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7365907 Rear projection image display apparatus  
A compact rear projection image display apparatus in which the projection distance in a projection optical system is substantially reduced and no reflection mirror is used, thereby eliminating a...
7364313 Multiple image projection system and method for projecting multiple selected images adjacent each other  
The present invention provides a projection device comprising: at least two input channels for receiving at least a first and a second input image signal, an image recombination system for...
7364312 Light source lamp and projector  
A light source lamp, in which reduction of the available amount of illumination light on an illuminated region side can be reduced or suppressed, heightens light utilizing efficiency. The light...
7364309 Image projector and image projecting method  
In an image projection on a screen, an image projection apparatus improves the safety of entry into a projection region by the human body and does not bring about the increase of complexity of the...
7364307 Method and system for a beam projector having data manipulation capabilities  
A method and system for a beam projector having data manipulation capabilities. The beam projector includes a central processing unit integral with the beam projector, a memory portion coupled with...
7362506 Ultra-bright light engine for projection displays  
A projector incorporating a prism and a plurality of light valves for modulating light that passes though the prism, wherein the color splitting-converging prism includes a dichroic coating having...
7362385 Image conversion device image conversion method and image projection device  
An image processing apparatus for reducing a load of processing of an interpolation operation at the time of a correction of keystone distorted image is provided. The image processing apparatus has...
7360904 Projector, range finding method, and recording medium on which range finding method is recorded  
A projector wherein chart images are stored in an image storing section, the chart images have range-finding light-dark patterns expressing particular shapes and also used as advertisements, the...
7360902 System and method for light source modulation  
In one embodiment, a method for modulating light in an image display system includes generating a plurality of light beams. The amount of light beams that are received by a modulator is selectively...
7352913 System and method for correcting multiple axis displacement distortion  
A system and method for correcting distortion in projected images caused by the projection of an input image by a projector lens onto a projection screen having a surface that is not orthogonal to...
7325933 Projection type video display apparatus  
A projection type video display apparatus in which a display device transmits light emitted from a light source to project a video written into the display device is characterized by comprising...
7322701 Projector  
To provide a projector having a configuration for reflecting correction by lens shift on keystone correction and preferentially using a lens shift function. The projector includes a keystone...
7318646 System for projecting a virtual image within an observer's field of view  
A system for projecting a virtual image within an observer's field of view comprises a support element, a transparent element mounted on the support element and suitable for being placed in front...
7317578 Imager to imager relay lens system  
A lens system for use in a two-stage projection system that relays light output from a first imager on a pixel-by-pixel basis onto a second imager (e.g. an LCOS). The lens system includes a double...
7316487 Projector light source and projection type image display device using the same  
A projector light source which facilitates molding of a reflector for obtaining a complicated reflecting surface and provides an improved cooling efficiency, which is characterized by molding the...
7316484 Illuminator and projection image display employing it  
An illuminator comprising two light source sections ( 101, 102 ), a rod integrator ( 1 ), and a relay lens system ( 4 ) for introducing a light flux emitted from the rod integrator ( 1 ), wherein...
7310449 Image processing system, projector, computer-readable medium and image processing method  
An image processing system enabling luminance regulation depending on displayed images is provided by a projector, the projector including: a signal input section which input an image signal; a...
7304714 Use of optical sensor in motion picture film projector lamphouse to detect state of projector to prevent interruption of feature film presentation by kodak digital cinema system designed for cinema advertising  
A system that determines a projector's true state in an automatic projection sequence. The system includes a projector in a primary display system, having a lamp for displaying visual information;...
7304619 Method and apparatus for controllably compensating for distortions in a laser projection display  
A method and apparatus are provided to controllably compensate for distortions in an image produced by an LPD, where the distortion arises from the shape and/or angle of the viewing surface...
7301691 System and method for generating images  
The disclosed embodiments relate to a system and method for generating images. There is provided a method comprising directing light through a projecting lens ( 28 ) at a first pixel position ( 60...
7301586 LCD TV and projection-based backlight system used therefor  
An LCD TV includes a housing, an LCD screen panel disposed on the front side of the housing, a first mirror disposed on the back side of the housing and a projection-based backlight system disposed...
7300160 Projector and drive control of light source lamp for projector  
A projection screen including a polarized-light selective reflection layer having a cholesteric liquid crystalline structure that causes selective diffuse-reflection of a specific polarized-light...
7300158 Projection display apparatus  
The invention concerns a display apparatus with an imager illuminated by an illumination system and with an imaging system projecting an image on a viewing screen, wherein the brightness of the...
7296899 Projector  
A projector includes a lamp, a ballast, a micro controller unit and an optical engine. The lamp emits a light ray. The ballast starts the lamp and selectively outputs an operating power and a...
7292269 Context aware projector  
A method displays an output image on an object. A set of unique markers are fixed to the object at predetermined locations. An input image of the object and the markers is acquired with a camera in...
7292252 Projection type image display system, projector, program, information storage medium and image projection method capable of avoiding obstacles in the projection area  
To provide a projection type image display system, projector, program, information storage medium and image projection method which can project an image applicable to viewing environment of a...
7290889 Video projection arrangement with picture stabilizer  
An arrangement ( 2 ) provided for projecting images, represented by image data, onto a projection surface has a projection system ( 24 ) that transmits the images that are to be projected and a...
7290885 User-interface for projection devices  
The present disclosure provides a projector assembly including a projection device adapted to project an image, and a user-interface in communication with the projection device. The user-interface...
7289160 Output selection device and output selection method for video signals  
Video signals that are reproduced or processed are outputted to a first video image display device. An illuminance detection section detects the ambient illuminance during the output of the video...
7278755 Illumination apparatus  
An illumination apparatus is provided with an LED array including a plurality of LEDs and a second lens array including a plurality of lenses. The LEDs and the lenses are arranged in lengthwise and...
7270422 Image processing system, projector, program, information storage medium, and image processing method  
A projector includes an image projection section, a sensor that senses a projected first calibration image at a low resolution and generates first sensing information, senses the first calibration...
7270421 Projector, projection method and storage medium in which projection method is stored  
A projection system is provided which includes a projection lens and a spatial optical modulation device (SOM) for projecting an image in response to an inputted picture signal. A control unit...
7266778 Freezable projection display  
A display system and method are provided. The system typically includes a display configured to control visible light, as well as to sense an optical signal projected thereon, the display being...
7266772 Projector connected to a network, a display system, and a method for displaying images and/or image data via a projector connected to a network  
Commands and data transferred via a network line NL are input to an ASP terminal portion 20 via a network interface controller 220 . A first CPU loads a client application corresponding to the...
7262813 Video output device and method  
A video output device includes a signal converter for generating a video signal corresponding to displayed video; a projector and a main screen for displaying the video based on the video signal...
7259758 System and method for reducing latency in display of computer-generated graphics  
An interactive display system wherein a projector receives signals from a graphics source in a manner that reduces latency in images projected onto a display surface. The signals include a pixel...
7252387 System and method for mechanically adjusting projector pose with six degrees of freedom for image alignment  
A method adjusts a pose of a projector with respect to a display surface. A homography H D,P is determined between a display surface and a projector. The homography H D,P is decomposed into...
7252386 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...
7242818 Position and orientation sensing with a projector  
A position and orientation of a projector are determined from projected images. First, a homography between a camera and a planar surface, where the relationship between the camera and planar...
7241016 Projector alignment method and user interface  
A method for indicating required movement of a projector relative to a display surface, wherein the projector has an auto-focusing range, the method comprising; measuring the distance between the...
7237907 Projection system that adjusts for keystoning  
A system for adjusting keystoning in a projector may include sensing using an imaging device at least two boundaries defining a projection screen and determining a transformation to adjust the...
7237903 Video projector and method for shifting projected picture  
A scaler unit writes an input video signal into a frame memory and scales the number of pixels of the input video signal to any number of pixels when the input video signal is read out from the...
7234819 Projector system and camera system  
A projector system of this invention includes a camera and a projector. The projector includes a projection image forming unit which forms an image to be projected to a projection surface and a...
7233707 Image processing system, projector, program, information storage medium, and image processing method  
A projector includes a projection section which projects an all-white image and an all-black image onto a screen, a sensor which generates first sensing information by sensing the all-white image...
7233370 Method for correcting for distortion of projected image, program for correcting image distortion, and projection-type image display device  
An image distortion correction method is provided which is capable of correcting for distortion of a projected image by designating an arbitrary correction point by using a simple and easy...
7230768 Ultra-bright light engine for projection displays  
A projector incorporating a prism and a plurality of light valves for modulating light that passes though the prism, wherein the color splitting-converging prism includes a dichroic coating having...
7230657 Light emitting device projection methods and systems  
Tools for directing a collection of light emitting devices toward pixel locations to make an image are disclosed. A pixel location is a light emitting device target at least twice during a given...
7226172 Illumination attenuation system  
Provided are several apparatus and methods to attenuate illumination light in a projector. Illumination light may be attenuated by directing polarized light toward a liquid crystal (LC) attenuation...
7224849 Method for determining an optimum gain response in a spatial frequency response correction for a projection system  
A method for determining an optimum gain response in a spatial frequency correction for a projection system comprises the steps of setting a code value ( 100 ) to a first code value; projecting a...
7222971 Projector apparatus, projection method, and recording medium storing projection method  
A projector apparatus is disclosed which has a projection unit which projects image corresponding to an input image signal, an instruction unit which issues an instruction for performing keystone...