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| Number | Title | Issue Date |
| 7948562 | System and method for controlling TV display lamp brightness The remote control signal receiver of a TV sends not only user-generated commands to the TV processor but also, when no commands are sensed, an ambient light signal that can be used to adjust the brightness of the TV. ... | 05/24/2011 |
| 7932953 | Ambient light derived from video content by mapping transformations through unrendered color space Extracting and processing video content encoded in a rendered color space to be emulated by an ambient light source, comprising extracting color information from a video signal and transforming the color information through unrendered color space using tristprimary ... | 04/26/2011 |
| 7916218 | Image display apparatus and method An image display apparatus and method are provided. The image display apparatus includes an external light detection module which detects an intensity of external illumination; a storage module which stores a plurality of light emitting unit control values; and a co... | 03/29/2011 |
| 7808556 | Image processing device The invention provides a video system comprising at least one input for receiving incoming video data and at least one output for delivering outgoing video data to a display device. The system further comprises at least one processor for converting the incoming vide... | 10/05/2010 |
| 7777815 | Video image quality control apparatus and method According to an aspect of the present invention, there is provided a video image quality control apparatus including: a video processing module configured to adjust image quality based on a control signal; a data table holder configured to hold a data table represen... | 08/17/2010 |
| 7460179 | Adaptive image display A display system may include an identifier configured to identify an image display condition associated with the display of an image produced by the display system, an apparatus configured to produce a plurality of differently colored images, and a display device. T... | 12/02/2008 |
| 7439984 | Image signal processing method, image signal processing apparatus, and image displaying apparatus An image signal processing method for performing nonlinear compensation on an image signal to be fed into a display device (103). The characteristics of nonlinear compensation are changed according to the brightness of a place in which the display device (... | 10/21/2008 |
| 7391475 | Display image generation with differential illumination A method of producing a display image comprises receiving image information representing an image to be displayed, producing an image formed of a plurality of images of different colors, and projecting the produced image along an optical path. The differently colore... | 06/24/2008 |
| 7339596 | Projection plane color correction method of projector, projection plane color correction system of projector and program for projection plane color correction of projector By using a spectral reflectance of a projection plane or color information under a light source, which is stored in wall color storage means 4, matrix calculation means 5 calculates a conversion matrix, and mixing amounts R, G, B of primary colors of a... | 03/04/2008 |
| 7319451 | Driving circuit for use in cholesteric liquid crystal display device A liquid crystal display device of the present invention comprises: a liquid crystal display panel; a cholesteric liquid crystal layer in the liquid crystal panel; a data controller having a connection with the liquid crystal display panel, wherein the data controll... | 01/15/2008 |
| 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 signals. In the case that the detected illuminance is equal to or grea... | 10/30/2007 |
| 7286166 | Calibrating digital cameras for varying ambient light conditions An internal or external device may be utilized to calibrate a digital camera for changing ambient light conditions. The device may include a surface which either provides for white light reflectivity or white light transmissivity for making a first measurement of wh... | 10/23/2007 |
| 7283181 | Selectable color adjustment for image display A display system is configured to produce a color image formed of a plurality of differently colored images and may include at least one light source that directs light along an optical path, and at least one filter having a given optical filter characteristic. The ... | 10/16/2007 |
| 7271378 | Ambient light detection circuit with control circuit for integration period signal A circuit for detecting light is disclosed comprising: a) a light-integrating photo-sensor circuit having one or more thin-film photosensors and being responsive to a variable integration period signal and to ambient light for producing a photo signal representing t... | 09/18/2007 |
| 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 output from the signal converter; left and right lighting units, a left... | 08/28/2007 |
| 7259769 | Dynamic backlight and image adjustment using gamma correction Methods and apparatuses for the application of image intensity and luminance adjustment and gamma adjustment for the purpose of compensating perceived image brightness, and thus enhancing the range of display backlight brightness adjustment that may be applied to co... | 08/21/2007 |
| 7233312 | System and method for optimal viewing of computer monitors to minimize eyestrain A system and method for helping ensure that a user of a computer is set up to optimally view the computer monitor under optimal conditions in order to minimize eyestrain. The system includes determining an optimal viewing distance and monitoring the distance of a us... | 06/19/2007 |
| 7221374 | Adjustment of color in displayed images based on identification of ambient light sources A method for adjusting color of images displayed in ambient light. A signal may be sensed from a plurality of spectral regions of an ambient light source to define a sensed signature of the ambient light source. The sensed signature may be compared to predetermined ... | 05/22/2007 |
| 7209183 | Method of automatically setting image quality Provided is a method of automatically setting image quality, which maintains a brightness and a contrast of an image regardless of a status of an input signal. The method includes: (a) setting a variable range of brightness and a variable range of contrast; (b) conv... | 04/24/2007 |
| 7208713 | Light source unit and display device having luminance control based upon detected light values A light source unit includes a light source having LED chips for emitting different colors of light and an optical sensor for detecting light from a light mixer. A light source control section controls by feedback control luminance of each of the LED chips according... | 04/24/2007 |
| 7176912 | Image display apparatus with driving modes and method of driving the same An image display apparatus includes an image display section in which a plurality of light emitting elements are arranged in a matrix at intersections of a plurality of scan lines and a plurality of data lines. A control circuit selects one of modes as an operation ... | 02/13/2007 |
| 7161605 | Display device for construction machine A display device that has a display screen is disclosed that has the ability to prevent reflections of the display screen from appearing on glass, without lowering the visibility of a display portion of the display screen. The brightness of the display color of eith... | 01/09/2007 |
| 7148929 | Image display control system and image display system control method This invention discloses an arrangement capable of controlling necessary display characteristics by a proper one of a controller and image display when display characteristics must be corrected upon an environmental change even if the image display and controller ar... | 12/12/2006 |
| 7142218 | Image display device and electronic apparatus using same, and image display method of same An image display device of the present invention is provided with a liquid crystal display panel for displaying an image in accordance with an input of a chrominance signal, a sensor for sensing light characteristics of external light, and a chrominance signal conve... | 11/28/2006 |
| 7140736 | Image processing system, projector, program, information storage medium and image processing method To provide an image processing system and the like which can more exactly correct the distortion in an image by reducing the influence of color in an area onto which the image is projected, a projector is provided with a correction section which corrects image signa... | 11/28/2006 |
| 7136672 | Mobile telephone with built-in camera and flash A mobile telephone quipped with a camera may employ, as a camera flash, one or more RGB tri-color LEDs arranged on a face of the mobile telephone which is aligned with the direction in which a photograph may be taken by the camera. The viewing angle of the RGB tri-c... | 11/14/2006 |
| 7133079 | Circuit comprising a combined signal and environmental light sensor In indication and image reproduction apparatus, the ambient brightness must be taken into account for an optimum reproduction quality. This requires an optical sensor, which is associated with additional technical outlay. The invention relates to a circuit which all... | 11/07/2006 |
| 7126591 | Image display device An image having a large contrast and excellent visibility to the viewer is displayed on an image display device used in the presence of light. A black-display characteristic specifying means generates a black-display characteristic specifying data indicating the bri... | 10/24/2006 |
| 7119786 | Method and apparatus for enabling power management of a flat panel display A method and apparatus for enabling power management of a flat-panel display is described. In one embodiment, a method involves detecting at least one display device power state and adjusting a backlight brightness in a display monitor in response to the detecting t... | 10/10/2006 |
| 7119852 | Apparatus for processing signals The invention relates to an apparatus for processing signals, comprising parameter control means for controlling parameters of said signals in response to manual adjustments by the user as well as automatically generated adjustments based on current ambient factors ... | 10/10/2006 |
| 7110002 | Image displaying system of environment-adaptive type, presentation system, and image processing method and program To provide an environment-compliant image display system, a presentation system, an image processing method, and a program, a colored-light information processing section 140 is used to create XYZ values that take into account a visual environment, based on c... | 09/19/2006 |
| 7109465 | System and method for converting ambient light energy into a digitized electrical output signal for controlling display and keypad illumination on a battery powered system A system and method of ambient light detection with digitized output. A light sensitive device is coupled to electronic circuitry for receiving an output of the light sensitive device corresponding to a level of ambient light. The electronic circuitry compares the o... | 09/19/2006 |
| 7071456 | Camera module with ambient light detection A camera module forms digital images and measures an ambient light level. A device such as a digital camera, a telephone, or a PDA containing the camera module can set lighting levels of I/O systems such as keypads or displays according to the ambient light level to... | 07/04/2006 |
| 7064733 | Flat-panel display with luminance feedback An image display, includes a substrate; a light emitter formed on the substrate; and a photo-sensor formed on the substrate and optically coupled directly to the light emitter. ... | 06/20/2006 |
| 7061547 | Image displaying system of environment-adaptive type, image processing method and program An environment-compliant image display system, image processing method and information storage medium which can reproduce the same colors at different locations by absorbing any difference in the visual environment. In an individual environment, an image data is gen... | 06/13/2006 |
| 7050121 | Method and device for compensating picture quality of projection type display Device and method for compensating a picture quality of a projection type display, the device including a screen for displaying a picture projected from outside of the screen, a video processing part for receiving, and converting an analog video signal into a digita... | 05/23/2006 |
| 7043093 | Program for processing image, recording medium of the program and method of and apparatus for processing image At first, average brightness of each of frames of a moving image is calculated by a computer. Following that, a moving average along a time axis is calculated for each of the frames so that moving average brightness is generated as a reference data of brightness. Ne... | 05/09/2006 |
| 7011413 | Image processing system, projector, program, information storage medium, and image processing method An image processing system that shorten calibration time includes a storage section which stores darkroom-condition-measurement data obtained by measuring a display region on which a plurality of calibration images having different colors are displayed under a darkr... | 03/14/2006 |
| 7009659 | System and method for establishing TV settings A system and method for automatically establishing TV audio/video/closed captioning, based on time/date/geographic location/location of the TV within the home. ... | 03/07/2006 |
| 7002623 | Image processing apparatus for correcting a color and texture of an image and displaying the corrected image An image processing apparatus is provided which includes an image input apparatus for inputting an image including an object. The image is input into a reproducing environment converting unit, which sets a desired illuminating environment on a monitor display screen... | 02/21/2006 |
