Matches 1 - 49 out of 49


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US20140022463 PROJECTOR AND CONTROL METHOD THEREFOR  
A projector can be easily attached by mounting a connecting unit to a socket for illumination in an ordinary home. Since the projector includes a communication unit configured to receive an...
US20130148037 PROJECTION DISPLAYS  
A locally dimmed display has a spatial light modulator illuminated by a light source. The spatial light modulator is illuminated with a low resolution version of a desired image. The illumination...
US20090109350 PROJECTOR AND CONTROL METHOD FOR THE SAME  
A projector that includes: a light source; a light-on/off unit that turns on or off the light source; a recording medium reproduction unit that reproduces information recorded on a recording...
US20150264787 DISCHARGE LAMP DRIVING DEVICE, LIGHT SOURCE DEVICE, PROJECTOR, AND DISCHARGE LAMP DRIVING METHOD  
A discharge lamp driving device includes: a discharge lamp driving unit that supplies a driving current for driving a discharge lamp to the discharge lamp; and a control unit that controls the...
US20150264786 DISCHARGE LAMP DRIVING DEVICE, LIGHT SOURCE DEVICE, PROJECTOR, AND DISCHARGE LAMP DRIVING METHOD  
A discharge lamp driving device includes: a discharge lamp driving unit that supplies a driving current to the discharge lamp; and a control unit that controls the discharge lamp driving unit. The...
US20080192153 Projection Apparatus  
A projection apparatus is specified, comprising a light modulator having a light receiving region with a cross-sectional area to be illuminated of the size AM and a maximum acceptance angle a for...
US20090244407 Image display device  
An image display device includes an optical scanning part, a drive control part which supplies an electric current to lasers, and a light detecting part. The drive control part supplies an...
US20070229720 Structure for Mounting a Light Engine in a Projection Display  
A projection display is described having two structural support arms for mounting the projection display on a stand or on a bracket. A light engine generates a light pattern to be displayed by the...
US20090219493 PROJECTION TYPE DISPLAY APPARATUS AND METHOD OF CONTROLLING THE SAME  
According to one embodiment, a projection type display apparatus, which modulates a laser beam generated from a laser beam generating element according to an input video signal and projects the...
US20080252795 System and method for improving image quality by synchronizing display modulation with light source pulses  
A method for synchronizing a light source control signal with modulation of a display includes the steps of receiving a video signal including a synchronization signal (e.g., a Vsync signal) and...
US20110025930 Integrated Photonics Module and Devices Using Integrated Photonics Modules  
An integrated photonics module includes at least one light source and a MEMS scanner coupled to and held in alignment by an optical frame configured for mounting to a host system. According to...
US20150124175 TWO-STAGE LIGHT MODULATION FOR HIGH DYNAMIC RANGE  
An imaging apparatus for two-stage light modulation in high-definition digital projection or cinema can include two light modulators. Each light modulator can include a multi-chip imaging system...
US20140204280 LIGHT ENGINE AND REAR PROJECTION TELEVISION  
A light engine includes a light source module, an optical assembly, a collimating lens, and a reflecting lens. The optical assembly includes a light inlet and a light outlet communicating with the...
US20070153135 Device for reducing power consumption in display system using diffractive optical modulator  
Disclosed herein is a device for reducing power consumption in a display system using a diffractive optical modulator. The device includes a video input unit for receiving video signals, a noise...
US20090040398 Apparatus and method for projection image  
When it is estimated that first average brightness of image information of a projection image is under second average brightness of image information of a source image having a single spatial...
US20080165329 Projection Type Display Apparatus and Optical Unit  
In a projection type display apparatus using plural light sources, an optical unit including plural light sources, a first collimator lens, an optical coupling lens, an image display element and a...
US20110267550 OFF-STATE LIGHT BAFFLE FOR DIGITAL PROJECTION  
A light modulation assembly for a digital projection apparatus comprising: a solid-state light source that provides an illumination beam; a spatial light modulator having a plurality of tiltable...
US20080136977 PROJECTION DISPLAY  
A projection display uses a light modulating device to modulate, in accordance with image data, light radiated from a light source, project the modulated light onto a screen, and display an image....
US20080291343 ILLUMINATING APPARATUS AND PROJECTION IMAGE DISPLAY APPARATUS  
An illuminating apparatus comprises a light source and an optical system for guiding the light from the light source to an imager such as a liquid crystal panel. The optical system has an optical...
US20140368746 PROJECTOR  
A projector includes a lamp, a ballast, an aperture member including light-blocking plates, a light-blocking plate driving motor, a control section, a light modulation device, and a projection...
US20080158441 Image display apparatus and image display method  
An image display apparatus has a light valve that spatially modulates light emitted by a light source according to a gamma-corrected video signal consisting of successive video fields, by...
US20080266468 OPTICALLY ENHANCED IMAGE SEQUENCES  
Enhanced image sequences are provided by a high resolution imaging system (HRIS) for generating an enhanced image, where the system includes a device for outputting an image sequence including a...
US20150124176 Enhanced Global Dimming for Projector Display Systems  
Projector display systems comprising a light dimmer and first modulator are disclosed. The light dimmer may comprise an adjustable iris, adjustable light sources and/or LCD stack that is capable...
US20150138446 Compact Optical Projection Apparatus  
A compact optical projection apparatus. An apparatus for light projection includes at least one illumination device; a cover prism including a curved surface positioned to receive illumination...
US20150172591 PROJECTOR AND METHOD OF CONTROLLING PROJECTOR  
A projector that displays an image based on image data, includes a light source; a modulation unit that modulates light which is emitted from the light source based on the image data; and a...
US20140327835 High Efficiency Laser Modulation  
A scanning laser projector drives laser light sources with waveforms for higher efficiency. Optical light power values for pixels are mapped to amplitude/duration pairs. Laser diodes are driven...
US20140285726 METHOD AND APPARATUS FOR INCREASING EFFECTIVE CONTRAST RATIO AND BRIGHTNESS YIELDS FOR DIGITAL LIGHT VALVE IMAGE PROJECTORS  
A method and apparatus for increasing the effective contrast ratio and brightness yields for digital light valve image projectors using a variable luminance control mechanism (VLCM), associated...
US20140111703 SYSTEMS AND METHODS FOR CONTROLLING SCANNING MIRRORS FOR A DISPLAY DEVICE  
Certain embodiments described herein relate to a scanning controller configured produce a horizontal (H) and vertical (V) scanning control signal that is used to control a bi-axial scanning mirror...
US20100238141 PROJECTION DISPLAY APPARATUS, WRITING/DRAWING BOARD, AND PROJECTION SYSTEM  
A projection system includes a screen, a projection display apparatus for projecting a video image on the screen, and a mount base provided below a projection surface of the screen, for carrying a...
US20100201895 Optical Projection Method And System  
An image projection system is presented. The system comprises an optical unit and a connectable thereto control unit. The optical unit is configured to define an illumination channel for...
US20170187997 PROJECTOR, ELECTRONIC DEVICE HAVING PROJECTOR AND ASSOCIATED MANUFACTURING METHOD  
A projector includes a laser module for generating a laser beam and a wafer-level optics. The wafer-level optics includes a first substrate, a first collimator lens and a diffractive optical...
US20170127025 NUMERICAL APPROACHES FOR FREE-FORM LENSING: AREA PARAMETERIZATION FREE-FORM LENSING  
A free-form lens (for example a phase modulator, lens or deformable mirror) may be made to reproduce a light pattern specified by image data. Source regions on the free-form lens are mapped to...
US20170064265 LASER DRIVING CIRCUIT, LASER DRIVING METHOD, AND DEVICE USING LASER LIGHT  
A laser driving circuit, a laser driving method, and a device using laser light that can reduce speckle noise caused by laser light as coherent light are provided. In the laser driving circuit...
US20170003579 OPTICAL PATH CHANGING DEVICE AND PROJECTION IMAGE DISPLAY APPARATUS  
The optical path changing device of the present disclosure includes an optical member having a parallel plate face for changing an optical path, and first, second, and third actuators. The first,...
US20160370692 IMAGING OPTICAL SYSTEM, OPTICAL APPARATUS AND IMAGE PROJECTION APPARATUS  
An imaging optical system, which images an image on one conjugate surface of an enlargement side conjugate surface and a reduction side conjugate surface onto the other conjugate surface,...
US20160330417 REAL-TIME DATA DISPLAY DEVICE FOR BICYCLES  
A real-time data display device for bicycles has a mobile electronic device communicates with an image projection device to transmit real-time data by having a MEMS oscillatory mirror...
US20160316184 ELECTRONIC DEVICE AND METHOD  
An electronic device including an optical module, a method of operating the electronic device including the optical module, and a non-transitory computer-readable recording medium having recorded...
US20160191868 PROJECTION DEVICE  
A projection device includes a detection unit configured to detect a specific object, a projection unit configured to project a projection image indicated by a video signal, a drive unit...
US20160127703 PROJECTOR, PROJECTION DISPLAY SYSTEM, AND CORRESPONDING METHOD AND RECORDING MEDIUM  
A method includes sending image related working status information representing image-related working status of a projector that projects images, to a client over a network in response to a...
US20160097970 DISPLAY APPARATUS INCLUDING IMAGE PROJECTING UNIT AND SCREEN UNIT  
A display apparatus including: an image projecting unit for emitting projection light of an image; and a screen unit including: a Fresnel lens disposed correspondingly to the projection light; and...
US20150319397 OPTICAL PROJECTION SYSTEM AND ENERGY CONTROL METHOD THEREFOR  
An optical projection system includes a light source module, an optical engine, a thermoelectric generator, a storage unit, a plurality of electronic devices, and a selection unit. The light...
US20150192848 LIGHTING DEVICE AND PROJECTION TYPE VIDEO DISPLAY APPARATUS  
A lighting device includes plural light sources, an optical coupling device including plural reflection members each having a reflection surface, the optical coupling device reflecting plural...
US20150172645 PROJECTOR AND METHOD OF CONTROLLING PROJECTOR  
A projector that projects an image based on image data, includes alight source, a modulation unit that modulates light which is emitted from the light source, a light attenuation rate setting unit...
US20150098024 PROJECTION SYSTEM AND COMPONENTS  
A system including a plurality of pixels disposed on a substrate forming a screen. A signal, such as an image, can be projected on the screen. The pixels of the screen include a sensor configured...
US20130010212 PROJECTOR AND CONTROL METHOD OF THE SAME  
A projector that performs light control by varying power level of a light source in response to a video signal, includes a cooling fan that cools the light source, and a control device that...
US20120242912 LIGHT SOURCE APPARATUS AND IMAGE DISPLAY APPARATUS USING THE SAME  
A light source apparatus includes: an excitation light source including a laser light source; a first wheel that is controlled to rotate, and includes, in a part of a surface thereof to be...
US20110279739 PROJECTION SYSTEM AND COMPONENTS  
A system including a plurality of pixels disposed on a substrate forming a screen. A signal, such as an image, can be projected on the screen. The pixels of the screen include a sensor configured...
US20110157487 PROJECTION TYPE VIDEO DISPLAY DEVICE  
A projection type video display device is provided, which is capable of displaying a plurality of kinds of input videos with different aspect ratios without requiring cumbersome adjustment...
US20100302467 PROJECTOR  
A projector includes: a speaker adapted to output a sound; a light source; a light modulation device; a projection optical system adapted to project an image modulated by the light modulation...

Matches 1 - 49 out of 49