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Class Information
Number: 348/649
Name: Television > Image signal processing circuitry specific to television > Hue control
Description: Subject matter including apparatus for causing the hue of the displayed signal to change.


Sub-classes under this class:

Class Number Class Name Patents
348/654 By phase change of chrominance signal or subcarrier 53
348/651 Digital 57
348/652 Fleshtone corrector (e.g., fixed) 47
348/650 Scene by scene color correction 45


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
7593066 Chrominance control unit and method for video images Sep. 22, 2009
7583318 Apparatus and method for controlling hue and luminance in image display device Sep. 1, 2009
7483082 Method and system for automatic color hue and color saturation adjustment of a pixel from a video source Jan. 27, 2009
7479991 Digital camera, and signal processing method and signal processing apparatus for the same Jan. 20, 2009
7477286 Rectangular gamut display Jan. 13, 2009
7460181 Blue stretch using restricted color range and soft transition boundary Dec. 2, 2008
7450183 Method and apparatus for compensating for luminance of color signal Nov. 11, 2008
7423696 Concurrent luminance-saturation adjustment of digital images Sep. 9, 2008
7408558 Laser-based display having expanded image color Aug. 5, 2008
7405771 Method and device for independent color management Jul. 29, 2008
7397588 Generation of hue slice table for gamut mapping Jul. 8, 2008
7382415 Color correction processing circuit by each hue Jun. 3, 2008
7355611 Method and arrangement for improving image quality on a display of an imaging device Apr. 8, 2008
7352409 Blue stretch circuit and level detection circuit Apr. 1, 2008
7348992 Apparatus for and method of color compensation Mar. 25, 2008
7324118 Super imposed image display color selection system and method Jan. 29, 2008
7289164 System and method for color palette conversion from TV unsafe to TV safe colors Oct. 30, 2007
7259798 Image compensation apparatus Aug. 21, 2007
7253845 Color non-uniformity correction for LCOS Aug. 7, 2007
7248288 Signal processing apparatus and method for reducing jaggedness on color image edge and image sensing apparatus having same Jul. 24, 2007
7215366 Tone correcting circuit and hue correcting circuit May. 8, 2007
7199839 Color signal processing device for multi-primary color display and method thereof Apr. 3, 2007
7196735 Method for determining an adjustment amount to an input chroma Mar. 27, 2007
7193659 Method and apparatus for compensating for chrominance saturation Mar. 20, 2007
7190831 Method for squeezing an input hue toward a region of preferred hue Mar. 13, 2007
7187799 Method for determining a hue adjustment to an input hue Mar. 6, 2007
7158146 Image processing apparatus and method Jan. 2, 2007
7139037 Circle correction in digital low-pass filter Nov. 21, 2006
7126614 Digital, hardware based, real-time color space conversion circuitry with color saturation, brightness, contrast and hue controls Oct. 24, 2006
7123308 Video data correction capable of exactly correcting hue, chroma and/or luminance signal Oct. 17, 2006
7102695 Adaptive contrast and brightness enhancement with color preservation Sep. 5, 2006
7098965 Digital video signal processing system and method Aug. 29, 2006
7057671 Image and video processing with chrominance attenuation Jun. 6, 2006
7038734 System and method for color palette conversion from TV unsafe to TV safe colors May. 2, 2006
7027067 Image processing apparatus and method Apr. 11, 2006
6987583 Color difference hue control system Jan. 17, 2006
6985524 Apparatus and method for adjusting real time video to compensate for color blindness Jan. 10, 2006
6970208 Block move engine with gamma and color conversions Nov. 29, 2005
6963362 Image pickup apparatus having flash and color adjustment control Nov. 8, 2005
6961098 TV encoder with a function of adjusting hue Nov. 1, 2005
6958784 Video signal processing apparatus using multi-conversion stages Oct. 25, 2005
6950097 Video display interface controller for host video display unit Sep. 27, 2005
6903782 System and method for performing segmentation-based enhancements of a video image Jun. 7, 2005
6888579 Method and system for tint control for component video signals May. 3, 2005
6882372 Method and system for color balance control for component video signals Apr. 19, 2005
6876399 Image sensing apparatus for microscope Apr. 5, 2005
6798462 Method of processing signals and apparatus for signal processing Sep. 28, 2004
6788308 System and method for improving the readability of text Sep. 7, 2004
6775028 Non-linear method of mapping the lightness and chroma of a display device gamut onto a printing device gamut Aug. 10, 2004
6686971 Device and method for decoding television video signal Feb. 3, 2004

1 2 3 4


 
 
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