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Class Information
Number: 345/601
Name: Computer graphics processing, operator interface processing, and selective visual display systems > Computer graphics processing > Attributes (surface detail or characteristic, display attributes) > Color or intensity > Color bit data modification or conversion > Using look up table
Description: Subject matter wherein the bits representing an image s pixel are transformed or modified by using a color look up table.

Sub-classes under this class:

Class Number Class Name Patents
345/602 Plural look up tables 244

Patents under this class:
1 2 3 4 5 6 7 8 9 10

Patent Number Title Of Patent Date Issued
7023451 System for reducing crosstalk Apr. 4, 2006
7023582 Image processing apparatus Apr. 4, 2006
7019760 Method and apparatus for fast computation of associative operations over fixed size regions of a digital image Mar. 28, 2006
7015928 Graphics display system with color look-up table loading mechanism Mar. 21, 2006
7012618 Method and device for processing video signals for presentation on a display and corresponding computer program product Mar. 14, 2006
7009621 Method and computer program product for reducing colormap flashing Mar. 7, 2006
7009734 Method and apparatus for forming color transform lookup table, and image processing method Mar. 7, 2006
6999617 Image processing method and apparatus Feb. 14, 2006
6999098 Apparatus for converting floating point values to gamma corrected fixed point values Feb. 14, 2006
6996271 Apparatus and method for image processing and storage medium for the same Feb. 7, 2006
6992683 Color conversion apparatus and method thereof Jan. 31, 2006
6980222 Method and apparatus for implementing dynamically sizable color tables Dec. 27, 2005
6980221 Method for representing a digital color image using a set of palette colors Dec. 27, 2005
6975331 Method and system for efficient interpolation using programmable node spacing Dec. 13, 2005
6967647 Method of controlling display brightness of portable information device, and portable information device Nov. 22, 2005
6961065 Image processor, components thereof, and rendering method Nov. 1, 2005
6957083 Mobile telephone Oct. 18, 2005
6950110 Methods and apparatus for converting color values Sep. 27, 2005
6940521 Gray scale processing system and display device Sep. 6, 2005
6933947 Alpha correction to compensate for lack of gamma correction Aug. 23, 2005
6927780 Fast text/graphics resolution improvement with chain-code table look-up Aug. 9, 2005
6914615 Graphic display apparatus, character display apparatus, display method, recording medium, and program Jul. 5, 2005
6909435 Reduction of gamma correction contouring in liquid crystal on silicon (LCOS) displays Jun. 21, 2005
6906727 Method of reproducing a gray scale image in colors Jun. 14, 2005
6897877 Method and apparatus for managing dynamically sizeable color tables May. 24, 2005
6891540 Apparatus and method for line drawing May. 10, 2005
6888961 Profile producing method and profile producing apparatus May. 3, 2005
6853384 Liquid crystal display device and driving method thereof Feb. 8, 2005
6850246 Screen display unit capable of displaying greater number of colors on the same screen Feb. 1, 2005
6839053 Hand-drawing capture via interface surface and processing sensor Jan. 4, 2005
6833836 Image rendering process for displaying three-dimensional image information on a two-dimensional screen Dec. 21, 2004
6819330 Graphics display System with color look-up table loading mechanism Nov. 16, 2004
6819331 Method and apparatus for updating a color look-up table Nov. 16, 2004
6816155 Method of correcting gradation and image display system employing the same Nov. 9, 2004
6812931 Rendering process Nov. 2, 2004
6809740 Dithered quantization using neighborhood mask array to approximate interpolate Oct. 26, 2004
6809422 One-chip image processing apparatus Oct. 26, 2004
6801214 Three-dimensional graphics system reducing color data/bits in drawing operations for faster processing Oct. 5, 2004
6784894 Mapping time-sorted to direction-sorted triangle vertices Aug. 31, 2004
6781596 Methods and apparatus for converting color values Aug. 24, 2004
6781595 Image processing apparatus and method, and recording medium therefor Aug. 24, 2004
6778185 Method and apparatus for mapping colors into a color gamut Aug. 17, 2004
6778183 Method and system for adaptive color and contrast for display devices Aug. 17, 2004
6774875 Method for compensating luminance of a plasma display panel Aug. 10, 2004
6771275 Processing system and method using a multi-dimensional look-up table Aug. 3, 2004
6768485 Color image display device Jul. 27, 2004
6762770 Method and system for the representation of color and other attributes in bitmap fonts Jul. 13, 2004
6760032 Hardware-implemented cellular automata system and method Jul. 6, 2004
6760019 Methods and apparatus for facilitating the sharing of computer graphics operations Jul. 6, 2004
6747660 Method and system for accelerating noise Jun. 8, 2004

1 2 3 4 5 6 7 8 9 10

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