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| Number | Title | Issue Date |
| 8089490 | Correction arithmetic circuit A plurality of one-port split lookup tables having alternately stored therein correction data corresponding to input data is provided as a lookup table that has stored therein the correction data corresponding to the input data at predetermined intervals relevant to... | 01/03/2012 |
| 8013869 | Color selection interface Displaying colors in a color selection interface is disclosed. Displaying includes identifying a first plurality of colors associated with a color selection interface, mapping each color in the first plurality of colors to an allowed color in an allowed color set of... | 09/06/2011 |
| 8004538 | Preferential tone scale for electronic displays A method of displaying on a display a visual reproduction of an original scene with a preferential tone mapping; said display having a selected display white point and a selected display black point separated by more than 3.5 decades of luminance; the method compris... | 08/23/2011 |
| 7928991 | Color scheme-compatible color selection with hue preservation A facility for adapting a subject color to be compatible with a basis color is described. The facility accesses a color transformation specification that specifies how the subject color is to be adapted to be compatible with the basis color. The facility then applie... | 04/19/2011 |
| 7692663 | Multi-shelled gamut boundary descriptor for an RGB projector Construction and use of a multi-shelled gamut boundary descriptor for an RGB display device in which one shell is an outer “plausible” shell and another shell is an inner “reference” shell. The outer shell is coterminous with a unit RGB cube. The inner shell... | 04/06/2010 |
| 7688332 | Image processing method, image processing apparatus, storage medium and program An image processing parameter is determined by moving an image displayed on a map representing a color space to an arbitrary position on the map, and an image process corresponding to the arbitrary position is performed to the image at the position after the movemen... | 03/30/2010 |
| 7688331 | Method and system for color correction of image signals In a method and system for performing color correction for an image signal, a first set of matrix coefficients for color correction of the image signal in a 3-dimensional RGB color space is transformed to a first set of points of a two-dimensional XY plane. In addit... | 03/30/2010 |
| 7659911 | Method and apparatus for lossless and minimal-loss color conversion A method and apparatus for perfectly lossless and minimal-loss interconversion of digital color data between spectral color spaces (RGB) and perceptually based luma-chroma color spaces (Y′CBCR) is disclosed. In particular, the present inventi... | 02/09/2010 |
| 7557815 | System and method for producing a video signal A method and apparatus for producing video signals comprises a receiver for receiving a video signal, a video pipeline for post-processing the received video signal, the video pipeline producing a post-processed video signal, and a video output module for converting... | 07/07/2009 |
| 7502032 | Integrating color discrimination assessment into operating system color selection An operating system (OS) includes a color adjuster that can map a color space to an adjusted color space that a user can discriminate. The color adjuster can map colors in the gaps of the user's discriminable color space to colors that the user can discriminate or, ... | 03/10/2009 |
| 7417762 | Method for forming color conversion table, apparatus for forming color conversion table, program for forming color conversion table and printing apparatus A method which enables high-accuracy color conversion. On condition that conversion from a second color space into a first color space can be made accurately, target coordinates in the first color space are determined and coordinates in the second color space are ar... | 08/26/2008 |
| 7414631 | Perceptual gamut mapping with multiple gamut shells An improvement to sigmoidal gaussian cusp knee (SGCK) gamut mapping algorithm useful for gamut boundary descriptors (GBDs) that are defined with multiple shells rather than a single hull. The gamut mapping algorithm involves a lightness-rescaling step and a chroma c... | 08/19/2008 |
| 7408558 | Laser-based display having expanded image color A method for displaying a color image by providing a color image display apparatus having at least three narrow-band emissive light sources that define a display color gamut. Image data values are accepted that are defined within an original color gamut that is smal... | 08/05/2008 |
| 7405736 | Efficient perceptual/physical color space conversion An imaging or other sensory reproduction system efficiently converts image or other sensory data between a perceptual color space (e.g., the sRGB color space) and a physical color space (unity gamma) or other perceptual/physical sensory models that are related by an... | 07/29/2008 |
| 7403836 | Automatic work apparatus and automatic work control program The automatic work apparatus extracts the target image of which photos are taken by the left and right CCD cameras, specifies the spatial position of the target and executes an operation to the target by the arm. Two regions, the central region and the peripheral on... | 07/22/2008 |
| 7400332 | Hexagonal color pixel structure with white pixels A digital color imager provides an extended luminance range, enabling a method for an easy transformation into all other color spaces having luminance as a component. White pixels are added to hexagonal red, green and blue pixels. These white pixels can alternativel... | 07/15/2008 |
| 7394468 | Converted digital colour image with improved colour distinction for colour-blinds A method is provided for converting a digital colour image to a digital colour image with improved colour distinction. This method improves the colour distinction in a colour image for an observer suffering from a colour-blindness. The method includes defining a num... | 07/01/2008 |
| 7394470 | Method for reversibly transforming data format, image processing apparatus, program for reversibly transforming data format, and computer-readable recording medium thereof In a method for reversibly transforming a data format, a forward transformation and a backward transformation are reciprocally conducted for data between unit systems having different resolution levels, and the forward transformation and the backward transformation,... | 07/01/2008 |
| 7382415 | Color correction processing circuit by each hue The object of the present invention is to provide a color correction process designed for enabling all the hues in the image properly corrected without leaving any uncorrected range; the inputted image data represented by the combination of 3 color signals is divide... | 06/03/2008 |
| 7375729 | Animation display apparatus and method An animation display device, which is a dedicated hardware circuit implemented in an integrated circuit, includes a control register for storing a plurality of control bits, an image memory for storing image data, and a processing unit coupled to the control registe... | 05/20/2008 |
| 7372469 | Image transforming method The present invention provides a method for rotating YUV4:2:0 image in a digital display device, such as TV image system. A YUV4:2:0 image is separated to a Y division matrix and a U and V division matrix. Then the Y division is performed a rotation matrix calculati... | 05/13/2008 |
| 7365755 | Black enhancement in perceptual gamut mapping The present invention provides for gamut mapping between a source device and a destination device, the destination device having a destination device black point with a hue, and the source device and the destination device being respectively characterized by a sourc... | 04/29/2008 |
| 7365754 | System and method for applying color management on captured images A system and method for image acquisition enables selective automated application of color management to color image data generated by an image-capturing device by the device driver for the device. In the image acquisition system, each image-capturing device has pro... | 04/29/2008 |
| 7366972 | Dynamically mediating multimedia content and devices A mediator having at least a ranking component, a listening component, and a control component, selectively controls a group of devices from a plurality of network devices in a network environment to reproduce multimedia content. The mediator correlates the multimed... | 04/29/2008 |
| 7355745 | Document-to-printer color gamut matching A document-to-printer color gamut matching system enables comparison of at least two color maps in a manner that allows selection of the printer that will result in the best print output. Information related to the document to be printed and information describing t... | 04/08/2008 |
| 7353233 | Apparatus and method for real-time decompression of data streams on limited-resource embedded devices An improved Huffman code deflating method including look-up tables that provide improved performance on limited resource devices, such as hand held gaming devices. The tables are generated from Huffman binary tree data into a primary table and/or one or more seconda... | 04/01/2008 |
| 7352118 | Optimized ultraviolet reflecting multi-layer coating for energy efficient lamps A metal halide lamp (10) includes a light-transmissive envelope (12) which encloses a metal halide pool (30) for generating a discharge when spaced apart electrodes (20, 22) within the envelope are supplied with an electric current. A mul... | 04/01/2008 |
| 7348992 | Apparatus for and method of color compensation An apparatus for color compensation includes a chroma deflection generation unit to calculate a chroma deflection based on an input chroma signal and a predetermined first reference value, a hue deflection generation unit to calculate a hue deflection based on an in... | 03/25/2008 |
| 7345786 | Method for color cast removal in scanned images A method for color cast removal in a scanned image in L*a*b* space includes generating a first color cast correction curve for mapping L* to a first color correction, Δa*, (or Δb*) wherein the first correction curve provides a desired a* shift in midtone regions a... | 03/18/2008 |
| 7342593 | Color mapping methods, data signals, articles of manufacture, and color mapping apparatuses Color mapping methods, data signals, articles of manufacture, and color mapping apparatuses are described. According to one aspect, a color mapping method includes providing a spectral model corresponding to a respective image forming device configured to utilize a ... | 03/11/2008 |
| 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 |
| 7333117 | Method of compensating colors in image display device for users with color vision deficiency and device of the same Disclosed are a method of compensating colors in an image display device for users with color vision deficiency and a device of the same, enabling the users with color vision deficiency to view display images as vividly and naturally as normal users. The method for ... | 02/19/2008 |
| 7330286 | Apparatus, method and computer program product for providing output image adjustment for image files A CPU of a color printer performs gamma correction and a matrix operation M on an RGB color space image data derived by a matrix operation S. Using gamma correction value settings, the CPU performs gamma conversion of image data. Matrix operation M converts the RGB ... | 02/12/2008 |
| 7330189 | Information processing system for displaying image on information terminal An information display device and an information processor for performing, in the case where an image is delivered to information terminals such as a mobile phone varied in display, optimum image processing in accordance with performance of the display of each of th... | 02/12/2008 |
| 7330225 | Method for adjusting color of monochromatic liquid crystal display and medical image display apparatus The color adjustment method adjusts a color of a monochromatic image on a LCD and each of LCDs. The method uses a plurality of light sources of different color temperatures as a backlight of the LCD and controls relative quantities of light from the light sources to... | 02/12/2008 |
| 7327372 | Color correcting parameter calculator, image color correcting device, method of calculating color correcting parameters, and program therefor In a color correcting parameter calculator, a color correcting unit 11 calculates a target color by executing color correction processing of an input color on a reference side while a reference side color perception value calculator unit 13 calculates ... | 02/05/2008 |
| 7324118 | Super imposed image display color selection system and method An optimal pen color is automatically selected for a given background color based upon a predetermined relative distance in the Munsell color-order system. The predetermined distance is defined in terms of saturation, hue and or lightness. In general, sufficient vis... | 01/29/2008 |
| 7314283 | Color correction method and device for projector A white image is projected on a projection surface with a projector and color information of the white image is captured by a color sensor 11. A color transformation providing color appearance matching is generated based on color space of an input image and c... | 01/01/2008 |
| 7315309 | Color-information processing method, and program In order to perform pseudo-three-dimensional display for analyzing color distribution, there are provided a color-distribution-information input step of inputting color-distribution information indicating color coordinate values that sample points in a first color s... | 01/01/2008 |
| 7312800 | Color correction of digital video images using a programmable graphics processing unit A system which utilizes the processing capabilities of the graphics processing unit (GPU) in the graphics controller. Each frame of each video stream or track is decoded into a buffer and a color profile indicating parameters of the color space of the video source i... | 12/25/2007 |
