a discharge in the discharge space, a discharge gas sealed in the discharge space and a fluorescent layer made of a phosphor blend coated on the inner surface of the envelope. The phosphor blend comprises up to four phosphors having emission bands in the 620 nm to 635 nm range, the 605 nm to 615 nm range, the 540 nm to 550 nm range and the 480 nm to 500 nm range. The lamp has an Ra value greater then 90 and a photographic color temperature between 3000 K and 3500 K. A lamp is also disclosed in which the phosphors have emission bands in the 620 nm to 635 nm range, the 480 nm to 500 nm range, the 450 nm to 460 nm range and the 610 nm to 630 nm range. This lamp has an Ra value greater than 90 and a photographic color temperature between 5000 K and 6000 K.

FIELD MISSION CATHODE AND A SOURCE OF LIGHT WITH A FIELD MISSION CATHODE

GLOW LAMP FOR DIELECTRICALLY HANDICAPPED UNLOADINGS WITH OVER-HANGING UNLOADING ELECTRODE SECTIONS

Thermionic vacuum diode device with adjustable electrodes

A field emitting cathode and a light source using a field emitting cathode

HIGH LUMEN OUTPUT FLUORESCENT LAMP WITH HIGH COLOR RENDITION

A high lumen output compact fluorescent lamp (1) with a luminous efficiency of 40 lumen/W or higher comprises an envelope (4) enclosing a discharge space (8), means (10) for providing a discharge in the discharge space, a discharge gas sealed in the discharge space and a fluorescent layer (6) made of a phosphor blend coated on the inner surface of the envelope. The blend comprises a weight % of a first, a second, a third and a fourth phosphor. Each phosphor has an emission band maximum and a half-value width. The lamp has an R.alpha. value greater than 90 and a photographic color temperature between 3000 K and 6000K.

ПЛАСТМАССОВАЯ СВЕТОДИОДНАЯ ЛАМПА

Светодиодная лампа, которая имеет грушевидную оболочку, теплопроводную пластмассу внутри грушевидной оболочки и по меньшей мере один светодиод внутри грушевидной оболочки. Лампа включает также в себя цоколь, причем размеры цоколя позволяют вводить его в стандартный электрический патрон.

Dielectric barrier discharge lamp

Organic electroluminescent device, method of manufacturing the same, and electronic apparatus

双板型有机电致发光显示装置及其制造方法

... 本发明的有机电致发光显示装置包括：彼此面对且相隔一定距离的第一和第二衬底，所述第一和第二衬底具有多个分象素区，设在第一衬底内表面上多个分象素区中每一个象素区上的薄膜晶体管，设在第二衬底内表面上的第一电极，设在第一电极上的有机电致发光层，设在多个分象素区中每一个分象素区内有机电致发光层上的第二电极，和使薄膜晶体管与第二电极接触的连接图形，其中连接图形的熔融温度低于第二电极的熔融温度。 ...

Discharge lamp having two-band phosphor

Method of producing a field emission cathode, a field emission cathode and a light source

Method of manufacturing a mask

Image forming device

Light emitting electronic component

Electron emission device

Surface light source device and method for manufacturing the same

DISPLAY APPARATUS, AND MANUFACTURING METHOD FOR MANUFACTURING THE DISPLAY APPARATUS AND THE RELATED MANUFACTURING APPARATUS

DISPLAY ELEMENT AND METHOD FOR MANUFACTURING THE SAME, ESPECIALLY FOR DECREASING DETERIORATION OF IMAGE AFTER EMITTING LIGHT FROM LIGHT-EMITTING UNIT

PURPOSE: A display element and a method for manufacturing the same are provided to reduce deterioration of an image by constraining a cross-talk of a display pixel within a predetermined range. CONSTITUTION: A light-emitting unit(120) is installed on a reference plane and provides light. An angle changing unit(110) is installed on a circumference of the light-emitting unit(120). A reflective plane reflects the light from the light-emitting unit(120). An emitting plane emits the light from the reflective plane. A planar plane is installed between the reflective planes and is confronted with the emitting plane. The angle changing unit(110) reflects the light which is incident on the reflective plane from the light-emitting unit(120) in a direction of the emitting plane, and changes an angle. The light-emitting unit(120) is installed in a matrix shape in two orthogonal directions on the reference plane. © KIPO 2006 ...

A METHOD TO ENCAPSULATE PHOSPHOR VIA CHEMICAL VAPOR DEPOSITION

The maintenance characteristics of the phosphors used in VUV-excited devices such as plasma display panels can be improved by applying a coating of an aluminum oxyhydroxide compound by reacting vaporized trimethylaluminum with water vapor at a temperature of about 430 °C or above. In particular, the maintenance of an europium- activated, calcium-substituted barium hexa-aluminate phosphor is significantly improved following exposure to a high intensity VUV flux. © KIPO & WIPO 2007 ...