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| Number | Title | Issue Date |
| 8189013 | Video signal processing device and method of processing gradation Disclosed is a video signal processing device and a method of processing gradation capable of improving the contrast ratio and the user satisfaction of a plasma display device. The video signal processing device includes a position detecting unit for detecting posit... | 05/29/2012 |
| 8159503 | Method for adjusting brightness, contrast and color in a displaying apparatus A process that enables the user to select the type of display device to be adjusted. The user adjusts the brightness levels and color levels of the monitor to create a monitor profile for storage. The user then calibrates the selected monitor relative to a periphera... | 04/17/2012 |
| 8026927 | Reduction of mura effects A display that includes at least one gray level being provided to a plurality of pixels that illuminates each of the pixels with the gray level. The display applies corrective data for the pixels so as to reduce the mura effects of said display for those characteris... | 09/27/2011 |
| 7598966 | Methods and systems for automatically rendering information on a display of a building information system A method, system and computer program product for automatically rendering information on a display screen of a building information system. Following generation of a plan image, such as a floor or site plan image, the plan image is modified and subsequently rendered... | 10/06/2009 |
| 7372641 | Contrast reinforcement for displays The invention relates to a method and a device for contrast enhancement for display devices. A high-contrast representation of optical signals and/or symbols is achieved by providing a light-absorbing and/or light-deflecting background which is dark in comparison to... | 05/13/2008 |
| 7362921 | Method and apparatus for representing and searching for an object using shape A method is disclosed for representing a sequence of images constituting a moving image by processing signals corresponding to the image. An object appearing in one image is identified in the sequence in a first perspective view, and the same object appearing in ano... | 04/22/2008 |
| 7359573 | Contrast compensation apparatus and method thereof A contrast compensation apparatus and a method thereof utilize a simplified hardware structure and a low contrast distortion. The contrast compensation apparatus includes a pixel value detection unit to detect a distribution of pixel values of respective pixels of a... | 04/15/2008 |
| 7301545 | Method of visually measuring brightness of ambient lighting around display device A method of visually measuring the brightness of ambient lighting around a display device is disclosed. In this method, first, a reference brightness of the display device is determined according to a type of display device. Thereafter, information about locations w... | 11/27/2007 |
| 7298383 | Method and user interface for modifying at least one of contrast and density of pixels of a processed image An image which has been subjected to image processing wherein contrast amplification and density can be specified independently is displayed on a display screen. The contrast of all pixels in the displayed image is changed upon movement of an indicium in a first dir... | 11/20/2007 |
| 7298373 | Method and user interface for modifying at least one of contrast and density of pixels of a processed image An image which has been subjected to image processing wherein contrast amplification and density can be specified independently is displayed on a display screen. An initial density level is specified. The contrast of pixels in the displayed image having a density su... | 11/20/2007 |
| 7298380 | Image processing method and apparatus for white eye correction A technique for correcting white eye in image data is disclosed. In this technique, a white eye candidate pixel is detected from an eye extracted from the image data based on a predetermined detection condition. The white eye candidate pixel as a white eye pixel bas... | 11/20/2007 |
| 7271828 | Display screen burn-in prevention device and burn-in prevention method A burn-in prevention image signal is generated by subjecting an input image signal to blurring and then to contrast inversion to invert the contrast of the signal luminance level. The burn-in prevention image signal is used when the input image is a still image that... | 09/18/2007 |
| 7268753 | Apparatus and method of controlling brightness of image Provided are an image brightness controlling apparatus and method, and an adaptive brightness controlling apparatus and method based on the brightness degree and/or brightness range of an image. The image brightness controlling apparatus includes a brightness increm... | 09/11/2007 |
| 7268747 | Electronics with two and three dimensional display functions A mobile phone is electronics with 2D and 3D display function, having a first casing and a second casing linked to allow the phone to be foldable, and including a first display unit located inside with the phone folded, and selectively switching and displaying 2D an... | 09/11/2007 |
| 7248899 | Portable terminal apparatus having an improved display drive controller A problem of this invention is to satisfy both of securement of visibility of a display unit and suppression of noises at the time of a telephone call etc. using a receiver and a microphone. In a portable terminal apparatus which relates to the invention, a control ... | 07/24/2007 |
| 7239329 | Brush texture simulating apparatus and method Techniques for superimposing highlights and shadows onto a background in order to simulate a brush texture graphical style within a software application's component window. The techniques include decoding a user-selected base-color into its individual color componen... | 07/03/2007 |
| 7230644 | Image-sensing apparatus with brightness range adaptation functionality An image-sensing apparatus has an area sensor 1 that outputs image data by logarithmically converting the brightness of light incident thereon, a black-level detector 2 for detecting the black level BL of the image data at which the image data has the ... | 06/12/2007 |
| 7218344 | System and method for efficiently performing a white balance operation A system and method for efficiently performing a white balance operation preferably includes an electronic camera device that captures image data using a imaging device. A color manager may then convert the captured image data into perceptual color space data. The c... | 05/15/2007 |
| 7213922 | Projector Aspects of the invention provide a projector capable of comparatively easily achieving a contrast ratio higher than the original contrast ratio of the liquid-crystal light valve by a simple mechanism. The illumination light modulated by liquid-crystal light valves, ... | 05/08/2007 |
| 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 |
| 7206000 | System and process for generating a two-layer, 3D representation of a scene A system and process for generating a two-layer, 3D representation of a digital or digitized image from the image and a pixel disparity map of the image is presented. The two layer representation includes a main layer having pixels exhibiting background colors and b... | 04/17/2007 |
| 7206460 | Method for contrast matching of multiple images of the same object or scene to a common reference image A method of imaging and a system therefore are provided. The imaging system includes an image forming device for generating a first image and a second image and a controller coupled to the image forming device. The controller receives the first image and the second ... | 04/17/2007 |
| 7191402 | Method and apparatus for adjusting contrast and sharpness for regions in a display device A partial region on a screen can be selected for highlighting. Information related to the partial region is transmitted from a computer to a computer monitor. In one embodiment, the partial region information is sent over a different port from the one used to send v... | 03/13/2007 |
| 7187808 | Method and apparatus for enhancing digital image quality A method and apparatus enhances an image quality where original brightness data Xij of a concerned pixel is compared with predetermined brightness levels X1 and X2, which are reference variables to obtain new brightness data Yij, with an enhanced contr... | 03/06/2007 |
| 7184063 | Adaptive color schemes Techniques are described for adaptive changing a displayed foreground color when a conflict between the displayed foreground color and an extracted background color is detected. Upon detection of such a conflict, a new foreground color is selected in accordance with... | 02/27/2007 |
| 7167214 | Signal processing unit and liquid crystal display device A signal processing unit in a liquid crystal display device, etc., includes a brightness component appearance frequency measuring unit that measures an appearance frequency of each brightness component in a video signal; a parameter outputting unit that outputs a di... | 01/23/2007 |
| 7167598 | Noise reduction method A method of reducing noise in an image by decomposing the digital signal representation of the image into a sequence of detail images representing detail at successive scales and a residual image and modulating pixels of at least some of the detail images by applyin... | 01/23/2007 |
| 7164430 | Anti-aliasing line pixel coverage calculation using programmable shader A system and method for rendering a non-zero thickness line on a pixel-limited output device such that aliasing of the line is reduced. The edges defining a line segment are expanded to insure that any pixel touched by the line segment has its center included in the... | 01/16/2007 |
| 7158142 | Display contrast adjustment method and device having display contrast adjustment function An information processing apparatus controls display contrast of a display screen based on a stored display contrast value. The information processing apparatus includes a display screen, an input unit for inputting data, a storage unit for storing a display contras... | 01/02/2007 |
| 7146059 | Method of performing fast bilateral filtering and using the same for the display of high-dynamic-range images A method of performing bilateral filtering and using the method for displaying high-dynamic-range images is presented. The method reduces the contrast of the image while preserving detail of the image. The presently disclosed method incorporates a two-scale decompos... | 12/05/2006 |
| 7142222 | Halftone controller circuitry for video signal during on-screen-display (OSD) window Digital circuitry for imparting halftone to that portion of a video image over which an on-screen-display (OSD) window is superimposed. ... | 11/28/2006 |
| 7142219 | Display method and display apparatus When a sub-pixel of B having a small contribution to luminance emits light in isolation, a sub-pixel of R is caused to emit light or sub-pixels of B and R are caused to emit light. As a result, a sub-pixel of R having, a larger contribution to luminance than the sub... | 11/28/2006 |
| 7142224 | Polygon drawing apparatus and method, and storage medium for implementing the same method A polygon drawing apparatus and method draws a polygon by performing intensity processing on a polygon to be drawn so as to smoothly draw each edge portion of the polygon, by performing intensity processing on a polygon to be drawn so as to smoothly draw each edge p... | 11/28/2006 |
| 7123277 | Conversion of a sub-pixel format data to another sub-pixel data format In a first embodiment, a method of converting a source pixel data of a first format for a display of a second format having a plurality of three-color pixel elements comprises determining implied sample areas for each data point of each color in the source pixel dat... | 10/17/2006 |
| 7110598 | Automatic color constancy for image sensors An electronic imaging system operates as closely as possible to the cone spectral response space to obtain a human eye-like long, medium, short (LMS) wavelength response. An input image, for example, red-green-blue (RGB), is transformed to an LMS color space similar... | 09/19/2006 |
| 7102695 | Adaptive contrast and brightness enhancement with color preservation A method and apparatus for selectively enhancing contrast depending on the level of incoming video signals while preserving colors are provided. An apparatus for enhancing the contrast and brightness of a video signal displayed on a display device includes: a first ... | 09/05/2006 |
| 7075552 | System and method for display grid characterization, calibration, and verification This invention is directed to a system and method for creating characterization information and a correction map from a first display grid that can be transmitted and used by a second display grid. Computer readable instructions embodied in a computer readable mediu... | 07/11/2006 |
| 7050114 | Picture signal contrast control The present invention relates to controlling contrast in at least part of a picture. The contrast control is performed by reducing the saturation (2–4) of the picture during contrast increase (1). ... | 05/23/2006 |
| 7046252 | Method and system for adaptive color and contrast for display devices A method and apparatus that allows a display device to adaptively and automatically control display contrast and color is disclosed. The method and system in accordance with the present invention can be described by the following sequential process: 1. ... | 05/16/2006 |
| 7046257 | Image signal processing apparatus and method In response to operational instructions for changing an image quality parameter accepted in an operation unit, an image signal for displaying at least two identical images based on an inputted image signal on an image plane is generated. Further, an image quality ad... | 05/16/2006 |
