МНОГОЭКРАННОЕ УСТРОЙСТВО ОТОБРАЖЕНИЯ

Изобретение относится к многоэкранному устройству отображения. Техническим результатом является обеспечение управления источником света, подходящего для режима рассчитанной целевой яркости. Микрокомпьютер рассчитывает целевую яркость для каждого режима яркости. Каждое проекционное устройство отображения видеоизображений задает целевое значение тока управления, соответствующее рассчитанной целевой яркости, соответствующей режиму яркости, установленному для проекционного устройства отображения видеоизображений. Каждое проекционное устройство отображения видеоизображений подает ток, указывающий заданное значение тока управления, в источник света проекционного устройства отображения видеоизображений. 5 з.п. ф-лы, 13 ил.

ПРОЕКТОР И СПОСОБ УПРАВЛЕНИЯ ДЛЯ ПРОЕКТОРА

Изобретение относится к устройствам формирования изображений, путем проецирования изображения на проекционную поверхность. Техническим результатом является корректирование искажения проецируемого изображения. Результат достигается тем, что проектор включает в себя блок проецирования, выполненный с возможностью проецирования изображения на проекционную поверхность, блок управления проецированием, выполненный с возможностью инструктирования блока проецирования проецировать корректировочный шаблон, включающий в себя первый шаблон и второй шаблон, и блок управления коррекцией, выполненный с возможностью детектирования первого шаблона и второго шаблона, включенных в проецируемый корректировочный шаблон, и корректирования искажения проецируемого изображения. Блок управления коррекцией детектирует второй шаблон, проецируемый на экран SC, и детектирует позицию первого шаблона на основе позиции детектируемого второго шаблона. 2 н. и 7 з.п. ф-лы, 16 ил.

СПОСОБ ПОЛУЧЕНИЯ СЕРНОЙ КИСЛОТЫ

Изобретение относится к способу получения серной кислоты. Способ включает конденсацию паров серной кислоты из газовой смеси, содержащей от 0,01 до 10 об.% паров серной кислоты в расчете на полное гидратирование газообразного триоксида серы в серную кислоту и от 0 до 50 об.% паров воды, охлаждением в башне серной кислоты. При этом содержащий аммиак поток вводят на входе в башню серной кислоты в газовую смесь, содержащую серную кислоту, в количестве, соответствующем 0,01-100 частей аммиака на млн в объеме газового потока. Охлаждение газовой смеси ведут в противотоке с циркулирующей серной кислотой, которое происходит в вертикальной охлаждаемой снаружи трубе, в которой газовая смесь течет от нижней части трубы в направлении вверх в противотоке с внешним охлаждающим агентом. Изобретение позволяет повысить эффективность выделения серной кислоты из газовой смеси. 6 з.п. ф-лы, 2 ил.

ПРОГРАММНО-АППАРАТНЫЙ КОМПЛЕКС ДЛЯ АВТОМАТИЧЕСКОЙ КАЛИБРОВКИ МНОГОПРОЕКТОРНЫХ СИСТЕМ С ВОЗМОЖНОСТЬЮ ВОСПРОИЗВОДИТЬ КОНТЕНТ В ВЫСОКОМ РАЗРЕШЕНИИ С ИСПОЛЬЗОВАНИЕМ СРЕДСТВ ШИФРОВАНИЯ И ЦИФРОВОЙ ДИСТРИБЬЮЦИИ, СПОСОБ ШИФРОВАНИЯ КОНТЕНТА ДЛЯ ИСПОЛЬЗОВАНИЯ В СПОСОБЕ ВОСПРОИЗВЕДЕНИЯ КОНТЕНТА

Изобретение относится к области формирования и отображения картинки на криволинейных экранах с помощью проекторов. Технический результат – повышение качества отображения лицензионного зашифрованного контента на криволинейной поверхности. Способ воспроизведения лицензионного контента включает этапы, на которых: получают кадр исходного видеоизображения, разделяют его на части, шифруют каждую часть и передают в модуль автокалибровки, создающий для каждого проектора маску и фильтр, шейдер для компенсации геометрических искажений на поверхности экрана, фильтр для компенсации паразитных свечений от проекторов и фильтр для компенсации различия цветовой гаммы, и автоматически калибрующий плавные переходы между проекторами, накладывают на каждый проектор соответствующие фильтры и проектируют на экран от каждого проектора соответствующую ему часть кадра видеоизображения, при этом файлы, полученные в результате деления, и аудиофайлы упаковываются в один файл, а во время загрузки указанный файл распаковывается ...

КОНТРОЛЬНОЕ УСТРОЙСТВО ДЛЯ УСТРОЙСТВА БОРТОВОЙ ПРОЕКЦИОННОЙ ИНДИКАЦИИ (HUD)

Группа изобретений относится к контрольному устройству для устройства бортовой проекционной индикации (HUD). Контрольное устройство содержит блок (8) формирования изображения, оптический элемент (13), устройство (11) позиционирования и блок (12) камеры. Оптический элемент (13) выполнен с возможностью отклонять излучение блока (8) формирования изображения в направлении ветрового стекла (1) и посредством этого облучать HUD-область (В) ветрового стекла (1) для генерирования виртуального изображения (7). Устройство (11) позиционирования выполнено с возможностью фиксировать ветровое стекло (1) в заданном расположении относительно оптического элемента (13). Блок (12) камеры выполнен с возможностью захватывать виртуальное изображение (7) через ветровое стекло (1) из разных положений глаз. Оптический элемент (13) сконфигурирован таким образом, что полное виртуальное изображение (7) находится в интервале (Δd) глубины резкости блока (12) камеры. Достигается обеспечение улучшенного контрольного устройства ...

СИСТЕМА И СПОСОБ ПРОЕЦИРОВАНИЯ ДЛЯ КОРРЕКЦИИ РАВНОМЕРНОСТИ

Изобретение относится к системам и способам проецирования. Техническим результатом является обеспечение коррекции ошибок равномерности отображаемого изображения. Результат достигается тем, что проекционная система содержит источник света, выполненный с возможностью излучать свет в ответ на данные изображений, оптическую систему, выполненную с возможностью проецировать свет, излучаемый посредством источника света. При этом способ калибровки, реализуемый упомянутой системой, включает следующие этапы: прием ввода, ассоциированного с множеством световых значений, соответствующих множеству первичных световых полей; преобразование ввода, ассоциированного с множеством световых значений, во множество значений первичных цветов проектора; определение карты усилений на основе множества значений первичных цветов проектора; применение карты усилений к изображению для того, чтобы выполнять коррекцию равномерности цветности посредством регулирования уровней множества первичных световых полей таким образом ...

УСТРОЙСТВО УПРАВЛЕНИЯ, СПОСОБ УПРАВЛЕНИЯ И КОМПЬЮТЕРНАЯ ПРОГРАММА

УСТРОЙСТВО УПРАВЛЕНИЯ ОТОБРАЖЕНИЕМ, СПОСОБ УПРАВЛЕНИЯ ОТОБРАЖЕНИЕМ И ПРОГРАММА УПРАВЛЕНИЯ ОТОБРАЖЕНИЕМ

Steuereinheit mit Projektor

Steuereinheit (1) für Gebäudetechnik, mit einem Benutzerinterface (5) mit mindestens einem Bedienelement (7), gekennzeichnet durch einen angeschlossenen Projektor (6), wobei der Projektor (6) das Benutzerinterface (5) mit mindestens einem Videostream und/oder mindestens einem virtuellen Bedienelement (7) in einen Projektionsbereich des Projektors (6) als Videobild ausgibt.

DATENVERARBEITUNGSVORRICHTUNG, DATENVERARBEITUNGSVERFAHREN UND PROGRAMM

Es gibt einen Bedarf an einer Technik zum Verbessern der Qualität einer Anzeige eines Videos in einem Überlappungsbereich mehrerer Anzeigebereiche, selbst wenn sich die Position der Anzeige des Videos ändert. Es wird eine Datenverarbeitungsvorrichtung bereitgestellt, die eine Anzeige-Steuereinheit (134) enthält, die die Darstellung der Anzeige des Videos in wenigstens einem Anzeigebereich unter mehreren Anzeigebereichen auf der Grundlage einer Eingabeposition steuert, die aus einem aufgenommenen Bild detektiert wird, wobei die mehreren Anzeigebereiche einen ersten Anzeigebereich und einen zweiten Anzeigebereich enthalten, wobei, wenn sich die Eingabeposition in einen Überlappungsbereich verschiebt, in dem der erste Anzeigebereich und der zweite Anzeigebereich einander überlappen, die Anzeige-Steuereinheit die Darstellung der Anzeige des Videos in dem Überlappungsbereich auf der Grundlage der Eingabeposition vor der Verschiebung in den Überlappungsbereich steuert.

VERFAHREN UND VORRICHTUNG ZUR BILDPROJEKTION UND STEUERUNGSVORRICHTUNG DAZU

Bildanzeigevorrichtung und Anzeigekorrekturverfahren

Die vorliegende Erfindung sieht eine Bildanzeigevorrichtung vor, die in der Lage ist, eine Farbveränderung eines angezeigten Bilds aufgrund von Veränderungen der Wellenlänge von von Lichtquellen emittiertem Licht zu verringern. Eine Bildanzeigevorrichtung enthält: eine Lichtquelleneinheit (110) enthaltend drei oder mehr Lichtquellen (111R, 111G, 111B), die Licht mit unterschiedlichen Wellenlängen emittieren, wobei die Lichtquelleneinheit die von den drei oder mehr Lichtquellen emittierten Lichtstrahlen kombiniert und das kombinierte Licht emittiert; und einen Wellenlängendetektor (134), der für jede der Lichtquellen Wellenlängeninformationen, die die Wellenlänge des von der Lichtquelle emittierten Lichts anzeigen, erfasst, wobei die Bildanzeigevorrichtung Intensitäten der Lichtstrahlen von den Lichtquellen auf der Grundlage von Beträgen von Änderungen der von dem Wellenlängendetektor erfassten Wellenlängen ändert, wodurch eine Farbe des durch die Lichtquelleneinheit kombinierten Lichts ...

HEAD-UP-DISPLAY

Verfahren und Einrichtung zur Bestimmung und mindestens teilweisen Korrektur der Fehler eines Bildwiedergabesystems

Projection apparatus for projecting video signal to projection surface, has projection unit for generating broadcasting light signal based on video input signal

The projection apparatus (100) has a projection unit (PE) for generating a broadcasting light signal based on a video input signal (IN). A sensor unit (SE) is provided for detecting the location information regarding a person (200) between the projection apparatus and a projection surface (300). A correction unit (K) is provided for calculating a correction signal based on the location information collected by the sensor unit. An independent claim is also included for a method for projecting a video signal to a projection surface.

Local dimming on screens for improved image uniformity in scanning beam display systems

A display system has light sources that produce one or more optical beams (120). A signal modulation controller 320 modulates the beams to form optical pulses that carry images to be displayed. A screen (101) receives the beams to display images carried by the beams. An optical scanning module scans the beams onto the screen. The controller includes an image data storage device 1010 that stores data of the images to be displayed and operates to adjust optical energies of the optical pulses with respect to positions of the scanning beams on the screen to render the images. The controller also stores 1022 data of a predetermined spatial variation of each optical beam in connection with a location of the optical beam on the screen caused by one or more distortions in scanning the optical beam onto the screen. In addition to adjusting optical energies of the optical pulses for rendering the images, the controller adjusts optical energies of the optical pulses of at least one optical beam, based ...

Method and device for controlling a video projector in a video projection system comprising multiple video projectors

Image processing for projection with multiple projectors

A method of processing image data for projection on a projection screen by a plurality of projectors projecting respective image portions of an image, the method comprises the steps of receiving a first command associated with a modification of at least one portion of said image, and transmitting a second command for synchronous action to a first set of control units, based on the first command. The second command enables the first set of control units to synchronously perform at least one action, by at least one projector of the plurality, in order to carry out said modification. The action may be zooming, image shifting, brightness control or colour control.

Projection apparatus

Multi-channel visual display apparatus

Method, device, computer program and information storage means for transmitting a source frame into a video display system

Immersive display enclosure

OPTICAL SENSOR, OPTICAL COLLECTION PROCEDURE, PROGRAM AND RECORDING MEDIUM

PROCEDURE AND DEVICE FOR BLOCKING THE PROJECTION OF SELECTED RANGES OF A PROJECTED PICTURE

PICTURE PROJECTION PROCEDURE AND DEVICE

PROCEDURE AND EQUIPMENT FOR THE COMPENSATION OF THE IMAGE QUALITY OF A PROJECTION ANNOUNCEMENT

System und Verfahren zur Spielfeldmarkierung

Die Erfindung betrifft System zur variablen Markierung eines Spielfelds (1) umfassend wenigstens zwei Markierungseinrichtungen (2), ausgebildet als Laser-Projektoren, eine Analyseeinrichtung, ausgebildet zum Analysieren eines mittels einer Markierungseinrichtung (2) auf das Spielfeld (1) projizierten Kalibrationsmusters (3) sowie ausgebildet zum Bestimmen einer Verzerrungsfunktion aus dem Kalibrationsmuster (3), eine Steuereinrichtung, ausgebildet zum Festlegen der Position eines Markierungsmusters (4) am Spielfeld (1), und eine Transformationseinrichtung, ausgebildet zum Anwenden der Verzerrungsfunktion auf das Markierungsmuster (4) zum Erhalten einer Zielmarkierung (5). Die Erfindung betrifft ferner ein Verfahren zur variablen Markierung eines Spielfelds (1).

Apparatus for displaying virtual information onto a roadway

System (1) zur optischen Darstellung von Informationen für eine, sich in einem Fahrzeug (3) befindliche Person (4), aufweisend zumindest ein Wiedergabemittel (12), das derart im Bereich einer Fahrbahn angeordnet ist, dass die Informationen auf der Fahrbahn und/ oder in einem Sichtfeld der Person (4) wahrnehmbar sind, und zumindest ein Steuermittel (19). Die Fahrbahn ist eine geschlossene Rundstrecke (2) für eine bestimmbare Anzahl von, sich gleichzeitig auf der Rundstrecke befindlichen Fahrzeugen des Systems (1), wobei die Rundstrecke und/ oder die Fahrzeuge Positionsbestimmungsmittel (6, 11) zur Ermittlung von Fahrzeugpositionsinformationen der Fahrzeuge in Bezug auf die Rundstrecke aufweisen, und dass das Steuermittel (19) ausgebildet ist, zum Empfangen der Fahrzeugpositionsinformationen zumindest eines Fahrzeuges zum Ermitteln von individualisierten Informationen (13) für das Fahrzeug anhand der Fahrzeugpositionsinformationen dieses Fahrzeugs, und zur Wiedergabe dieser individualisierten ...

System und Verfahren zur Spielfeldmarkierung

Die Erfindung betrifft System zur variablen Markierung eines Spielfelds (1) umfassend wenigstens zwei Markierungseinrichtungen (2), ausgebildet als Laser-Projektoren, eine Analyseeinrichtung, ausgebildet zum Analysieren eines mittels einer Markierungseinrichtung (2) auf das Spielfeld (1) projizierten Kalibrationsmusters (3) sowie ausgebildet zum Bestimmen einer Verzerrungsfunktion aus dem Kalibrationsmuster (3), eine Steuereinrichtung, ausgebildet zum Festlegen der Position eines Markierungsmusters (4) am Spielfeld (1), und eine Transformationseinrichtung, ausgebildet zum Anwenden der Verzerrungsfunktion auf das Markierungsmuster (4) zum Erhalten einer Zielmarkierung (5). Die Erfindung betrifft ferner ein Verfahren zur variablen Markierung eines Spielfelds (1).

PROJEKTIONSVORRICHTUNG, SOWIE EIN VERFAHREN FÜR DEN BETRIEB DIESER PROJEKTIONSVORRICHTUNG

A projection device and to a method for operating the device. The projection device includes a projector, a projection surface, and a data processing system, wherein information about the image on the projection surface is transferred to the data processing system and wherein the data processing system controls the projector. The projection surface is designed as a planar optical waveguide, in which photoluminescent particles are integrated and on which a plurality of photoelectric sensors are attached, which are able to couple light out of the waveguide mode and to thereby generate an electrical signal, the strength of which depends on the intensity of the light coupled out at the photodetector.

PROJEKTIONSVORRICHTUNG, SOWIE EIN VERFAHREN FÜR DEN BETRIEB DIESER PROJEKTIONSVORRICHTUNG

A projection device and to a method for operating the device. The projection device includes a projector, a projection surface, and a data processing system, wherein information about the image on the projection surface is transferred to the data processing system and wherein the data processing system controls the projector. The projection surface is designed as a planar optical waveguide, in which photoluminescent particles are integrated and on which a plurality of photoelectric sensors are attached, which are able to couple light out of the waveguide mode and to thereby generate an electrical signal, the strength of which depends on the intensity of the light coupled out at the photodetector.

Support module for detachably connecting a receiving cabin

Trägermodul (1) zum lösbaren Verbinden mit einer Aufnahmekabine (11) zum Generieren von dreidimensionalen Abbildern von Personen oder Gegenständen (2), wobei eine Frontfläche (3) des Trägermoduls (1) in montiertem Zustand einen Teil einer Fläche eines von dieser umgebenen Innenraums (13) ausbildet, und dass am Trägermodul (1) zumindest eine Kamera (4) und/oder zumindest einen Projektor (5) zur Erfassung von Bilddaten der abzubildenden Person oder des abzubildenden Gegenstands (2) angeordnet ist oder sind.

VIDEO PROJECTOR WITH VERTICAL IMAGE CONTROL MEANS

DEVICE AND PROCEDURE FOR CALIBRATING A DISTRIBUTED INDICATOR

Color display

Perspective correction for curved display screens

One embodiment of the present invention sets forth a technique for performing perspective correction on one or more test images. The technique includes analyzing a first test image to detect a set of outer points and calculating a geometric plane equation 5 based on the set of outer points. The technique further includes projecting a first set of points associated with a first curved screen model based on the geometric plane equation to generate a second set of points. The technique further includes comparing the second set of points to a set of inner points included in the first test image to determine at least one error value, and determining a screen curvature value based on 0 the at least one error value.

Projected user interface system for multiple users

... - 38 PROJECTED USER INTERFACE SYSTEM FOR MULTIPLE USERS A method (699) of projecting a user interface (205) for a plurality of users with a calculated orientation (614) is provided. The method detects (601) gestures from the plurality of users associated with a projection of the user interface and applies (603) a weighting, representing a level of interaction between a user and the user interface, to each of the detected gestures according to (601) a gesture type and a context (602) of the user interface when the gesture was detected, the context including consideration of positions of the plurality of users. An orientation of the user interface is calculated (604) based on the weighting of the detected gestures and the context of the user interface, and the user interface is projected (605) for the plurality of users with the calculated orientation. 7569715_1 P073176_speci lodge Fig. 9 ...

UNDERWATER IMAGE PROJECTION DISPLAY SYSTEM, LIGHTING CONTROL SYSTEM AND DEVICE AND METHOD OF OPERATING SAME

An underwater image projection system submerged in a body of water and projecting an image within said body of water is provided having an enclosure with a lens assembly. A projection element has a light source projecting an image within the body of water from the projection element with an at least one light source steering the image. A system controller is coupled to and controls the projected light source, the projected light source steering device and the further image steering device. A user inputs im f4 age data to the controller through the user input device and the controller interprets the image data into a set of image control vari ables and executes control of the projected light source and image source and further image steering device in coordination and pro jects the image through the projection element to project from underwater a static or animated image on an underwater surface of the body of water.

Three dimensional display system

A three-dimensional display system (10) comprises a display housing (24) and a plurality of projectors (12) for projecting two-dimensional images(102) into a space. Each projector (12) has means to adjust the distance between the projector (12) and the projected two-dimensional image (102), and each projector (12) is pivotally mounted to the display housing (24) for adjusting the horizontal and vertical position of the projected two-dimensional image (102) with respect to the projector (12). The display system (10) provides a high-resolution, three-dimensional, multi-coloured images which can be touched safely by a viewer. The display system (10) may be responded to physical objects in the display area. The display system (10) can be used to operate a computer and browse the world wide web.

Depth estimation using multi-view stereo and a calibrated projector

The subject disclosure is directed towards using a known projection pattern to make stereo (or other camera-based) depth detection more robust. Dots are detected in captured images and compared to the known projection pattern at different depths, to determine a matching confidence score at each depth. The confidence scores may be used as a basis for determining a depth at each dot location, which may be at sub-pixel resolution. The confidence scores also may be used as a basis for weights or the like for interpolating pixel depths to find depth values for pixels in between the pixels that correspond to the dot locations.

A floorplan visualisation system

Abstract There is provided a floorplan visualisation system comprising a visualisation studio; a matrix of ceiling mounted edge-blended overlapping projectors projecting onto a floor surface of the visualisation studio; a controller computer comprising: a user interface; and a video output operably coupled to the matrix of projectors for controlling the video projected from such. In use the controller computer is configured for: receiving floor plan representative data; segmenting the floor plan representation data into a plurality of display segments; and outputting the plurality of display segments to respective projectors, and wherein the controller computer is configured to receiving scale adjustment commands via a scale adjustment control of the user interface and adjusting the scale of the segments to display a floor plan representation on the floor surface to a real world scale.

PROJECTION SYSTEM AND PROJECTOR

A projection system comprising a projection unit for projecting light of an image onto a preset projection portion, an imaging unit for imaging the projected image by the projection unit, and a processing unit for performing a preset processing based on the imaging result by the imaging unit, wherein an imaging lens of the imaging unit is disposed outside a reflection region for receiving direct reflection light of the projected image light.

TWO-DIMENSIONAL IMAGE PROJECTION SYSTEM

THEATER IDENTIFICATION SYSTEM UTILIZING IDENTIFIERS PROJECTED ONTO A SCREEN

A method and a system for identifying a copy of an image sequence that is presented on a screen. At least one identifier distinct from the image sequence is projected such that the identifier is displayed on the screen using visible light along with the image sequence. The identifier can be presented at periodic intervals and can define a theater location, a date and/or a time. A color and/or an illumination of at least a portion of the image sequence presentation can be measured. Based on the measured illumination and/or color, a projection brightness and/or color can be determined for the identifier. Also, a location on the screen where the identifier should be projected can be determined.

PROJECTION SYSTEM AND PROJECTOR

A projection system comprising a projection unit for projecting light of an image onto a preset projection portion, an imaging unit for imaging the projected image by the projection unit, and a processing unit for performing a preset processing based on the imaging result by the imaging unit, wherein an imaging lens of the imaging unit is disposed outside a reflection region for receiving direct reflection light of the projected image light.

PROJECTOR CONTROLLER AND ASSOCIATED METHOD

A projector controller includes an object detector and control electronics, and is configured to protect audience members from intense light imposing an exclusion zone in front of a projector. The object detector is configured to optically sense a presence of an object in a detection region beneath the exclusion zone and above the audience members. The control electronics is configured to control the projector when the object detector indicates the presence of the object in the detection region. A method for protecting audience members from intense light imposing an exclusion zone in front of an output of a projector includes: (i) optically sensing a presence of an object in a detection region between the exclusion zone and the audience members, and (ii) controlling the projector when the presence of the object is sensed in the detection region.

FIXTURE

A fixture includes a housing having an output device, at least one sensor, and a projector for projecting image data. The fixture further includes a fixture computing system that is communicatively coupled to the output device, the sensor, and the projector and includes a processor, and non-transitory computer memory having programming for receiving information from the at least one sensor and causing the projector to project the image data.

MULTIPLE OBSERVER IMPROVEMENT FOR A VIRTUAL ENVIRONMENT

A virtual reality imaging system for two or more users including: at least one screen for presenting images of a virtual environment to two or more users; an imaging assembly, including two or more sets of projectors corresponding to the two or more users for producing images on the at least one screen; a tracking system that is configured to track each of the two or more users; a computer that is programmed to respond to the tracking system and thereby control the imaging assembly to produce stereo 3D images of the virtual environment corresponding to tracking data from the tracking system for each of the two or more users for each user to perceive different views of the same virtual environment appropriate to their position; stereo 3D glasses worn by each of the two or more users in order for the users to perceive the stereo 3D images; and an image separation arrangement to present images from the two or more sets of projectors to corresponding ones of the two or more users whereby each ...

PERSPECTIVE CORRECTION FOR CURVED DISPLAY SCREENS

One embodiment of the present invention sets forth a technique for performing perspective correction on one or more test images. The technique includes analyzing a first test image to detect a set of outer points and calculating a geometric plane equation based on the set of outer points. The technique further includes projecting a first set of points associated with a first curved screen model based on the geometric plane equation to generate a second set of points. The technique further includes comparing the second set of points to a set of inner points included in the first test image to determine at least one error value, and determining a screen curvature value based on the at least one error value.

IMAGE DISPLAY AND ALIGNMENT ADJUSTING METHOD

An image display comprises a refractive optical lens (15) for directing light from transmitting means to a convex mirror (16) and correcting the pincushion distortion aberration of the convex mirror (16).

METHOD FOR AUTOMATIC CORRECTION OF VIDEO PROJECTION BY MEANS OF INVERSE TRANSFORMATION

The present invention relates to a method for automatically correcting a video projection with the aid of inverse telecine, using a server which issues video signals to a projection device or video screen device, making it possible to play back multidimensional images without distortion thereof.

METHOD, APPARATUS AND SYSTEM FOR AUTOMATED COLOR MANAGEMENT IN DIGITAL CINEMA

Embodiments of the present invention provide a method, apparatus and system for digital cinema color management. In one embodiment, a digital cinema color management system includes a projection device configured to project image content and a color meter configured to measure color levels of the projected image content. A control device is also provided including a validation module configured for validating the measured color levels of the color meter for preventing the creation of erroneous correction data. A calibration module determines if calibration of the color levels is required and provides real-time corrective color information to a projector.

AUTOMATIC PROJECTOR BEHAVIOUR CHANGES BASED ON PROJECTION DISTANCE

There is disclosed one or more methods, systems and components therefor for varying the behaviour of a projector. The operations for varying the behaviour from a first behaviour to a second behaviour responsive to a change in projection distance from a first distance to a second distance, the behaviours comprising a control mode or a presentation mode.

METHOD AND DEVICE FOR ADJUSTING ONE OR MORE PROJECTORS

Method for adjusting one or more projectors, each projector generating a number of light beams of different color, characterized in that the projected picture (9-9A) is automatically adjusted during normal use of the projector (11A).

Interactive projector and interactive projection system

Lighting device, wheel deterioration detection method, and projector

Information output control apparatus, information output control method, and computer-readable storage medium

Projection-type display apparatus and multiscreen display apparatus

Projection device, projection method, projection module, electronic device, and program

Projection apparatus and light source regulating method thereof

A projection apparatus comprises a digital micro-mirror element, a light source, a lens, a photoelectric conversion element, a judgment element and a regulating module, when being switched to a first operating state, the digital micro-mirror element reflects light beams, emitted by the light source, to the lens. When being switched to a second operating state, the digital micro-mirror element reflects the light beams to the photoelectric conversion element. The photoelectric conversion element generates a signal value according to light intensity of the light beams. The judgment element is electrically connected with the photoelectric conversion element and used for comparing the signal vale with a preset value. If the signal value is smaller than the preset value, the judgment element generates a driving signal value. The regulating module is electrically connected with the judgment element and is coupled with the light source. The driving signal value is used for driving the regulating ...

Laser projection display device

Image processing device and projector

Projection display system and control method of the projection display device

Projector

Laser projection system with security protection mechanism

Disclosed is a laser projection system. The laser projection system comprises a laser source and a human body detection module, wherein the laser source emits laser, and the human body detection module is used for detecting reflecting light projected by the laser on an object. The human body detection module judges whether the object is the human or not according to the relation between plural reflectivities of the reflecting light. If the object is the human, the human body detection module controls the laser source to decrease the laser output strength in an adjusting mode.

IMAGING DEVICE AND HEAD-UP DISPLAY COMPRISING SUCH DEVICE

LIGHT EMITTING DEVICE USING A LIGHT SOURCE OF HIGH RESOLUTION

L'invention se rapporte notamment à un dispositif lumineux de véhicule terrestre pour éclairer une scène. Le dispositif comprend une source électroluminescente monolithique comprenant des éléments électroluminescents, un système optique agencé pour former une image de la source électroluminescente monolithique, un dispositif électronique apte à recevoir au moins une première mesure concernant au moins un paramètre physique du véhicule, recevoir au moins une deuxième mesure concernant au moins un paramètre physique de la scène, et commander les éléments électroluminescents de la source en fonction des premières et/ou deuxièmes mesures reçues.

MONITORING LIGHT BEAM PIXELISE

3차원 측정 시스템의 갱신 보정 방법

... 복수의 카메라 및 적어도 하나의 프로젝터를 갖는 3차원 측정 시스템을 보정하는 방법이 제공된다. 본 발명의 방법은 각 카메라(118, 120, 122, 124)/프로젝터(128) 쌍에 대한 전체 보정을 수행하고, 전체 보정은 적어도 두개의 수정 매트릭스 세트를 생성하는 단계를 포함한다. 이어서 각 카메라(118, 120, 122, 124)/프로젝터(128) 쌍에 대해 갱신 보정(200)이 수행된다. 갱신 보정(200)은 모든 보정 매트릭스 세트보다 적게 변화한다.

PROJECTOR COLOR CORRECTING METHOD

The device number, Image projection device, and the method number

PROJECTOR SYSTEM

apparatus and method for driving light scanner

METHOD FOR DISPLAYING VIDEO FOR WATCHING A CURRENT PICTURE EVEN IN AUTO-CONVERGENCE

PURPOSE: A method for displaying video in auto-convergence is provided to watch a current image through a predetermined area of a display area while performing auto-convergence of projection TV. CONSTITUTION: It is judged whether a user inputs a control signal for performing auto-convergence after a TV is turned on(S100). If not, a guide message for inputting a control command to perform auto-convergence is displayed on a display area(S110). If so, an image which is currently displayed is muted(S120). An external light of a projection TV is confirmed to judge whether the external light has appropriate brightness for performing auto-convergence(S130). If the external light is too bright, a guide message for darkening peripheral illumination and then adjusting the external light is displayed on the display area(S140). If the external light is not too bright, the image that is watched by the user is displayed in the center of the display area in a PIP(Picture In Picture) picture(S150). Color ...

PROJECTOR FOR TRAPEZOIDAL CORRECTION, SPECIFICALLY IN REFERENCE TO IMPROVING ROBUSTNESS OF IMAGE DISTORTION CORRECTION

PURPOSE: A projector for trapezoidal correction is provided to improve robustness of image distortion correction in a projector which corrects image distortion caused by tilting of a screen according to brightness distribution of the screen. CONSTITUTION: A projector(10) includes an image projecting unit for projecting an input image on a predetermined virtual projection plane, a photographing information generator which has an output image photographing unit for photographing an output image projected to a real projection plane and outputs photographing information including brightness information, and a distortion corrector for correcting distortion of the output image with respect to the input image, which is generated due to a tilted angle between the real projection plane and the virtual projection plane according to the photographing information. © KIPO 2006 ...

IMAGE PROJECTION APPARATUS AND CONTROL METHOD FOR SAME

In an image projection apparatus, a sensed image obtained by sensing a projection surface, which contains a projected image, is obtained. Then, a difference image obtained by removing the projected image from the sensed image is used to detect a region corresponding to a predetermined object such as a user's hand or a pointer. Then, a user operation is determined based on the position and temporal variations of a particular portion of the region corresponding to the predetermined object. © KIPO & WIPO 2009 ...

Projection device

A projection device includes a shell, a motherboard, a projection module and a image capturing module. The motherboard, the projection module and the image capturing module are all fixed in the shell. The motherboard transmits image data of a project. The projection module receives the image data and projects images to a projection medium. The image capturing module captures playing images on the projection medium and transmits the playing image to the motherboard. The motherboard further determines next image according to the playing image and transmits the next image to the projection module.

Projection display apparatus and method of controlling the same

A projection display apparatus includes an image projecting unit projecting an image, an operation unit as an operation device whose output value changes depending on the amount of operation, a correction amount setting unit changing a keystone correction amount in accordance with an output value of the operation unit, and a keystone correcting unit performing keystone correction on an image to be projected in accordance with the keystone correction amount. A zero reference position in which the keystone correction amount is zero is set in an operation range of the operation unit. The correction amount setting unit sets a dead zone in the operation range such that the dead zone includes the zero reference position and an area surrounding this position, and sets the keystone correction amount to zero in accordance with the output value corresponding to the inside of the dead zone.

Projection partitioning and aligning

Various embodiments for projection partitioning and aligning are disclosed.

IMAGE DISPLAY DEVICE AND ADJUSTMENT METHOD

Provided is a technology for effectively synchronizing a modulator with the rotation of a color wheel in a field-sequential projection-type video display device in which a color wheel is employed. In a projector (10), a controller (24) has a correction unit (32) and a light intensity acquisition unit (34) as a configuration for correcting shift in a reference-position-detection mark (27). The light-intensity-acquiring unit (34), connected to a light sensor (28) via a communication interface (29), acquires the results of measurements performed by the light sensor (28). The correction unit (32) carries out synchronous correction by computing the degree of shift in the reference-position-detection mark (27); i.e., the degree of shift in an index signal, on the basis of the results acquired from the light sensor (28).

LASER LIGHT SOURCE, IMAGE DISPLAY APPARATUS AND PROCESSING APPARATUS USING THE LASER LIGHT SOURCE

A laser light source (100) is provided with a semiconductor laser (101); a wavelength converting element (104) composed of nonlinear optical crystal which converts excitation light from the semiconductor laser (101) into wavelength converted light having a different wavelength; a photodiode (109) which measures a part of the wavelength converted light outputted from the wavelength converting element (104) as output light; a photodiode (110) which measures excitation light outputted from the wavelength converting element (104); and a control circuit (103). The control circuit (103) performs output fixing control for fixing intensity of the wavelength converted light by using a current drive circuit (102), and temperature control for adjusting temperature of the wavelength converting element (104) by using a heater (105), at the same time.

METHODS AND APPARATUS FOR PRESENTING IMAGES

An imaging system (100) for presenting an image to a viewer comprises a radiation source (110) configured to generate radiation having different spectral characteristics, and multiple independently operable optical switches (510) configured to selectively transmit, reflect, and/or block radiation from the radiation source (110) to the viewer.

IMAGE PROCESSING METHOD, IMAGE PROCESSING PROGRAM, IMAGE PROCESSING DEVICE, IMAGE PROCESSING SYSTEM, ELECTRONIC CAMERA AND ELECTRONIC APPARATUS

An electronic apparatus (1) is provided with a projection unit (110) that projects a projecting original image to a projecting surface, an image picking-up unit (120) that picks up the projecting surface projected by the projection unit (110), and a control unit (101) that analyzes the image picked up by the image picking-up unit (120) on the projecting surface and adjusts a correction amount of the projecting original image in accordance with the analyzed result.

UNDERWATER IMAGE PROJECTION DISPLAY SYSTEM, LIGHTING CONTROL SYSTEM AND DEVICE AND METHOD OF OPERATING SAME

An underwater image projection system submerged in a body of water and projecting an image within said body of water is provided having an enclosure with a lens assembly. A projection element has a light source projecting an image within the body of water from the projection element with an at least one light source steering the image. A system controller is coupled to and controls the projected light source, the projected light source steering device and the further image steering device. A user inputs image data to the controller through the user input device and the controller interprets the image data into a set of image control variables and executes control of the projected light source and image source and further image steering device in coordination and projects the image through the projection element to project from underwater a static or animated image on an underwater surface of the body of water.

PROJECTOR AND METHOD FOR ACQUIRING COORDINATE OF BRIGHT SPOT

A projector for acquiring the coordinates of the bright spots includes a semi-transmitting mirror (22), an imaging device (24), and a processing system (25). The semi-transmitting mirror (22) is provided on the light path between a light source (21) and a zooming system (23). The imaging device (24) picks up external light ray reflected by the semi-transmitting mirror(22). The processing system (25) acquires the coordinates of the bright spots according to the image of the bright spots picked up by the imaging device.

A SYSTEM AND METHOD FOR COMPENSATING FOR SPOKE LIGHT

The disclosed embodiments relate to a system and method for compensating for spoke light in a video unit (10). More specifically, there is provided a method comprising measuring a first light level during a non-spoke time of a color wheel (14) to generate a non-spoke light level; and setting a spoke light compensation value based on the measured non-spoke light level. There is also provided a video unit (10) comprising a light source (12) configured to generate a first light level during a non-spoke time of a color wheel (14), a photodiode assembly (26) configured to measure the first light level to generate a non-spoke light level, and a processor (20) configured to set a spoke light compensation value based on the non-spoke light level.

METHOD AND DEVICE FOR OPTICAL FOCUSING

The invention relates to a device for optically focusing a projection image projected by a projector (PRJ), comprising a detector (DTC) for the time-controlled creation of at least one observation shot of the projection image, a processing unit (CTR) for the definition of at least one image section within the projection image generated by the projector (PRJ), said image section being modulated in terms of the time period with regard to the optical power and/or the optical spectrum thereof, and for the essentially synchronous comparison of the at least one image section of the projection image and the corresponding respective image section of the observation shot. The processing unit (CTR) is further equipped for the calculation of a variable derived from the comparison of the respective image sections and a control signal derived from said variable, and for the output of the control signal to a focusing device of the projector.

MULTIPROJECTION SYSTEM AND CORRECTION DATA ACQUIRING METHOD FOR MULTIPROJECTION SYSTEM

A multiprojection system for displaying one color image formed by connecting color images projected from projectors (12), comprising an imaging unit (14) provided with an optical section having filter characteristics corresponding to basic colors constituting the color images projected from the projectors and adapted for capturing images of the basic colors through the optical section and a calculating unit (15) for calculating offset correction data on the basic data on the basis of the distribution of luminance of the offset light of each basic color determined by capturing black-level images projected from the projectors through the imaging unit.

METHOD OF AND SYSTEM FOR CHANGING THE PROJECTION BEHAVIOR OF IMAGE PROJECTION MEANS

To calibrate an image projection arrangement (3) by means of which images (P) are projected onto a projection surface (2), wherein respective projected images (P) comprising the projected pixels (P(x, y))are obtained, at least one projected image (P) is recorded by means of a image recording arrangement (4), and the image projection arrangement (3) is adjusted by means of a control unit (5) on the basis of information derived from the recorded image (C); here, the image recording arrangement (4) is a digital recording unit, which acquires the projected image in a plurality of pixels, and an assignment of pixels (C(x, y))of the digital recording unit (4) to pixels (P(x, y))of the image projection arrangement (3) is carried out, wherein the image projection arrangement (3) for the projection of individual pixels (P(x, y))is correctively adjusted by means of the control unit (5) on the basis of analysis information that is derived from associated pixels (C(x, y))of the digital image recording ...

INFORMATION PROVIDING METHOD, INFORMATION PROVIDING APPARATUS, INFORMATION PROCESSING APPARATUS, INFORMATION PROVIDING SYSTEM, AND COMPUTER-READABLE RECORDING MEDIUM

An information providing method includes: measuring a static object three-dimensionally in an environment, by a processor; sequentially measuring a position of a dynamic object in the environment, by the processor; transmitting measurement data of the static object measured to a predetermined information processing apparatus through a communication network; transmitting measurement data of the dynamic object measured to the information processing apparatus through a communication network; receiving support data rem the information processing apparatus based on an environment grasping image that is generated from the measurement data, of the static object and the measurement data of the dynamic object by the information processing apparatus; and presenting the received support data to the environment at predetermined timing, by the processor.

Light shielding device and light shielding method

Provided is a light shielding device including a light shielding wall configured to include a plurality of panels, the light shielding wall being used as a partition of a first space and a second space, the plurality of panels being controllable in either a light transmission state in which light is transmitted or a light shielding state in which light is shielded, an optical path specifying unit configured to specify a predetermined optical path to be passed through the light shielding wall, a panel specifying unit configured to specify a panel on the light shielding wall, the panel being corresponded to a position at which the predetermined optical path specified by the optical path specifying unit passes through the light shielding wall, and a controller configured to control a light transmission state or a light shielding state for the plurality of panels on the light shielding wall.

Semiconductor lighting apparatus

A semiconductor lighting apparatus includes a plurality of semiconductor light emitting devices for outputting light having respective colors, a projector for synthesizing output light of the semiconductor light emitting devices and outputting synthesized light, and a calculating portion. The calculating portion controls a driving current to be supplied to the semiconductor light emitting devices in such a manner that a light quantity detected by optical sensors approximates to a predetermined target light quantity, and calculates a target temperature of the semiconductor light emitting devices to control temperature regulating portions in such a manner that a temperature detected by temperature sensors approximates to the target temperature.

Keystone distortion correction of a projector

The method comprises the steps of: capturing an output image projected on an actual projection surface; outputting imaging information that includes brightness information having a correlation to a brightness; and correcting a distortion of the output image in relation to the input image according to the imaging information. The distortion correcting step comprises the steps of: providing the image projector with a correction image for using in compensation of the distortion of output image; and determining a peak position movement amount, and also distorting in advance the input image so as to compensate for the distortion. The correction image is configured such that an angle change amount of the peak position according to the peak position movement amount, seen from the image projector is closer to the angle of the slope than an all white pattern image.

Lamp control

A user device (200) comprising a display (206), an interface (208) for communication with a lamp comprising controllable light sources (104) and a processor (202) configured to run an application (214), wherein the application is configured to: control the lamp to emit light in accordance with a source light pattern (302), said source light pattern defining for each light source the light that is to be emitted by the light source and designating at least one of the light sources as a marker light source (308); receive an image of the source light pattern as projected onto a target surface (300) by the lamp wherein the image is captured by a camera (210), wherein the target light pattern (310) in the image is distorted; display the received image on the display; detect locations in the displayed image where the marker light source(s) are positioned/intended to emit light onto the target surface; and use the detected locations of marker light source(s) to align a control overlay over the ...

Multi-dimensional image projection apparatus and multi-dimensional image calibration method thereof

A multi-dimensional image projection apparatus is provided. The multi-dimensional image projection apparatus includes an image projector and an image-processing circuit. The image-processing circuit is configured to receive an input image, and perform a linearity transformation process and a first inverse image warping process on the input image according to sensor information about the multi-dimensional image projection apparatus relative to the projection surface to generate a first image. The image-processing circuit performs a matrix transformation process and a second inverse image warping process on the first image according to the sensor information to generate a second image, and generate an output image according to the second image. The image projector projects the output image onto the projection surface.

Projector and light emission control method in projector

A projector including: a plurality of light sources; a modulator that modulates light emitted from each of the plurality of light sources; a projection unit that projects the modulated light modulated by the modulator; a storage unit that stores grayscales of the light sources and adjustment values for adjusting the light emission amounts of the light sources in order to make white balance of the modulated light projected through the projection unit in relation to each other; and a light-emission-amount adjusting unit that adjusts the light emission amounts of the light sources based on the adjustment values corresponding to the grayscales of the light sources.

Projector and pattern image display method

A CPU 120 acquires a zoom volume Z conveyed by a zoom lens position detector 122 , and calculates a light valve white area Sq according to that zoom volume Z. The CPU 120 revises the adjustment pattern image based on the calculated light valve white area Sq, rewrites the contents of the pattern image memory 107 , and gives instructions to project the image to an image processing unit 108 , and a liquid crystal light valve drive unit 110 , etc. On the liquid crystal light valve 114 is formed a pattern image for which the white part area is revised to Sq, and that revised pattern image is enlarged and projected for display on the screen. The CPU 120 gives instruction for sense to the imaging control unit 105. By doing this, even when the zoom position of the zoom lens changes, it is possible to have the average value of the gradation value of the white part for the sensed image approximately maintain the desired gradation value.

Projector and projector control method

A projector which projects an image onto a projection surface, and displays it thereon, includes: a light source; a light modulator which modulates light from the light source into an image light representing the image; a projection optical system which projects the image light modulated by the light modulator onto the projection surface; a keystone distortion correction section which carries out a keystone distortion correction process for correcting a keystone distortion of the image projected onto the projection surface; a detection section which detects a stop of a movement of the projector; and a control section which, on the stop of the movement of the projector being detected in the detection section, causes the keystone distortion correction section to start the keystone distortion correction process in accordance with a relative positional relationship between the projector after being moved and the projection surface.

Anamorphic projection device

An anamorphic projection device is described. In one aspect, the device includes at least one camera and a projector such as a pico projector. The device receives information from the camera to sense position and orientation of a projection surface independent of the device. Based on this received information, the device renders an anamorphic image for perspective viewing on the sensed projection surface. In one implementation, the device receives the image wirelessly, for example, from a website. In one aspect, the device includes a user interface or UI. The UI allows a device user to navigate a projected image (e.g., use a cursor control or other means to navigate a webpage), present/download a new projected image, lock a projected image to a coordinate space on the projection surface to reduce or eliminate movement of the projected image responsive to user or device movement, etc.

Light source modulation for projection

A color projection display in which at least one color channel includes: a light source assembly including a multiplicity of pulse modulated light sources providing an aggregate light beam; a light modulation control subsystem; illumination optics to direct the aggregate light beam to an image modulation plane; and a spatial light modulator in the image modulation plane. The light modulation control subsystem senses an aggregate light intensity signal for the aggregate light beam and controls the pulse modulation parameters for the multiplicity of pulse-modulated light sources responsive to the sensed aggregate light intensity signal to reduce light intensity fluctuations in the aggregate light beam within the imaging time interval.

Projector and control method for projector

First imaginary screen outer peripheral line is calculated supplementing one side that is undetected with one side of an outer peripheral line of image light that is calculated, an imaginary screen aspect ratio that is an aspect ratio of an area defined by the first imaginary screen outer peripheral line is calculated, whether the imaginary screen aspect ratio is more vertically oriented than a first ratio or not is determined. When a result of the determination of the imaginary aspect ratio is more vertically oriented than the first ratio, the imaginary screen aspect ratio is changed to second ratio that is different from the first ratio, and the one undetected side is calculated according to the second ratio, and the first imaginary screen outer peripheral line is corrected and a second imaginary screen outer peripheral line is calculated.

Projection display device

A projection display device includes: an aperture part which narrows light traveling toward an imager; a control part which controls the aperture part; a detection part which detects brightness of an image to be projected; and a determination part which determines whether the image is a still image or a moving image. In this arrangement, the control part operates the aperture part so as to narrow the light when the brightness of the image detected by the detection part is darker than predetermined brightness, and operates the aperture part so as to further narrow the light when the brightness of the image detected by the detection part becomes darker than the predetermined brightness. In addition, the control part sets the predetermined brightness for operating the aperture part so as to be darker when the image is the still image than when the image is the moving image.

Projection type display device and light amount adjustment method

A projection type display device that displays an image with projected light onto a target to he projected, including a first sensor ( 12 ) that detects reflected light of the projected light; a second sensor ( 13 ) that detects an infrared ray in a predetermined range in an optical path direction of the projected light; and a light amount deciding section ( 23 ) that decides an amount of the projected light based on the amount of reflected light detected by the first sensor ( 12 ) and an amount of change of the infrared ray detected by the second sensor ( 13 ).

Projection device with brightness adjustment function and method thereof

A projection device with an illumination adjustment function includes a polarization beam splitter (PBS), a display, a light source, a lens module, a power supply unit, a light detection unit and a power controller. The light source emits light to the PBS. The lens module projects the images to be displayed by the display. The power supply unit supplies power for the light source. The light detection unit acquires a digital value of a portion of the light transmitted from the PBS, and compares the digital value with a predetermined digital value to generate a control signal. The power controller adjusts power from the power supply unit to the light source according the control signal until the digital value matches the predetermined digital value of the light from the light source.

Projector and method of controlling projector

In at least one embodiment of the disclosure, a projector comprises an imaging unit that photographs a projection surface and acquires a first photographed image during a projection of a featured image at a first time point and acquires a second photographed image during the projection of the featured image at a second time point different from the first time point. An image processing unit generates a reference image based on the first photographed image and generates a comparative image based on the second photographed image. A movement detecting unit detects a change in a relative position of the projector with respect to the projection surface by using the reference image and the comparative image generated by the image processing unit.

Projection image area detecting device

A projection image area detecting device includes a projection image area detecting unit configured to detect marker image areas in a photographed image that is obtained by photographing a projection image area including a projection image. The marker image areas include marker images that are used for identifying four corners of the projection image area. The projection image area detecting unit detects the marker image areas by identifying a color included in the marker image areas that continues to change as time passes.

Integrated Camera-Projection Device

A projector for projecting media, such as video and images, comprises an integrated camera. The camera can capture an image of a subject external to the projector, as well as an image of the media being projected. To capture these images, a controller dynamically changes the orientation of one or more reflective members of a Digital Micromirror Device (DMD) within the projector.

Projector device and projecting method

According to an aspect, a projector device includes an image projecting unit and a control unit. The image projecting unit projects an image. The control unit acquires brightness information of regions included in a projection surface on which the image projecting unit can project the image, and causes the image projecting unit to project, based on the brightness information of the regions, the image on a low-brightness region, among the regions, whose brightness is lower than that of another region.

Utilizing Matrix Codes to Install a Display Device

One embodiment described herein may take the form of a system or method utilizing one or matrix codes to aid in installing a display device. In one embodiment, the one or more matrix codes may be utilized to configure the transmission of the multimedia presentation based on the orientation of the display device. In general, the one or more matrix codes may be obtained and decoded by one or more devices such that the information contained within the matrix codes may be provided to an electronic device for configuration of the multimedia presentation. In another embodiment, the one or more matrix codes may be utilized to determine the resolution of the display device and/or, in yet another embodiment, the generated matrix codes may be configured to account for the resolution of an associated display device, such that matrix codes displayed on a low resolution display device may be larger than matrix codes displayed on a high resolution display.

Projection-type image display apparatus

A projection-type image display apparatus projects an image on a projection plane, and includes a projection unit, an image capture unit, an ambient light detection unit, and a superimposed image generation unit. The projection unit projects an image on the projection plane through a lens. The image capture unit captures the image projected on the projection plane by the projection unit. The ambient light detection unit detects ambient light cast on the projection plane, from the image captured by the image capture unit. The superimposed image generation unit generates information about detection of ambient light detected by the ambient light detection unit, in the form of a superimposed image to be superimposed on the image projected on the projection plane.

Optical scanning device, optical scanning method, program, and image display device

An optical scanning device includes: a first scanning; a first scanning mirror driving unit; a light emission signal output unit; a light receiving unit; and a phase control unit which controls the first scanning mirror driving unit so as to delay a phase of the oscillation of the first scanning mirror when the light receiving unit outputs the detection signal before intermediate time in a case where the light receiving unit does not output the detection signal during a predetermined period of time, the phase control unit controlling the first scanning mirror driving unit so as to advance a phase of the oscillation of the first scanning mirror when the light receiving unit outputs the detection signal after the intermediate time in the case where the light receiving unit does not output the detection signal during the predetermined period of time.

Projection type image display device

A projecting unit which projects image light based on an inputted image signal to a projection surface. An invisible light emitter is provided such that an irradiation area of invisible light includes a predetermined region. An image pickup unit receives at least one of a plurality of color lights constituting the image light as well as the invisible light, and which picks up an image of the projection surface to generate a pickup image. An object detector detects at least one of a position and a behavior of an object that has come into the predetermined region based on the pickup image. A display controller changes the projected image based on at least one of the position and the behavior of the object detected by the object detector.

Multi-Segment Imager

Several embodiments of projection systems are disclosed that comprise a plurality of controllable emitters, each said emitter providing light for a light path; a plurality of first optical elements, each said first optical element receiving light from one of said emitters; a controllable modulator receiving light from said plurality of first optical elements; a plurality of conduits, each said conduit disposed over a portion of said controllable modulator; a plurality of second optical elements, each of said second optical elements receiving light from at least one of said plurality of conduits, and a controller for sending control signals to said controllable emitters and said controllable modulator. The illumination from the emitters may form a plurality of overlapping areas of illumination upon a projection screen where the image is intended to be formed.

Projection apparatus and light source adjusting method thereof

A projection apparatus including a digital micro mirror device (DMD), a light source, a lens, a photoelectric conversion device, a decision device and an adjustment module is provided. When the DMD is switched to a first operating state, the DMD reflects a light beam emitted by the light source to the lens. When the DMD is switched to a second operating state, the DMD reflects the light beam to the photoelectric conversion device. The photoelectric conversion device generates a signal value according to a light intensity of the light beam. The decision device compares the signal value with a predetermined value. When the signal value is smaller than the predetermined value, the decision device generates a driving signal value. The driving signal value is used for driving the adjustment module to sequentially adjust a position of the light source along a plurality of axes.

Methods and Systems for a Virtual Input Device

The present application discloses systems and methods for a virtual input device. In one example, the virtual input device includes a projector and a camera. The projector projects a pattern onto a surface. The camera captures images that can be interpreted by a processor to determine actions. The projector may be mounted on an arm of a pair of eyeglasses and the camera may be mounted on an opposite arm of the eyeglasses. A pattern for a virtual input device can be projected onto a “display hand” of a user, and the camera may be able to detect when the user uses an opposite hand to select items of the virtual input device. In another example, the camera may detect when the display hand is moving and interpret display hand movements as inputs to the virtual input device, and/or realign the projection onto the moving display hand.

Image processing method, image processor, and image display system

An image processing method, which performs color correction on a superimposed image obtained by superimposing a first image formed by a first image forming unit and a second image formed by a second image forming unit, includes controlling the dimming of the first image forming unit and the second image forming unit on the basis of dimming rates set in the first image forming unit and the second image forming unit in response to a given designated dimming rate, and performing a color correction process on image signals corresponding to the first image forming unit and the second image forming unit using a color correction value corresponding to the dimming rates of the first image forming unit and the second image forming unit.

Image Display Device and Light Emission Timing Control Method

An image display device includes: excitation light source ( 5 ), fluorescent screen ( 6 ) provided with a plurality of phosphor regions ( 61, 62, 63 ) that are arranged periodically in the in-plane direction, the regions between phosphor regions being retroreflective regions ( 64 ) that bend incident light in the direction opposite the direction of incidence of the light; scanning means ( 4 ) that scans fluorescent screen ( 6 ) with a light beam from excitation light source ( 5 ); optical detection means ( 2, 3 ) that detects retroreflective light ( 7 ) that is reflected by retroreflective regions ( 64 ); and control means ( 1 ) that causes scanning by scanning means ( 4 ), detects boundaries between each phosphor region ( 61, 62, 63 ) and retroreflective region ( 64 ) on fluorescent screen ( 6 ) based on output of optical detection means ( 2, 3 ), and controls the light emission timing of excitation light source ( 5 ) based on the detected boundaries.

Image pickup device and projector

An image pickup device includes an image pickup element which captures an image of a projection surface, an optical filter which has higher transmissivity for infrared light than for visible light, a visible light transmitting member whose transmissivity for visible light is higher than the corresponding transmissivity of the optical filter, and a switching unit which switches between a first condition where the optical filter is disposed on an optical path of light entering the image pickup element, and a second condition where the visible light transmitting member is disposed on the optical path.

Interactive display surface for multi-display use

There is disclosed a method of controlling an interactive display system comprising an interactive display surface, the interactive display surface being adapted to detect contact points at said surface, the method comprising: rendering a plurality of images for display on a respective portion of the interactive display surface; routing data associated with a contact point at said surface to the image rendering device associated with the rendering of an image in the portion of the display in which the contact point is detected.

Method and apparatus of white balance adjustment

A white balance adjustment method and apparatus for a single DLP projector system is disclosed. The projection system includes a solid state light source device, a sync signal generator, and a controller. The light source device generates an output which is a repeating color sequence of at least two primary color lights. The sync signal generator generates a synchronization signal representing a timing of the color sequence of the output light. The controller calculates drive current values corresponding to each of the two primary colors based on a target white balance and measured color properties of the output light, and supplies a modulated drive current to the light source device. The modulated drive current is synchronized to the sync signal and has the calculated drive current values. As a result, a white light having the target white balance is output.

Automatic registration of multi-projector dome images

Automatic registration of projectors and their images on a curved surface may be performed using non-linear optimization techniques. A camera may capture images on the curved surface. The camera may be un-calibrated. The camera parameters may be estimated using a non-linear optimization of data in the images of the curved surface. The images may be from multiple projectors. In some embodiments, registration may be view independent.

Projector control device and computer-readable recording medium

A corrector corrects a main image acquired by an image acquirer based on correction setting acquired by a correction setting acquirer, and stores corrected main image in a buffer. An unused area detector detects the area that has not stored the corrected main image in the buffer, and transmits the result to a sub-image selector. The sub-image selector selects, among sub-image candidates registered in a sub-image information memory, a candidate that can be displayed on the unused area and has the highest priority as a sub-image. The sub-image controller executes a program stored in the sub-image displaying program memory, and displays the selected sub-image on the unused area.

Projector and method for controlling projector

A projector that projects an image allows selection of one of a plurality of controlled objects located in correspondence with the vertices of the contour of the image and the sides of the contour, moves the selected controlled object within the image based on input operation, and corrects the contour of the image based on the moved controlled object.

Display with red, green, and blue light sources

A display has a screen which incorporates a light modulator. The screen may be a front projection screen or a rear-projection screen. The screen is illuminated with light from a light source comprising an array of controllable light-emitters. The controllable-emitters and elements of the light modulator may be controlled to adjust the intensity of light emanating from corresponding areas on the screen. The display may provide a high dynamic range.

Method and device for controlling a video projector in a video projection system comprising multiple video projectors

Controlling at least one video projector of a video projection system comprising multiple video projectors having a modifiable focal length and adapted to project sub-images. After determining a first calibration parameter associated with a first predetermined focal length of the video projectors, a second calibration parameter corresponding to a second predetermined focal length of the video projectors is computed, the second calibration parameter computed as a function of the first calibration parameter and the second predetermined focal length different from the first one. A display parameter is computed for a video projector, the display parameter being computed as a function of second calibration parameter, and a sub-image to be projected by the video projector is calculated according to the computed display parameter. Necessary display parameters are determined during an initial calibration step and used during a projection session whenever the user issues an “optical zoom” command, without repeating the calibration.

Image projection device and associated image projection method and calibration method

An image projection device includes an optical correction unit, a panel and a lens. The optical correction unit is utilized for receiving an image and pre-distorting the image to generate a pre-distorted image according to pre-distortion parameters. The panel is coupled to the optical correction unit, and is utilized for receiving and projecting the pre-distorted image. The lens is positioned in front of the panel, where the pre-distorted image projected from the panel passes through the lens, and the pre-distortion parameters correspond to distortion effects caused by the lens.

Projection display device

A projection display device includes an optical modulation element configured to modulate light outputting from a light source, and a projection unit configured to project light modulated by the optical modulation element on a projection screen. The projection display device includes an element control unit that controls the optical modulation element to display a test pattern image, an acquiring unit that acquires an image obtained by capturing the test pattern image from an image capture element that captures the test pattern image projected on the projection screen, and an adjusting unit that adjusts an image projected on the projection screen on the basis of the capture image acquired by the acquiring unit. The element control unit controls the optical modulation element such that a guidance image that guides focus adjustment of the image projected on the projection screen is displayed.

Image display apparatus, image display method, and of image display program

An image display apparatus includes a communication unit to communicate with information processing apparatuses; an image synthesizing unit to synthesize a multi-segmented screen image composed of screen images of the information processing apparatuses; a projection unit to project the multi-segmented screen image onto a screen; a functional mode management unit to control switching between a normal projection mode and a multi-segmented screen operation mode; an image capture device to capture the multi-segmented screen image and a hand movement of an operator when switched to the multi-segmented screen operation mode; a designated screen image recognition unit to detect a hand movement of the operator based on the image captured by the image capture device, and to recognize a screen image designated as an active-target image; and a signal control unit to transmit a request of image data transmission to an information processing apparatus corresponding to the designated active-target image.

Display system, display apparatus, and method for controlling display system

A display system for displaying one image on a display surface by combining a first image displayed by a first display apparatus and a second image displayed by a second display apparatus, wherein: the first display apparatus displays a first index image at a position which is close to the image displayed by the second display apparatus and which is included in a display range of the first display apparatus, the first index image having a predetermined color and the image having luminances which are changed in a direction parallel to a side adjacent to the image displayed by the second display apparatus; and the first display apparatus corrects the image displayed by the first display apparatus on the basis of a designated position of the first index image.

Surface aware, object aware, and image aware handheld projector

A handheld image projecting device that modifies a visible image being projected based upon the position, orientation, and shape of remote surfaces, remote objects like a user's hand making a gesture, and/or images projected by other image projecting devices. The handheld projecting device utilizes at least one illuminated position indicator for 3D depth sensing of remote surfaces and optically indicating the location of its projected visible image. In some embodiments, a handheld projecting device enables a plurality of projected visible images to interact, often combining the visible images, reducing image distortion on multi-planar surfaces, and creating life-like graphic effects for a uniquely interactive, multimedia experience.

Multi-screen display device

A multi-screen display device according to the present invention is a multi-screen display device in which screens of a plurality of projectors are combined to form one screen. Each of the projectors includes a light source, an illumination optical system that irradiates the light output from the light source as illumination light, a light modulator that modulates the illumination light and forms image light, and a projection optical system that projects the image light onto a screen. The multi-screen display device includes at least one spectral sensor that detects changes in brightness and chromaticity of the image light in each of the projectors.

Devices and methods for providing a distributed manifestation in an environment

The present invention concerns a projection system for providing a distributed manifestation within an environment. The projection system includes a data generator for generating a plurality of data sets of associated state data and spatial coordinate data. The projection system also includes a projector in communication with the data generator for receiving the data sets. The projector is provided with a signal generating module for generating a plurality of electromagnetic signals, and a projecting module for projecting each of the electromagnetic signals towards a target location within the environment. The projection system also includes a plurality of receiving units distributed within the environment, each receiving unit having a receiver for receiving one of the electromagnetic signals when the receiving unit is positioned in the corresponding target location, each receiving unit being adapted to perform a change of state in response to the state data.

Projector

A projector includes a light modulation part modulating light generated by a light source part, a video signal processing part processing a video signal to be input, and a projection optical system projecting the light modulated by the light modulation part onto an external projection target to obtain a projected video image. The video signal processing part includes a blue light effect alleviating part alleviating effects of blue light on retinas. In a case where among a red signal, a green signal, and a blue signal included in a video signal, only a ratio of the blue signal is high, the blue light effect alleviating part generates a blue light effect alleviating signal for controlling the light source part to reduce the brightness of the projected video image as a whole.

Multi-projection Display and Brightness Adjustment Method Thereof

A multi-projection display includes: a plurality of projector units; a plurality of optical sensors that are provided corresponding to each of the projector units; and a main control unit that both causes adjustment images to be projected by each of the projector units and vertically synchronizes each projected adjustment image. Each projector unit acquires by a respective optical sensor brightness values of the picture elements that are adjacent between the adjustment image that is projected by the projector unit and the adjustment images that are projected by other projector units and adjusts the brightness of the projected image based on the differences in the acquired brightness values.

Projector, image display system, and method of controlling projector

An image display system includes a first projector and a second projector, and makes the first projector and the second projector operate in cooperation with each other to form a single projection image on a common screen. The first projector and the second projector are connected to each other via a signal line. A master control section of the first projector transmits a control signal to a subordinate control section of the second projector. The subordinate control section of the second projector controls a projection section of the second projector based on the control signal. Thus, the controllability of the image display system provided with a plurality of projectors is enhanced.

Laser projection system with security protection mechanism

A laser projection system comprising a laser light and a human body detection module is disclosed. The laser light source emits a laser light. The human body detection module detects a reflective light of the laser light irradiated on an object. The human body detection module determines whether the object is a human according to a relationship between several reflectivity indexes of the reflective light. If the relationship corresponds to predefined situation, the human body detection module reduces a laser output intensity of the laser light.

Projector Positioning

A method and apparatus is provided for identifying information to facilitate adjusting a projector's position to achieve a specified projected image on a projection surface. In an embodiment, a computing device comprising one or more sensors, which have a known spatial relationship with a projector, includes a position adjustment service configured to identify, based at least in part on the known spatial relationship between the one or more sensors and the projector, a current position of the projector relative to positions of a plurality of reference points that define a projection surface. The position adjustment service is further configured to determine a target position for the projector, determine differences between the current position of the projector and the target position for the projector, and perform one or more actions based upon the determined differences between the current position of the projector and the target position for the projector.

Underwater image projection controller with boundary setting and image correction modules and interface and method of using same

An underwater projection system, a controller and method of controlling are herein described. The controller providing, at least in part, a boundary setting module or methodology and/or an image correction module or methodology through a user interface for the underwater projection system. A user interface is provided to enable user control and input and adjustment of the image controller from an observation point outside of the media of the underwater projection system, while the adjustments are made in-situ. An optional automated edge or edge and surface detection system is also contemplated to assist in boundary detection within the water feature for the underwater image projection system.

Optical device

According to the present invention, there is provided an optical device comprising, a plurality of light sources each operable to provide a light beam; at least one beam combiner which is operable to combine the light beams from the plurality of light sources, to provide a combined light beam; a beam splitter, which is arranged to receive the combined light beam and to split the combined light beam into a primary light beam and a secondary light beam, wherein one or more characteristics of the secondary light beam are indicative of one or more characteristics of the primary light beam, wherein the beam splitter comprises a first surface through which the primary light beam is emitted from the beam splitter and a second surface through which the secondary light beam is emitted from the beam splitter; a mirror component which comprises a mirror, wherein the mirror component is arranged such that the mirror can reflect the primary light beam which is emitted through the first surface of the beam splitter and wherein the mirror can oscillate about at least one oscillation axis to scan the primary light beam; wherein the optical device further comprises a photodiode which is configured to receive the secondary light beam and to detect one or more characteristics of the secondary light beam, wherein the photodiode is configured to be offset from being parallel to at least one of the first surface or second surface of the a beam splitter, to reduce the amount of parasitic light which is directed to the mirror. There is further provided a corresponding method of projecting an image.

METHOD FOR OPERATING A MEMS SYSTEM, AND MEMS SYSTEM

A method for operating a MEMS system having a projection unit for providing an image via a light beam, and a deflecting unit for the two-dimensional deflection of the at least one light beam. The method includes: driving the deflecting unit via a reference signal, so that the deflecting unit periodically deflects a light beam at least two-dimensionally, measuring a controlled variable of the deflecting unit that corresponds to an actual position of the deflected light beam, ascertaining a current deviation of the controlled variable from a target variable that corresponds to a target position of the light beam, calculating a compensating variable based on the ascertained deviation, controlling the deflecting unit and/or controlling the projection unit based on the calculated compensating variable for reducing the deviation of the light beam from the target position. The compensating variable is additionally calculated based on an earlier deviation in an earlier period. 112-. (canceled)13. A method for operating a MEMS system having at least one projection unit configured to provide an image via at least one light beam , and a deflection unit configured to at least two-dimensionally deflect the at least one light beam , the method comprising the following steps:driving the deflecting unit using at least one reference signal, so that the deflecting unit periodically deflects the at least one light beam at least two-dimensionally;measuring at least one controlled variable of the deflecting unit that corresponds to an actual position of the deflected light beam;ascertaining a current deviation of the at least one controlled variable from a target variable that corresponds to a target position of the light beam;calculating at least one compensating variable based on the ascertained deviation; andcontrolling the deflecting unit with regard to the deflection and/or controlling the projection unit with regard to the image provision, wherein the controlling of the deflecting ...

Projection display apparatus and projection display method

Display an image by adjusting upper limit of brightness of the image projection light. Here, determine the target value, according to analysis result of the image data, for the detected brightness of the image projection light, and adjust the upper limit of brightness of the image projection light to cause the detected brightness to approach the target value.

Interactive display method and interactive display device

An interactive display method includes an image signal input step of receiving an image signal from an external apparatus, a display step of displaying an image on a screen on the basis of a display signal, an operation detection step of detecting an operation for an operation region of the screen, a region setting step of setting a rectangle, in which an external image based on the image signal is accommodated and of which at least one side overlaps a side of the external image, as the operation region according to the external image, and a drawing step of outputting the display signal for displaying the external image.

Projection-type display device

A projection-type display device includes a light source unit, an electro-optical device that modulates light emitted from the light source unit, and a projection optical system that projects the light modulated by the electro-optical device. In the electro-optical device, when a mirror that modulates light assumes an ON posture, the light from the light source unit is reflected in an ON direction toward the projection optical system and, when the mirror assumes an OFF posture, the light from the light source unit is reflected in an OFF direction different from the ON direction. An image capture element that receives incident light that has entered the projection-type display device from the outside via the projection optical system is provided in a direction in which the incident light is reflected by the mirror that assumes the OFF posture.

Automatic Alignment of a Contrast Enhancement System

An apparatus and meted for insuring the proper alignment of a detected vein pattern, and a projected vein pattern are disclosed. The apparatus enhances the visual appearance of veins so that an error that can lead to improper patient bare or injury can be avoided. 1. A vein imaging system configured to ensure proper alignment of one or more detected veins and a visible projection of the one or more veins , said vein imaging system comprising:a light source configured to illuminate a field of view with a first wavelength of light comprising an infrared wavelength, to create an image contrast formed by differential amounts of absorption and reflection of said first wavelength of light by the one or more veins and the surrounding tissue within the field of view;an alignment card comprising a material formed into a pattern, said material configured to emit a second wavelength of light when positioned in said field of view and exposed to a third wavelength of light comprising a visible wavelength;a camera configured to capture said image contrast:a projector configured to project said captured image contrast onto the field of view using said third wavelength of light; wherein said camera is further configured to capture said second wavelength of light emitted by said pattern of material, and to capture said visible light at said third wavelength reflected from said pattern of material, said camera further configured to distinguish said third wavelength reflected by said pattern of material, from said second wavelength of light emitted by said pattern of said material; andan image processing system configured to utilize said distinction between said captured reflection of said projected alignment card pattern at said third wavelength of light, and said captured second wavelength of emitted light from said alignment card pattern, to align said projected image with said reflected image contrast.2. The system according to claim I wherein said material formed into said ...

DISPLAY SYSTEM AND DISPLAY DEVICE

An example of a display system includes a sensor, a projector, and control means. The sensor senses user information for calculating a state regarding sleep of a user. The user information is, for example, biological information such as pulse. The projector projects and displays a predetermined image. The projector, for example, projects the image upward to project and display the image on the ceiling. The control means controls the projector in accordance with a state regarding sleep, which is calculated on the basis of the user information. 120-. (canceled)21. A display system , comprising:a sensor configured to sense user information for calculating a sleep state of a user; andcontrol circuitry configured to cause the display system to display an image related to the sleep state calculated on the basis of the user information, whereinif the display system judges, based on at least biological information calculated from the sensed user information, that the user is in a sleep state prior to awakening, the control circuitry causes the display system to automatically display an image for inducing awakening of the user when the display system judges that the user is in the sleep state prior to awakening, andif the display system judges, based on at least the calculated biological information, that the user is in a state of awakening, the control circuitry switches the image displayed so as to automatically display an evaluation result of sleep for the user when the display system judges that the user is in the state of awakening.22. The display system according to claim 21 , whereinthe control circuitry causes the display system to display the image related to the sleep state calculated on the basis of the user information, at a timing in accordance with the sleep state of the user, which is a timing specified on the basis of the user information.23. The display system according to claim 22 , whereinthe control circuitry causes the display system to display the image ...

METHOD AND APPARATUS CONFIGURED FOR COMBINED VIBRATORY AND PROJECTION FUCTIONS

Apparatus, such as can be included in an electronic device, performs a method for operating apparatus configured for combined vibratory and projection functions. The apparatus includes a mirror configured to reflect a projected image and a motor. The mirror is coupled as a counterweight to the motor to configure the apparatus for a vibratory function. The motor is further configured to translate and rotate the mirror about a first axis to align the mirror with a projector to reflect the projected image during a projection function. 1. An electronic device having apparatus configured for combined vibratory and projection functions , the electronic device comprising:a projector configured to project an image; a mirror configured to reflect the image;', 'a motor, wherein the mirror is coupled as a first counterweight to the motor to configure the apparatus for a vibratory function for the electronic device, wherein the motor is further configured to translate and rotate the mirror about a first axis to align the mirror with the projector to reflect the image., 'apparatus coupled to the projector, the apparatus comprising2. The electronic device of further comprising an optical lens coupled to the apparatus claim 1 , wherein the optical lens is configured to focus a reflected image from the mirror.3. The electronic device of claim 2 , wherein the optical lens is further configured to control a change in aspect ratio of the reflected image between a plurality of aspect ratios.4. The electronic device of further comprising a processor coupled to the mirror claim 1 , wherein the processor is configured to control a tilt of the mirror about the first axis.5. The electronic device of further comprising a set of sensors coupled to the processor and configured to sense an orientation of the electronic device and responsively provide orientation data to the processor claim 4 , wherein the processor is further configured to control the tilt of the mirror based on the orientation ...

Projection system, projector apparatus, image capturing apparatus, and projection method

Provided is a projection system that sets an arbitrary three-dimensional shape as a projection target and properly corrects geometric distortion of a projected image even when a user's viewpoint is not fixed. A projection unit of the projector apparatus projects a test image for first adjustment. A three-dimensional shape measurement unit measures the three-dimensional shape of the projection target. An image capturing apparatus captures the test image for first adjustment projected by the projection unit to obtain a captured image for first adjustment. A projected image adjustment unit (1) performs first adjustment processing for correcting an image such that geometric image distortion viewed from an imaging point, at which the captured image for first adjustment has been captured, is reduced, based on a captured image for first adjustment obtained by the image capturing apparatus, and (2) performs second adjustment processing for correcting the image such that the geometric image distortion is reduced based on a state in which the image adjusted by the first adjustment processing is projected by the projection unit.

SELF ALIGNING IMAGER ARRAY

Implementations described herein generally relate to scanning beam display systems and more specifically, to systems and methods for improved image alignment of such scanning beam display systems. The method comprises providing a display system comprising a display screen having a plurality of display screen region each with a corresponding light engine module having a servo laser beam and an excitation laser beam, scanning the servo laser beam of a light engine module in an outer scanning region outside of the light engine module's corresponding display screen region, detecting servo laser beam feedback light to measure an alignment error of the light engine module relative to the light engine module's corresponding display screen region, and adjusting alignment of the excitation laser beam based on the measured alignment error. 1. A display system , comprising: a plurality of reference marks disposed on the continuous surface display screen;', 'a first imaging module;', 'a first servo system for determining placement of a first conveyed sub-image in a first given area of the continuous surface display screen, wherein at least one reference mark of the plurality of reference marks is used to determine placement of the first conveyed sub-image in the first given area;', 'a second imaging module; and', 'a second servo system for determining placement of a second conveyed sub-image in a second given area of the continuous surface display screen, wherein at least one reference mark of the plurality of reference marks is used to determine placement of the second conveyed sub-image in the second given area; and', 'a control unit operable to:', 'provide feedback signals to the first or second servo system;', 'access one or more alignment tables containing data representing physical parameters associated with the continuous surface display screen;', 'determine the correspondence between the determined placement of the first conveyed sub-image in the first given area of the ...

Image processing apparatus, image processing method, and program

This disclosure relates to an image processing method, an image processing method, and a program for easily correcting a defocus blur. A defocus blur conversion section sets an appropriate amount of defocus blur by referencing a database in accordance with current lens conditions of a projector (zoom/shift/focus). A defocus blur correction signal processing section generates, through signal processing, a corrected image in accordance with the defocus blur amount from the defocus blur amount conversion section in such a manner that an input image coincides with an output image. This disclosure can be applied, for example, to an image processing apparatus, an image encoding apparatus, an image decoding apparatus or the like.

Method for controlling projection content and electronic device

The disclosure provides a method for controlling a projection content and an electronic device. The method includes: controlling a projector to project a display content on a projection plane; obtaining a display range of the display content on the projection plane; detecting a light spot on the projection plane; and adjusting the display content based on a movement condition of the light spot with respect to the display range.

Automatic Alignment of a Contrast Enhancement System

An apparatus and method for insuring the proper alignment of a defected vein pattern and a projected vein pattern are disclosed. The apparatus enhances the visual appearance of veins so that an error that can lead to improper patient care or injury can be avoided. 1. A vein imaging system comprising:a light source configured to illuminate a field of view with a first wavelength of light comprising an infrared wavelength, to create an image contrast of one or more veins formed by differential amounts of absorption and reflection of said first wavelength of light by the one or more veins and surrounding tissue in the field of view;an alignment card comprising a pattern, said alignment card configured to emit a second wavelength of light when positioned in the field of view and exposed to a third wavelength of light comprising a visible wavelength;a camera configured to capture said image contrast of the one or more veins;a projector configured to project said captured image contrast onto the field of view using said third wavelength of light;wherein said camera is further configured to capture said second wavelength of light emitted by said alignment card, and to capture said visible light at said third wavelength reflected from said alignment card, said camera further configured to distinguish said third wavelength of light reflected by said alignment card, from said second wavelength of light emitted by said alignment card; andan image processor configured to align said projection of said captured image contrast with said reflected image contrast, from said distinction between said captured reflection of said projected alignment card pattern at said third wavelength of light, and said captured emission from said alignment card pattern at said second wavelength.2. The vein imaging system according to wherein said alignment card comprises a from said alignment card;wherein said visible third wavelength of light and said infrared wavelength are alternately projected ...

PHOTOMETRIC COMPENSATION METHOD AND SYSTEM FOR A SEE-THROUGH DEVICE

A photometric compensation for a see-through device is disclosed. A photometric model is provided in which a total response is a sum of a response to a device light from the see-through device and a response to a scene light from a scene. A calibration stage is performed in a transformed domain, which is only related to characteristics of a projector and an image capturing device of the see-through device. A compensation stage is performed to obtain a response for an original image in a dark room, thereby determining a response for a compensated image according to the response for the original image and the response to the scene light. The compensated image is generated according to the response for the compensated image. 1. A photometric compensation method for a see-through device , the method comprising:providing a photometric model in which a total spectral response is a sum of a spectral response of an image capturing device to a device light from the see-through device and a spectral response of the image capturing device to a scene light from a scene;performing a calibration stage in a transformed domain, which is only related to characteristics of a projector and the image capturing device of the see-through device;performing a compensation stage, in which a spectral response for an original image in a dark room is obtained, thereby determining a spectral response for a compensated image according to the spectral response for the original image and the spectral response to the scene light; andgenerating the compensated image according to the spectral response for the compensated image;wherein the spectral response for the compensated image is determined by subtracting the spectral response to the scene light from the spectral response for the original image in the dark room.2. The method of claim 1 , wherein the spectral response to the device light is equal to the product of channel mismatch between the projector and the image capturing device claim 1 , and ...

IMAGE DISPLAY APPARATUS AND IMAGE DISPLAY ADJUSTING METHOD

The rendering control unit controls the laser light source unit in such a way that a display image is rendered in a range smaller than a scan range of the scan mirror unit based on input display image data. The detection unit detects a range to be a reference for setting a laser beam output position for adjusting an output of the laser beams based on the display image data. The output adjusting control unit controls the laser light source unit in such a way that the laser beams for adjusting an output of the laser beams are output at a position outside the range where the display image is rendered in the scan range of the scan mirror unit, and the position is based on the range detected by the detecting unit. 1. An image display apparatus comprising:a laser light source unit;a scan mirror unit configured to reflect laser beams output from the laser light source unit and scan the light beams;a rendering control unit configured to control the laser light source unit in such a way that a display image is rendered in a range being smaller than a scan range of the scan mirror unit based on input display image data;a detecting unit configured to detect a range to be a reference for setting a laser beam output position for adjusting an output of the laser beams based on the display image data; andan output adjusting control unit configured to control the laser light source unit in such a way that the laser beams for adjusting the output of the laser beams are output at a position outside the range where the display image is rendered in the scan range of the scan mirror unit, and the position being based on the range detected by the detecting unit.2. The image display apparatus according to claim 1 , whereinthe detecting unit detects a range having high brightness of the display image based on the display image data, andthe output adjusting control unit controls the laser light source unit in such a way that the laser beams for adjusting the output of the laser beams are ...

Content Presentation Method, Content Presentation Mode Push Method, and Intelligent Terminal

Embodiments of the present disclosure disclose a content presentation method, a content presentation mode push method, and an intelligent terminal, which are used to intelligently present content to a user in different presentation modes according to different identified scenarios. The method in the embodiments of the present disclosure includes acquiring, by an intelligent terminal, context data of a user, identifying a user use scenario according to the context data, determining a first presentation mode corresponding to the user use scenario, and presenting content to the user in the first presentation mode. In this way, the intelligent terminal can intelligently present the content to the user in different presentation modes according to different scenarios, thereby meeting a requirement of the user for a content presentation mode in different environments. 1. A content presentation method , comprising:acquiring, by an intelligent terminal, context data of a user;identifying, by the intelligent terminal, a user use scenario according to the context data, wherein the user use scenario is used to indicate a scene in which the user currently uses an intelligent device;determining, by the intelligent terminal, a first presentation mode, wherein the first presentation mode corresponds to the user use scenario of a presentation mode, wherein the presentation mode indicates a content presentation mode; andpresenting, by the intelligent terminal, content to the user in the first presentation mode.2. The method according to claim 1 , wherein the acquiring claim 1 , by the intelligent terminal claim 1 , the context data comprises acquiring the context data of the user when the intelligent terminal detects that content needs to be presented.3. The method according to claim 1 , wherein claim 1 , before acquiring claim 1 , by the intelligent terminal claim 1 , the context data claim 1 , the method further comprises presenting claim 1 , by the intelligent terminal claim 1 , ...

PROJECTOR AND CONTROL METHOD FOR THE PROJECTOR

A projector includes a projecting unit configured to project an image on a projection surface, a projection control unit configured to cause the projecting unit to project a correction pattern including a first pattern and a second pattern, and a correction control unit configured to detect the first pattern and the second pattern included in the projected correction pattern and correct distortion of the projected image. The correction control unit detects the second pattern projected on a screen and detects the position of the first pattern on the basis of the position of the detected second pattern. 1. A projector comprising:a projecting unit configured to project an image on a projection surface;a control unit configured to cause the projecting unit to project an image for adjustment including a first pattern and a second pattern; anda correcting unit configured to detect the first pattern and the second pattern included in the image for adjustment projected by the projecting unit and correct distortion of the projected image, whereinthe correcting unit detects the second pattern projected on the projection surface and detects the position of the first pattern on the basis of the position of the detected second pattern.2. The projector according to claim 1 , whereinthe projecting unit includes a projection lens, andthe second pattern is arranged to be projected in a vicinity of an intersection point of an optical axis of the projection lens and the projection surface.3. The projector according to claim 1 , wherein at least a part of the second pattern includes a plurality of parallel lines colored in white or a color having high luminance compared with a color of an image projected as a background of the image for adjustment.4. The projector according to claim 1 , further comprising an image pickup unit configured to photograph the projection surface claim 1 , wherein the correcting unit detects the first pattern from a photographed image of the image pickup unit ...

LASER PROJECTION DISPLAY DEVICE, AND METHOD FOR CONTROLLING LASER LIGHTSOURCE DRIVING UNIT USED FOR SAME

The laser projection display device includes: a photo-sensor for detecting the quantity of laser light generated by the laser light source; and an image processing unit for processing a drive signal on the basis of the quantity of light of the detected laser light and supplying the processed drive signal to a driving unit for the laser light source. Right after the dimming, the image processing unit supplies the drive signal to the driving unit for the laser light source on the basis of the quantity of light of the detected laser light within a second execution cycle shorter than a first execution cycle which is the execution cycle used during the normal operation. 1. A laser projection display device that projects laser light beams of a plurality of colors corresponding to image signals and displays an image corresponding to the image signals , comprising:a laser light source that generates the laser light beams of the plurality of colors;a laser light source driving unit that drives the laser light source;an optical sensor that detects the amount of light of the laser light beams which are generated by the laser light source; andan image processing unit that processes the image signals on the basis of the amount of light of the laser light beams detected by the optical sensor, and supplies a drive signal to the laser light source driving unit,wherein the image processing unit performs a process of determining the drive signal in a first execution cycle and a second execution cycle that is shorter than the first execution cycle.2. The laser projection display device according to claim 1 , further comprising:an illuminance sensor that detects brightness at the periphery of the laser projection display device,wherein the image processing unit changes luminance of an image that is displayed from first luminance to second luminance in accordance with brightness that is detected by the illuminance sensor.3. The laser projection display device according to claim 1 , ...

PROJECTION SYSTEM AND METHOD FOR ADJUSTING PROJECTION SYSTEM

A projection system includes three or more projectors. Each of the projectors includes a projection section that projects image light to form a projection image on a screen. The projectors are so arranged that the three or more projection images projected by the projectors form a tiled image. The projection image projected by any of the projectors and the projection image projected by an adjacent projector form an overlapping area where the projection images overlap with each other, and one of the overlapping areas differs from the other overlapping areas in terms of size. 1. A projection system comprising three or more projectors ,wherein each of the projectors includes a projection section that projects image light to form a projection image on a projection surface,the projectors are so arranged that the three or more projection images projected by the three or more projectors form a tiled image,the projection image projected by one of the projectors and the projection image projected by another one of the projectors adjacent to the one of the projectors form an overlapping area where the projection images overlap with each other, andone of the overlapping areas differs from the other overlapping areas in terms of size.2. The projection system according to claim 1 , wherein one of the overlapping areas differs from the other overlapping areas in terms of size in a predetermined direction in which the projectors are arranged.3. The projection system according to claim 1 , wherein the projectors are formed of four or more projectors claim 1 ,the projectors are so arranged that the three or more overlapping areas are arranged in a predetermined direction in the tiled image, andthe overlapping area located in a position on a side facing a center of the tiled image in the predetermined direction is larger than the overlapping areas located in positions on sides facing ends of the tiled image.4. The projection system according to claim 3 , wherein the overlapping area ...

COMPUTER-READABLE RECORDING MEDIUM, COMPUTER APPARATUS, POSITIONING METHOD, AND POSITIONING SYSTEM

A positioning program executed by a computer apparatus in a positioning system comprising: an invisible ray screen formed by invisible rays; a projection screen disposed in the vicinity of the invisible ray screen along the invisible ray screen; a projector device that projects an image onto the projection screen; a camera that detects reflected light of invisible rays by imaging the invisible ray screen; and the computer apparatus, wherein the projection screen is installed so that a part of the image projected onto the projection screen is outside angle of view of the camera, and the positioning program causes the computer apparatus to function as a locator that, in a case where a detection target object is caused to pass through the invisible ray screen, locate a passage position of the detection target object on the invisible ray screen, based on the reflected light of invisible rays detected by the camera. 1. A non-transitory computer-readable recording medium having recorded thereon a positioning program executed by a computer apparatus in a positioning system comprising:an invisible ray screen formed by invisible rays;a projection screen disposed in the vicinity of the invisible ray screen along the invisible ray screen;a projector device that projects an image onto the projection screen;a camera that detects reflected light of invisible rays by imaging the invisible ray screen; andthe computer apparatus,wherein the projection screen is installed so that a part of the image projected onto the projection screen is outside angle of view of the camera, andthe positioning program causes the computer apparatus to function as a locator that, in a case where a detection target object is caused to pass through the invisible ray screen, locate a passage position of the detection target object on the invisible ray screen, based on the reflected light of invisible rays detected by the camera.2. The non-transitory computer-readable recording medium having recorded ...

ROOM CAPTURE AND PROJECTION

Examples associated with room capture and projection are disclosed. One example includes an information management module that may maintain information regarding a virtual space and a first digital object within the virtual space. The first digital object may be associated with an artifact in a physical space. A room calibration module may map the virtual space to the physical space using sensors to detect attributes of the physical space. A capture module may record a modification to the artifact to be maintained by the information management module. A projection module may project a representation of a second digital object into the physical space. The representation may be projected based on a signal from the information management module. 1. An apparatus , comprising:an information management module to maintain information regarding a virtual space and a first digital object within the virtual space, where the first digital object is associated with an artifact in a physical space;a room calibration module to map the virtual space to the physical space using sensors to detect attributes of the physical space;a capture module to record a modification to the artifact to be maintained by the information management module; anda projection module to project, based on a signal from the information management module, a representation of a second digital object into the physical space.2. The apparatus of claim 1 , where the capture claim 1 , module comprises components to facilitate capture of one or more of claim 1 , audio claim 1 , video claim 1 , and still images associated with the artifact.3. The apparatus of claim 1 , where the information management module includes a data store claim 1 , and where the information management module maintains information regarding the virtual space and the first digital object in the data store.4. The apparatus of claim 1 , where the information management module maintains information regarding the virtual space and the first ...

RELATIONSHIP PRESERVING PROJECTION OF DIGITAL OBJECTS

Examples associated with relationship preserving projection of digital objects are disclosed. One example includes identifying suitable locations within a physical space for projection of digital objects. The digital objects may be stored in a virtual space. A representation of a first digital object from the virtual space may be projected onto a first suitable location in the physical space and a representation of a second digital object from the virtual space may be projected onto a second suitable location in the physical space. The first suitable location and the second suitable location may preserve a spatial relationship between the first digital object and the second digital object. 1. A method , comprising:identifying suitable locations within a physical space for projection of digital objects stored in a virtual space;projecting a representation of a first digital object from the virtual p e onto a first suitable location in the physical space; andprojecting a representation of a second digital object from the virtual space onto a second suitable location in the physical space;where the first suitable location and the second suitable location preserve a spatial relationship between the first digital object and the second digital object.2. The method of claim 1 , where the representation of the first digital object is distorted when the first digital object is projected to fit the representation of the first digital object to a size of the first suitable location.3. The method of claim 2 , where the representation of the first digital object is distorted by one of removing extraneous information from the representation of the first digital object and replicating extraneous information from the representation of the first digital object.4. The method of claim 1 , where projecting the representation of the first digital object facilitates one of manipulation of the first digital object and replaying previous manipulations of the first digital object.5. The ...

Projecting device

A projecting device includes a projector configured to project a projection image including a content image onto a projection surface; detectors configured to detect a target position at which the content image is to be projected; an image processor configured to generate the projection image; a driver configured to change an orientation of the projector in order to change a projection position of the projection image; and a controller configured to control the image processor to set a position of the content image included in the projection image in order to minimize a difference between a display position of the content image and the target position when an optical axis of the projector is orthogonal to the projection surface, and control the driver to set the orientation of the projector in order to project the projection image at the target position on the projection surface.

METHOD, APPARATUS, AND MANUFACTURE FOR A TRACKING CAMERA OR DETECTOR WITH FAST ASYNCHRONOUS TRIGGERING

An image projection device for displaying an image onto a remote surface. The image projection device employs a scanner to project image beams of visible light and tracer beams of light onto a remote surface to form a display of the image. The device also employs a light detector to sense at least the reflections of light from the tracer beam pulses incident on the remote surface. The device employs the sensed tracer beam light pulses to predict the trajectory of subsequent image beam light pulses and tracer beam light pulses that form a display of the image on the remote surface in a pseudo random pattern. The trajectory of the projected image beam light pulses can be predicted so that the image is displayed from a point of view that can be selected by, or automatically adjusted for, a viewer of the displayed image. 1one or more light sources;one or more sensors; anda memory that stores at least instructions; employing the one or more light sources to project the one or more images onto the one or more surfaces;', 'employing the one or more sensors to determine an area of focus for a user viewing the one or more images projected onto the one or more surfaces;', 'updating the one or more images based on the area of focus; and', 'employing the one or more light sources to project the one or more updated images onto the one or more surfaces based on the area of focus for the user., 'a processor device that executes the instructions that perform actions, comprising. A system for projecting one or more images onto one or more surfaces, comprising: This application is a Continuation application of U.S. Non-Provisional application, titled “METHOD, APPARATUS, AND MANUFACTURE FOR A TRACKING CAMERA OR DETECTOR WITH FAST ASYNCHRONOUS TRIGGERING,” Ser. No. 14/218,643, filed Mar. 18, 2014, now issued as U.S. Pat. No. 9,581,883 issued Feb. 28, 2017, which is a Continuation application of U.S. Non-Provisional application, titled “METHOD, APPARATUS, AND MANUFACTURE FOR A TRACKING ...

Projector and method for controlling projector

A projector including a light source apparatus, a modulation section, which functions as a light modulator that modulates light source light outputted from the light source apparatus, a projection system, which projects the modulated light modulated by the modulation section, and a focus adjusting section capable of adjusting the point where the modulated light is focused for each area of the modulated light. Defocus resulting from the shape of a projection surface and other factors can be suppressed, and an image can therefore be projected with the image brought into focus across a curved surface, an irregular surface, or any other surface.

Projection system, projector apparatus, and projection method

Provided is a projection system that easily and appropriately reduces the geometric distortion of the image projected on the projection plane. The projection circuitry 3 of the projection system 1000 projects a test image onto the projection plane. The three-dimensional shape measurement circuitry 4 measures the three-dimensional shape of the projection plane. The controller 200 generates a control signal. Based on the measured three-dimensional shape data, the projection image adjustment circuitry 1 performs correction processing and rotation processing on a test, in accordance with the control signal, such that the geometrical image distortion is reduced as viewed from the user's viewpoint.

ALIGNMENTS FOR A PROJECTION SYSTEM WITH A SHAPED PROJECTION SCREEN USING ALIGNMENT CONTENT

A projection system capable of projection alignment includes a projector, a shaped projection screen, an image sensor, and a processing unit. The projector is configured to project a series of alignment content to the shaped projection screen. The image sensor is configured to capture a series of projected alignment content. The processing unit is electronically coupled to the image sensor and configured to receive the series of captured alignment content and determine at least part of general boundary of the shaped projection screen based on the series of captured alignment content. 1. A projection system capable of projection alignment , comprising:a non-rectangular shaped projection screen,a projector configured to project a series of alignment content to the non-rectangular shaped projection screen, the projector having a projection area on the non-rectangular shaped projection screen,an image sensor configured to capture a series of projected alignment content, and a processing unit electronically coupled to the image sensor and configured to receive the series of captured alignment content and determine at least part of general boundary of the non-rectangular shaped projection screen based on the series of captured alignment content.2. The projection system of claim 1 , wherein at least some of the series of alignment content change along a first direction claim 1 , and wherein the at least part of general boundary of the non-rectangular shaped projection screen crosses the first direction.3. The projection system of claim 2 , wherein at least some of the series of alignment content change along a second direction different from the first direction claim 2 , and wherein the at least part of general boundary of the non-rectangular shaped projection screen crosses the second direction.4. The projection system of claim 1 , wherein the processing unit is further configured to adjust presentation content based on the at least part of the general boundary of the non ...

Optical system and device having optical system

An optical system ( 1 ) includes: a first lens system ( 10 ) that emits light ( 51 a ) of a visible light band incident from a light modulating device ( 60 ) side toward a projection side; and an optical device ( 30 ) that separates proximate light ( 52 b ), which is adjacent to the visible light band and is light of a non-visible light band that is incident on the first lens system ( 10 ) from the projection side, from an optical path ( 41 ) of the first lens system ( 10 ) and outputs toward an image pickup device ( 70 ) side.

IMAGE PROJECTION APPARATUS AND IMAGE PROJECTION METHOD

An image projection apparatus includes a projector including a light source and an image generator configured to use light emitted from the light source to generate a projection image while moving between a plurality of image generation positions; an illuminance detector configured to detect illuminance in an environment in which the image projection apparatus is disposed; a control amount setter configured to set a non-projection time based on the illuminance detected by the illuminance detector; and a projection controller configured to control the projector so as not to generate the projection image during the non-projection time, while the image generator is moving between the plurality of image generation positions. 1. An image projection apparatus comprising: a light source; and', 'an image generator configured to use light emitted from the light source to generate a projection image while moving between a plurality of image generation positions;, 'a projector includingan illuminance detector configured to detect illuminance in an environment in which the image projection apparatus is disposed;a control amount setter configured to set a non-projection time based on the illuminance detected by the illuminance detector; anda projection controller configured to control the projector so as not to generate the projection image during the non-projection time, while the image generator is moving between the plurality of image generation positions.2. The image projection apparatus according to claim 1 , wherein the control amount setter decreases the non-projection time as the illuminance detected by the illuminance detector increases claim 1 , and increases the non-projection time as the illuminance detected by the illuminance detector decreases.3. The image projection apparatus according to claim 1 , wherein the control amount setter controls a light quantity of the light source during a projection time in which the projection image is generated claim 1 , based on ...

PROJECTOR AND METHOD OF CONTROLLING PROJECTOR

A projector and a method of controlling the projector that may give information on suitability of a light source. A projector includes light sources, light modulators (liquid crystal panels) that modulate lights output from the light sources, a projection optical device that projects the lights modulated by the light modulators, a determination unit that determines whether or not a light source unadapted to a mounting position of the projector is attached, and an informing unit (display control unit) that, if a determination that the light source unadapted to the mounting position of the projector is attached is made by the determination unit, gives information in response to a determination result. 1. A projector comprising:a light source;a light modulator that modulates light output from the light source;a projection optical device that projects the light modulated by the light modulator;a determination unit that determines whether or not a light source unadapted to a mounting position of the projector is attached; andan informing unit that, if a determination that the light source unadapted to the mounting position is attached is made by the determination unit, gives information in response to a determination result.2. The projector according to claim 1 , further comprising a position detection unit that detects the mounting position claim 1 ,wherein the determination unit performs determination based on a detection result by the position detection unit.3. The projector according to claim 2 ,wherein the position detection unit has a gravity sensor.4. The projector according to claim 1 , further comprising a lighting control unit that claim 1 , if the determination that the light source unadapted to the mounting position of the projector is attached is made by the determination unit claim 1 , performs one of brightness reduction of the light source determined to be unadapted to the mounting position and turning off of power of the light source.5. The projector ...

Model-Adaptive Multi-Source Large-Scale Mask Projection 3D Printing System

A model-adaptive multi-source large-scale mask projection 3D printing system configured to conduct the following steps: projecting pure-color images of first and second colors having identical attributes, capturing an image of an overlapping portion and calculating height and width information of the overlapping portion; splitting a pre-processed slice and respectively recording width and height information of two slices resulting from the splitting and generating two gray scale images having identical attributes thereto; counting power values of identical positions of slices in different gray scale values, performing a further calculation to obtain a projection mapping function, using the projection mapping function as a basis for performing optimization on gray scale interpolation of the generated images; and fusing the processed gray scale images and the originally split two slices to obtain a mask projection 3D printing slice having a uniform shaping brightness, and forming a final product. 1. A model-adaptive multiple-projector large-scale mask projection 3D printing system comprising at least two projectors and configured to conduct the steps of:{'sub': 0', '0, 'Step 100: using the at least two projectors as a light-source for mask projection, and locating the projectors to be adjacent to each other so that there is an overlapped area between the projection areas of the projectors, wherein the two projectors project two images with the same property but with different pure colors, a first color and a second color, and the overlapped area between the projection areas of the projectors has a third color; then, using a camera to capture an image of the projection areas and the overlapped area, and analyzing the image using a computer, wherein the height and width of the overlapped area are denoted as Hand Wrespectively;'}{'sub': 0', '0', '1', '2', '1', '2', '1', '2', '1', '2', '3', '4, 'Step 200: determining the number of projectors to be used according to the ...

Projection Device, Projection Method And Projection Program

According to an illustrative embodiment, an information processing apparatus is provided. The apparatus is used for processing a first image projected toward a target. The apparatus includes a processing unit for detecting that an object exists between a projector unit and the target, wherein when an object exists between the projector unit and the target, the apparatus determines an area of the object and generates a modified first image, based on the area of the object, for projection toward the target. 1a processing unit for detecting that an object exists between a projector unit and the target,wherein when an object exists between the projector unit and the target, the apparatus determines an area of the object and generates a modified first image, based on the area of the object, for projection toward the target.. An information processing apparatus for processing a first image projected toward a target, the apparatus comprising: The present application is a continuation of U.S. application Ser. No. 16/146,132, filed Sep. 28, 2018, which is a continuation of U.S. application Ser. No. 15/629,059, filed Jun. 21, 2017, which is a continuation of U.S. application Ser. No. 14/940,254, filed Nov. 13, 2015, (U.S. Pat. No. 9,727,173) which is a continuation of U.S. application Ser. No. 13/428,414, filed Mar. 23, 2012 (U.S. Pat. No. 9,223,443), which claims priority from Japanese Patent Application No. JP 2011-075998 filed in the Japanese Patent Office on Mar. 30, 2011, the entire contents of which are hereby incorporated by reference herein.The present disclosure relates to a projection device, a projection method and a projection program suitable for being applied to, for example, a projector projecting images on a projection target member such as a screen or a wall.A projector is widely known in the related art as a projection device projecting images on a projection target member such as a screen or a wall (for example, refer to JP-A-2005-338379 (Patent Document 1 ...

Projection apparatus and projection method

A projection apparatus and a projection method are provided. The projection apparatus includes a projection device, a capturing image device, and a processing device. The capturing image device is configured to obtain an environmental image. The processing device is coupled to the projection device and the capturing image device. The processing device is configured to analyze the environmental image to provide at least one effective projection region. The processing device selects one of the at least one effective projection regions as a target projection region. The projection device is configured to project a projection image to the target projection region.

IMAGE GENERATION METHOD, IMAGE GENERATION SYSTEM, AND NON-TRANSITORY COMPUTER-READABLE STORAGE MEDIUM STORING PROGRAM

A processing device generates a marker image to use as a reference for correcting a shape of a projection image projected on a projection surface from a projector, takes a taken image of the projection surface using the imaging device from an imaging position different from an observation position from which the projection surface is observed, generates a parameter for reducing a distortion of the projection image based on the marker image included in the taken image, displays an area image representing a range wherein projection can be performed on the projection surface on the display device, disposes a video content at an indicating position in the area image with an input to the input device, generates an original image including the video content, and corrects the original image thereby generating an input image for input to a projector configured to project the projection image. 1. An image generation method comprising:generating a marker image to use as a reference for correcting a shape of a projection image projected on a projection surface;projecting the marker image on the projection surface from a projector;taking a taken image of the projection surface using an imaging device from an imaging position different from an observation position from which the projection surface is observed;generating a parameter for reducing a distortion of the projection image observed from the observation position based on the marker image included in the taken image;displaying an area image representing a range in which projection can be performed on the projection surface on a display device in accordance with the parameter;disposing a video content at an indicating position indicated by a user in the area image;generating an original image including the video content; andcorrecting the original image in accordance with the parameter to thereby generate an input image for input to a projector configured to project the projection image.2. The image generation method ...

Laser projection display system

A laser projection display system that executes, by swinging a scan mirror, scanning with laser light of multiple colors in accordance with image signals, thereby displaying an image in accordance with the image signals, includes: a timing adjustment unit that divides temporally a display period during which the image signals are displayed and a light emission period for intensity detection to detect the intensity of the laser light; a laser light source that generates the laser light of the multiple colors; a laser light source driving unit that drives the laser light source in synchronization with a signal from the timing adjustment unit; and a scan mirror driving unit including: a first scanning means that executes scanning in a first direction in response to synchronization signals according to the image signals, with laser light generated by the laser light source through the scan mirror.

Resonant MEMS Mirror Parameter Estimation

A resonant scanning mirror includes a sensor to provide position information. A parameter estimation circuit estimates parameters from the position information. The parameter estimation circuit includes wideband analog circuits that have poles far removed from the resonant frequency of the scanning mirror. The parameter estimation circuit also includes an analog-to-digital converter that samples at a high sample rate, and digital filters that exhibit near perfect linearity. 1. A scanning laser projector comprising:at least one source of laser light;a scanning mirror to reflect the laser light, the scanning mirror having a position sensor to provide a position feedback signal in response to movement of the scanning mirror at a resonant frequency; anda parameter estimation circuit to predict a position of the scanning mirror between zero crossings of the position feedback signal, the parameter estimation circuit including a resonant analog anti-aliasing filter having a 3 dB bandwidth of at least ten times the resonant frequency of the scanning mirror, an analog-to-digital converter, and a digital filter chain to isolate spectral content at the resonant frequency of the scanning mirror.2. The scanning laser projector of wherein the analog anti-aliasing filter has a 3 dB bandwidth at least 30 times the resonant frequency of the scanning mirror.3. The scanning laser projector of further comprising a unity gain wideband buffer coupled between the position sensor and the analog anti-aliasing filter.4. The scanning laser projector of claim wherein the digital filter chain comprises a digital anti-aliasing filter.5. The scanning laser projector of wherein the digital filter chain further comprises a digital down-sampler claim 4 , a digital bandpass filter claim 4 , and a digital up-sampler.6. The scanning laser projector of further comprising a zero crossing estimator responsive to the digital filter chain.7. The scanning laser projector of further comprising a peak ...

Video display device and video display method

A video display device includes: a receiver receiving video information including a bit string which defines a gradation value of an input image with a first frame rate; a video generator generating output images including multiple frames corresponding to a one-frame input image, based on the received video information; and a display displaying the generated output images for each frame at a second frame rate higher than the first frame rate. The bit string includes an upper bit, a middle bit, and a lower bit which are arranged in descending order therein. The upper bit corresponds to a number of gradations per frame of the output images. The video generator varies the gradation value among multiple frames in the output images according to the middle bit of the input image, and performs spatial dithering to correct the output images according to the lower bit of the input image.

Projector, projection method, image processing system, and method

The present disclosure relates to a projector, a projection method, an image processing system, and a method that make it possible to realize hand shake correction. A projection imaging apparatus includes a geometric correction section, a corresponding point detection section, a posture estimation section, a screen reconfiguration section, a projector, and a camera. An input video is input to the geometric correction section. The projector houses an IMU (inertial measurement apparatus) and a delay compensation circuit. For example, the present disclosure can be applied to the projection imaging apparatus that projects an image by using the projector, captures the image projected by the projector, and performs correction.

METHOD AND APPARATUS FOR COMPENSATING FOR COLOR SEPARATION OF IMAGE IN A LASER PROJECTOR-BASED HOLOGRAPHIC HEAD-UP 3 DISPLAY

An apparatus and method for compensating for color separation of an image in a holographic head-up display (HUD), caused by a change in characteristics such as a temperature or wavelength of a laser projector. An apparatus () for compensating for color separation of an image in a HUD includes a GPU (); a video signal inputter (); a temperature sensor (); a controller (); a memory (); a panel driving unit () for outputting an image to a panel (); a laser diode driving unit () for driving R, G, and B laser diodes (), (), and (); a lens (), and a screen (). Accordingly, an image, the quality of which is degraded due to color separation of an image, may be improved. 1. An apparatus for compensating for color separation of an image in a head-up display (HUD) to process image information to be output through the HUD using a laser diode , the apparatus comprising:a memory configured to store a table of correction values for an amount of movement of an image with relation to a change of characteristics of the laser diode;a sensor configured to monitor the change of the characteristics of the laser diode;a unit configured to determine a correction value for an amount of movement of an image with relation to the change of the characteristics of the laser diode, which is monitored by the sensor, on the basis of the table; anda unit configured to divide image information to be output to the HUD into a red (R) image, a green (G) image and a blue (B) image, change positions of the R, G and B images according to the determined correction value, and combine the resultant R, G, and B images.2. The apparatus of claim 1 , wherein the change of the characteristics of the laser diode comprises a temperature change of the laser diode claim 1 , andthe sensor configured to monitor the change of the characteristics of the laser diode comprises a temperature sensor configured to measure a temperature of the laser diode.3. The apparatus of claim 1 , wherein the change of the characteristics ...

PROJECTOR CAPABLE OF DETERMINING HOW A MOVING OBJECT INTERACTS WITH A PROJECTED IMAGE

A projector that projects a visible image as well as a non-visible image. The non-visible image might be used for any purpose, but an example is in order to provide depth information regarding physical item(s) interacting with the projected visible image. The projector includes multiple projecting units (e.g., one for each pixel to be displayed), each including light-emitting elements configured to emit light in the visible spectrum. Some or all of those projecting units might also include an emitting element for emitting light in the non-visible spectrum so as to collectively emit a non-visible image. Optics may be positioned to project the visible image and the non-visible image. A depth sensing module detects depth of surfaces within the scope of the non-visible image using a reflected portion of the non-visible image. Methods for projecting an image are also disclosed. 1. A projector , comprising:at least one projecting unit capable of projecting a visible image and a non-visible image, the non-visible image comprising a pattern superimposed with the visible image;a camera capable of capturing a reflected portion of the non-visible image, including a portion of the pattern reflected by a moving object over the visible image, the camera also capable of generating image signals corresponding to the portion of the pattern reflected by the moving object; anda processing module capable of receiving the image signals from the camera and of determining how the moving object interacts with the visible image by processing the image signals.2. The projector of claim 1 , wherein the at least one projecting unit is capable of emitting red light claim 1 , green light claim 1 , and blue light.3. The projector of claim 1 , wherein the at least one projecting unit is capable of emitting infra-red light.4. The projector of claim 1 , wherein the at least one projecting unit includes a plurality of light-emitting diodes.5. The projector of claim 1 , further comprising mechanical ...

System and method for geometric warping correction in projection mapping

A system and method for geometric warping correction in projection mapping is provided. A lower resolution mesh is applied to A mesh model, at least in a region of the mesh model misaligned with a corresponding region of a real-world object. One or more points of the lower resolution mesh are moved. In response, one or more corresponding points of the mesh model are moved to increase alignment between the region of the mesh model and the corresponding region of the real-world object. An updated mesh model is stored in a memory. And one or more projectors are controlled to projection map images corresponding to the updated mesh model onto the real-world object.

Transparent screen, projection system, and method of controlling transparent screen

A transparent screen which displays an image projected from a projector. The transparent screen includes a display panel including a diffusion film which diffuses projection light from the projector, and a tinted film which is disposed to be remoter from the projector than the diffusion film is and has a transmittance which is variable. The transparent screen includes a controller which performs control to decrease the transmittance of the tinted film when an illuminance of a site where the transparent screen is installed is equal to or higher than a first threshold, and performs control to increase the transmittance of the tinted film when the illuminance is equal to or lower than a second threshold lower than the first threshold.

Automatic Alignment of a Contrast Enhancement System

An apparatus and method for insuring the proper alignment of a detected vein pattern and a projected vein pattern are disclosed. The apparatus enhances the visual appearance of veins so that an error that can lead to improper patient care or injury can be avoided.

TRI-SURFACE IMAGE PROJECTION SYSTEM AND METHOD

Digitally acquiring digital media content using a computer model simulation of a real venue in which the digital content is to be shown. Frontally projecting content from a virtual center of the simulated venue, the real venue having a frontal screen and two side screens. Digitally capturing the frontally projected digital media content from a view that a real frontal projector and two real side projectors would have in real life in order to “bake in” a warped transformation of the frontally projected digital media content. Projecting the warped, transformed frontally projected content through a frontal digital projector and two side digital projectors in the real venue, thus completing an illusion of a “cinematic window” of the digital media content in the real venue. Controlling the digital projectors using a digital server to feed the three digitally captured, warped media streams synchronously to the front, left and right digital projectors. 1. A method comprising:digitally acquiring digital media content;creating a simulated venue using a computer model simulation of a real venue in which the digital content is to be played, and frontally projecting visual portions of the digital media content from a virtual center of the simulated venue onto a virtual frontal screen, a virtual left side screen, and a virtual right side screen, thereby electronically baking forced perspective images onto the virtual side screens;digitally capturing, using virtual frontal, virtual left side and virtual right side cameras, the electronically baked forced perspective images of the frontally projected visual digital media content from a point of view that a real frontal digital cinema projector and each of two real oppositely positioned side digital cinema projectors would have in the real venue;projecting the digitally captured, electronically baked forced perspective images of the frontally projected visual digital media content through the real frontal digital cinema projector ...

VIRTUAL SPACE CALIBRATION

Examples associated with virtual space calibration are disclosed. One example includes calibrating a first physical space to a virtual space in response to a first signal received from a first device in the first physical space. A second physical space is calibrated to the virtual space in response to a second signal received from a second device in the second physical space. The second device is controlled to project, into the second physical space, a representation of a first artifact from the first physical space. The representation of the first artifact is projected into the second physical space based on the calibration of the first physical space to the virtual space, and based on the calibration of the second physical space to the virtual space. 1. A method , comprising ,calibrating a first physical space to a virtual space in response to a first signal received from a first device in the first physical space;calibrating a second physical space to the virtual space in response to a second signal received from a second device in the second physical space;controlling the second device to project, into the second physical space, a representation of a first artifact from the first physical space;where the representation of the first artifact is projected into the second physical space based on the calibration of the first physical space to the virtual space and based on the calibration of the second physical space to the virtual space.2. The method of claim 1 , comprising controlling the first device to project claim 1 , into the first physical space claim 1 , a representation of a second artifact from the second physical space claim 1 , where the representation of the second artifact is projected into the first physical space based on the calibration of the first physical space to the virtual space and on the calibration of the second physical space to the virtual space.3. The method of claim 1 , comprising storing a first digital object associated with the ...

APPARATUS AND METHODS FOR BRINGING AN OBJECT TO LIFE

This disclosure relates to apparatus and methods for bringing an object to life using a projection apparatus. An object may be augmented with a projected image by detecting a landmark associated with the object, determining a modified version of an image to compensate for an orientation of the projection apparatus to the landmark, and implementing a light generated by the projection apparatus to project the modified version of the image on a surface of the object, 1. A projection apparatus comprising:a housing;a light source carried by the housing, the light source configured to generate and project light on a surface of an object;an image sensor carried by the housing, the image sensor configured to generate visual output signals conveying visual information within a field of view of the image sensor;an orientation sensor carried by the housing, the orientation sensor configured to generate orientation output signals conveying orientation information of the housing; detect a landmark within the field of view of the image sensor based on the visual output signals, the landmark being associated with the object;', 'select an image based on the landmark;', 'determine a modified version of the image based on the visual output signals and/or the orientation output signals to compensate for an orientation of the housing relative to the landmark; and', 'implement the light generated by the light source to project the modified version of the image on the surface of the object., 'one or more processors carried by the housing, the one or more processors configured by machine readable instructions to2. The projection apparatus of claim 1 , further comprising an audio output carried by the housing claim 1 , wherein the one or ore processors are further configured to effectuate operation of the audio output to generate audio based on the image.3. The projection apparatus of claim 2 , wherein the audio generated by the audio output is binaural audio that seems to originate from ...

VEHICLE MOUNTED LASER PROJECTOR

This invention relates to a method of projecting laser light onto a road surface from a vehicle. It also relates to an apparatus for projecting laser light onto a road surface from a vehicle. Said apparatus may be a stand-alone device mounted on a vehicle, or it may be integrally formed with a vehicle. 1. A laser projector comprising:a power source;a laser light source;a diffractive optical element; andvehicle attachment means,wherein, in use, the laser projector is attached to a vehicle via the vehicle attachment means, and the laser light source produces a beam of laser light which passes through the diffractive optical element to produce an image on a surface external to the vehicle.2. A laser projector according to claim 1 , wherein the laser projector comprises a speedometer.3. A laser projector according to claim 1 , wherein the laser projector is connected to a speedometer of the vehicle.4. A laser projector according to or claim 1 , wherein the laser projector is configured only to produce a beam of light where the measured speed is below a threshold speed.5. A laser projector according to any of or claim 1 , wherein laser projector is configured only to produce a beam of light where the measured speed is above a threshold speed.6. A laser projector according to claim 1 , wherein the laser projector comprises means for sensing the amount of ambient light.7. A laser projector according to claim 6 , wherein the laser projector is configured to adjust the power of the laser light source to compensate for the sensed amount of ambient light.8. A laser projector according to claim 1 , wherein the laser projector comprises proximity-sensing means.9. A laser projector according to claim 8 , wherein the laser projector is configured to switch off the laser light source if the proximity-sensing means senses that an object is too close to the vehicle.10. A laser projector according to or claim 8 , wherein the laser projector is configured to switch off the laser light ...

Screen, projection system and focusing method

A screen, a projection system and a focusing method are provided. The screen is used for presenting a projected image and it includes a screen body, a photosensitive detector and a processor. The photosensitive detector is on a projection surface of the screen body for collecting a gray level of the image presented on the screen body. The processor is for obtaining description information of the image according to the gray level of the image collected by the photosensitive detector, the description information of the image indicating definition of the projected image.

Projection-type video image display apparatus

A projection-type video image display apparatus measures quantity of light of a plurality of light sources by maintaining illuminance distribution of an illumination luminous flux. The apparatus includes R, B and G light sources, and a mirror configured to reflect white light obtained by synthesizing the light rays emitted from the respective light sources while making the white light pass through the mirror based on predetermined transmittance characteristics. An illuminance sensor disposed on the mirror's back surface and configured to measure quantity of light for each color of the white light which passed through the mirror, and a controller adjusts an amount of light emission of the light source of each color based on the quantity of light measured. The mirror allows the transmittance characteristics of each light transmittance in the center wavelengths of the R and B lights sources to be larger than those of the G light source.

PROJECTION SYSTEM

A projection system includes an invisible light projector, an imaging unit, an image generator, and a visible light projector. The invisible light projector projects a predetermined invisible light image onto the object via invisible light. The imaging unit captures an image of the invisible light projected from the invisible light projector. The image generator measures a shape of the object based on the image captured by the imaging unit to generate image data showing image content for projection onto the object in accordance with the measured shape. The visible light projector projects the image content shown by the image data onto the object via visible light. The invisible light projector emits pulsed invisible light to project the measurement pattern. The image generator generates the image data based on an image captured in accordance with a timing for the pulsed light emission. 1. A projection system comprising:a first projector that projects a light of a first wavelength onto an object;an imaging device that captures an image formed by the light of the first wavelength projected from the first projector;an image generator that measures a position of the object based on the image captured by the imaging device to generate image data indicating a projection image in accordance with the measured position;a second projector that projects the projection image indicated by the image data by using a light of a second wavelength different from the first wavelength,wherein the first projector emits pulsed light of the first wavelength with a pulse width being smaller than one frame period of the projected image by the second projector, and an amount of the pulsed light emitted for a duration of the pulse width being larger than an amount of the light of the second wavelength emitted by the second projector for the same duration, andthe image generator generates the image data based on an image captured in accordance with a timing of the pulsed light emission.2. The ...

IMAGE PROCESSING APPARATUS AND METHOD

There is provided an image processing apparatus and method that realize corresponding point detection during content viewing while keeping cost increase to a minimum. A pattern image including a given pattern is superimposed on any one of a plurality of subframes corresponding to a frame, each subframe is sequentially projected onto a projection section, a capture section is caused to capture the projected subframe image, projected by the projection section, on which the pattern image has been superimposed in synchronism with the projection control, and corresponding points between the projected image and a captured image are detected on the basis of the pattern image included in the captured image acquired as a result of capture by the capture section, in accordance with the capture control. The present disclosure is applicable, for example, to an image processing apparatus, projection apparatus, capture apparatus, projection/capture apparatus, control apparatus, projection/capture system, and so on. 1. An image processing apparatus comprising:a projection control section adapted to superimpose a pattern image including a given pattern on any one of a plurality of subframe images corresponding to a frame and sequentially project each subframe image onto a projection section;a capture control section adapted to cause a capture section to capture the projected subframe image on which the pattern image has been superimposed in synchronism with the projection control performed by the projection control section; anda corresponding point detection section adapted to detect corresponding points between the projected and captured images on a basis of the pattern image included in a captured image acquired as a result of capture by the capture section under control of the capture control section.2. The image processing apparatus of claim 1 , whereineach of the plurality of subframe images corresponding to the frame is an image having a given color component of the frame ...

PROJECTION SYSTEM AND IMAGE UNIFORMITY COMPENSATION METHOD THEREOF

A projection system and an image uniformity compensation method thereof are provided. The method includes the following steps. A test image is projected onto a projection surface by a projection device. When the test image is projected, a plurality of color measurement devices is used to perform measurement on the projection surface to acquire a plurality of test color data corresponding to a plurality of measurement positions respectively. An estimated image is established by using the plurality of test color data. Uniformity compensation information of each pixel is updated according to a target value and each piece of pixel information of the estimated image. An initial image is compensated according to the uniformity compensation information to generate a uniformized image, which is then projected by the projection device. 1. An image uniformity compensation method for a projection system , the projection system comprising a projection device , the method comprising:projecting, by the projection device, a test image onto a projection surface;when the test image is projected, performing, by a plurality of color measurement devices, measurement on the projection surface to acquire a plurality of test color data corresponding to a plurality of measurement positions respectively;establishing an estimated image by using the plurality of test color data;updating uniformity compensation information of each pixel according to a target value and each piece of pixel information of the estimated image; andcompensating an initial image according to the uniformity compensation information to generate a uniformized image, and projecting, by the projection device, the uniformized image.2. The image uniformity compensation method according to claim 1 , further comprising:projecting, by the projection device, an original test image corresponding to a test luminance onto the projection surface;when the original test image is projected, performing, by the plurality of color ...

ANGLE-OF-VIEW TESTING METHOD, DEVICE AND SYSTEM FOR A PROJECTION DISPLAY DEVICE

An angle-of-view testing method for a projection display device, including setting a reference viewpoint at a same side as a reflective surface associated with the projection display device, setting a metrical marker plate with a metrical marker at another side opposite to the reflective surface at a first distance from the reference viewpoint, projecting a testing picture onto the reflective surface by the projection display device, where light of the testing picture is reflected by the reflective surface toward the reference viewpoint, such that a projected image as a virtual image of the testing picture is observed at the reference viewpoint as being projected onto the metrical marker plate, determining the coverage of the projected image with respect to the metrical marker of the metrical marker plate, and determining an angle of view of the projection display device based on the determined coverage. 1. An angle-of-view testing method for a projection display device , comprising:setting a reference viewpoint at a same side as a reflective surface associated with the projection display device;setting a metrical marker plate with a metrical marker at another side opposite to the reflective surface at a first distance from the reference viewpoint;projecting a testing picture onto the reflective surface by the projection display device, wherein light of the testing picture is reflected by the reflective surface toward the reference viewpoint, such that a projected image as a virtual image of the testing picture is observed at the reference viewpoint as being projected onto the metrical marker plate;determining a coverage of the projected image with respect to the metrical marker of the metrical marker plate; anddetermining an angle of view of the projection display device based on the determined coverage.2. The angle-of-view testing method as claimed in claim 1 , further comprising:setting an image acquisition device at the reference viewpoint, utilizing the image ...

Image projection apparatus

An image projection apparatus that can be attached to a vehicle and can be effectively utilized for acquisition of road surface condition information, detection of a hidden vehicle, and the like is provided. The image projection apparatus that projects an image includes: an acquisition unit that acquires information related to a vehicle; an image projection unit that projects an image based on the information acquired by the acquisition unit; and imaging means that acquires an image outside the vehicle, the image projection unit projects light in a wavelength band centered on a wavelength of 1.4 μm, and the imaging means provides the information related to the vehicle by imaging an image projected based on the light in the wavelength band centered on the wavelength of 1.4 μm.

Projection Screen, Remote Control Terminal, Projection Device, Display Device, Projection System and Remote Control Method for Projection System

The projection screen includes signal lines, photosensitive sensors and a signal processor. The photosensitive sensor is configured to sense a light beam for determining a remote control region from a remote control terminal. The signal line is configured to transmit to the signal processor the sensing signal generated by the photosensitive sensor after sensing the light beam. The signal processor is configured to determine position information about a position irradiated by the light beam. The display device can determine the remote control region in accordance with the position information determined by the signal processor about the position irradiated by the light beam, and receive an operation command from a command key of the remote control terminal so as to perform a remote control operation. 1. A projection screen , comprising signal lines arranged in a crosswise manner , photosensitive sensors electrically connected to the signal lines , and a signal processor for receiving sensing signals from the signal lines , wherein ,the photosensitive sensor is configured to sense a light beam for determining a remote control region emitted from a remote control terminal;the signal line is configured to transmit to the signal processor the sensing signal generated by the photosensitive sensor after sensing the light beam; andthe signal processor is configured to determine position information about a position irradiated by the light beam sensed by the photosensitive sensor in accordance with the sensing signal from the signal line, and transmit the position information to a designated device.2. The projection screen according to claim 1 , wherein the designated device comprises a display device and/or a projection device claim 1 , and the signal processor is configured to transmit the position information to the designated device claim 1 , so that the designated device determines the remote control region in accordance with the position information.3. The projection ...

METHOD, APPARATUS, AND MANUFACTURE FOR A TRACKING CAMERA OR DETECTOR WITH FAST ASYNCHRONOUS TRIGGERING

An image projection device for displaying an image onto a remote surface. The image projection device employs a scanner to project image beams of visible light and tracer beams of light onto a remote surface to form a display of the image. The device also employs a light detector to sense at least the reflections of light from the tracer beam pulses incident on the remote surface. The device employs the sensed tracer beam light pulses to predict the trajectory of subsequent image beam light pulses and tracer beam light pulses that form a display of the image on the remote surface in a pseudo random pattern. The trajectory of the projected image beam light pulses can be predicted so that the image is displayed from a point of view that can be selected by, or automatically adjusted for, a viewer of the displayed image. 1one or more light sources;one or more sensors;a memory that stores at least instructions; and{'claim-text': ['employing the one or more light sources to project the one or more images onto the one or more surfaces;', 'employing the one or more sensors to determine a vantage point of an area of focus for a user viewing one or more perspectives of the one or more images projected onto the one or more surfaces;', 'updating a viewing angle of the one or more perspectives of the one or more images based on the determined vantage point of the area of focus for the user and one or more adjustments to corresponding intensities of the one or more light sources; and', 'employing the one or more updated intensity adjustments to the light sources to project the one or more updated images onto the one or more surfaces based on the determined vantage point of the area of focus for the user.'], '#text': 'one or more processor devices that execute the instructions that perform actions, comprising:'}. A system for projecting one or more images onto one or more surfaces, comprising: This application is a Continuation application of U.S. Non-Provisional application, ...

PROJECTION DEVICE, PROJECTION CONTROL SYSTEM, AND PROJECTION CONTROL METHOD

Provided is a projection device, comprising a light-emitting apparatus, a spatial light modulator, a pixel shifting apparatus, a projection lens, and a control processor; the light-emitting apparatus comprises an excitation light source, a colored-light generating apparatus, and a drive apparatus; the control processor is separately connected to the drive apparatus, the light source, the spatial light modulator, and the pixel shifting apparatus, and is used for: controlling the frequency of periodic motion of the drive apparatus; while the drive apparatus moves the conversion area of the colored-light generating apparatus to pass across the position illuminated by the excitation light, shutting off the light source or controlling the spatial light modulator to enter a non-projecting state. No light passes through the pixel shifting apparatus when it is changing states, thus it is prevented from affecting the contrast. Also provided are a projection control system and a projection control method. 1. A projection device , comprising:an image light generating device, for generating an image light for forming a projected image;a pixel shifting device, disposed on a transmission path of the image light generated by the image light generating device, the pixel shifting device being configured to switch its state between a first state and a second state, wherein a first projected image formed after the image light passes through the pixel shifting device when the pixel shifting device is in the first state and a second projected image formed after the image light passes through the pixel shifting device when the pixel shifting device is in the second state are shifted with respect to each other; anda control processor, respectively coupled to the image light generating device and the pixel shifting device, wherein the control processor controls the pixel shifting device to perform a switching of state, and during a time interval when the pixel shifting device performs the ...

Projection Device, Projection Method And Projection Program

According to an illustrative embodiment, an information processing apparatus is provided. The apparatus is used for processing a first image projected toward a target. The apparatus includes a processing unit for detecting that an object exists between a projector unit and the target, wherein when an object exists between the projector unit and the target, the apparatus determines an area of the object and generates a modified first image, based on the area of the object, for projection toward the target. 1a processing unit for detecting that an object exists between a projector unit and the target,wherein when an object exists between the projector unit and the target, the apparatus determines an area of the object and generates a modified first image, based on the area of the object, for projection toward the target.. An information processing apparatus for processing a first image projected toward a target, the apparatus comprising: The present application is a continuation of U.S. application Ser. No. 15/629,059, filed Jun. 21, 2017, which is a continuation of U.S. application Ser. No. 14/940,254, filed Nov. 13, 2015, (U.S. Pat. No. 9,727,173) which is a continuation of U.S. application Ser. No. 13/428,414, filed Mar. 23, 2012 (U.S. Pat. No. 9,223,443), which claims priority from Japanese Patent Application No. JP 2011-075998 filed in the Japanese Patent Office on Mar. 30, 2011, the entire contents of which are hereby incorporated by reference herein.The present disclosure relates to a projection device, a projection method and a projection program suitable for being applied to, for example, a projector projecting images on a projection target member such as a screen or a wall.A projector is widely known in the related art as a projection device projecting images on a projection target member such as a screen or a wall (for example, refer to JP-A-2005-338379 (Patent Document 1)). The projector is used in various fields as it can realize a large screen with a ...

3d-mapped video projection based on on-set camera positioning

The techniques described herein relate to front and/or rear projection of a rendered three-dimensional (3D) environment image with real-time perspective correction for on-set camera movement for any projection surface contour. In one particular embodiment, a position of an on-site front or rear projection surface is determined by a device, and the device maps a position and angle of an on-site camera in relation to the on-site projection surface. By then correlating the camera mapping to a corresponding position and angle of a virtual camera within a mapped 3D reference environment, the techniques herein can render a projection image to project onto the on-site projection surface based on a 3D perspective of the virtual camera correlated within the 3D reference environment. In another embodiment, a shape of the on-site projection surface may be determined, such that rendering the projection image is also based on the shape.

SYSTEMS, DEVICES, AND METHODS FOR LASER PROJECTORS

Laser safety systems, devices, and methods for use in laser projectors are described. A laser projector includes any number of laser diodes that each emit laser light, a shared laser diode power source, a photodetector to detect a power/intensity of a portion of the laser light, a beam splitter to direct a first portion of the light towards the photodetector and a second portion of the light towards an output on the projector, and a laser safety circuit responsive to signals from the photodetector. The laser safety circuit selectively electrically couples/uncouples the laser diodes from the power source depending on the power/intensity of the laser light detected by the photodetector. Particular applications of the laser safety systems, devices, and methods in a wearable heads-up display are described. 1. A laser projector comprising:at least one laser diode;a power source;a photodetector responsive to laser light output by the at least one laser diode;a beam splitter positioned and oriented to direct a first portion of laser light from the at least one laser diode along a first optical path towards the photodetector and a second portion of laser light from the at least one laser diode along a second optical path towards an output of the laser projector; anda laser safety circuit communicatively coupled to the photodetector and responsive to signals therefrom, the laser safety circuit comprising a switch that mediates an electrical coupling between the power source and the at least one laser diode, wherein in response to a signal from the photodetector indicative that a power of the laser light output by the at least one laser diode exceeds a threshold, the switch interrupts a supply of power to the at least one laser diode from the power source.2. The laser projector of wherein the laser safety circuit further includes a latch that is communicatively coupled to the photodetector and to the switch claim 1 , and wherein:a state of the latch is responsive to signals ...