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Class Information
Number: 348/609
Name: Television > Image signal processing circuitry specific to television > Noise or undesired signal reduction > Processing at encoder or transmitter (e.g., pre-correction) > Reduction of chrominance luminance cross-talk (e.g., precomb)
Description: Subject matter wherein the unwanted signal being reduced is a portion of the luminance signal in the chrominance signal or a portion of the chrominance signal in the luminance signal.

Sub-classes under this class:

Class Number Class Name Patents
348/610 Adaptive 39

Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8553155 System and method for three dimensional comb filtering Oct. 8, 2013
8514930 Phase detection apparatus and related phase detecting method Aug. 20, 2013
8508672 System and method for improving video image sharpness Aug. 13, 2013
8421926 Device for outputting luminance signal Apr. 16, 2013
8289452 Method and system for determining video deinterlacing scheme by checking combing phenomenon Oct. 16, 2012
8107011 Method and system for video evaluation in the presence of cross-chroma interference Jan. 31, 2012
8077997 Method and apparatus for image processing Dec. 13, 2011
8072546 Method and apparatus for reducing cross-luminance in an image display device Dec. 6, 2011
8063920 Display time control for images Nov. 22, 2011
8035748 Method and system for reducing composite video cross-chroma artifacts in movie material for a deinterlacer Oct. 11, 2011
7932954 Cross color and dot disturbance elimination apparatus and method Apr. 26, 2011
7929058 Digital video processing apparatus and control method thereof Apr. 19, 2011
7920211 Cross-color/dot interference reduction circuit, imaging apparatus having cross-color/dot interference function, and cross-color/dot interference reduction method Apr. 5, 2011
7889279 Method and apparatus for suppressing cross-coloration in a video display device Feb. 15, 2011
7868950 Reducing noise and artifacts in an image Jan. 11, 2011
7847862 Methods for cross color and/or cross luminance suppression Dec. 7, 2010
7755700 Motion-adaptive non-interlace conversion apparatus and conversion method Jul. 13, 2010
7742110 Comb filter system and method Jun. 22, 2010
7724308 Cross color suppressing apparatus and method thereof May. 25, 2010
7697075 Color-crossing error suppression system and method for decoded composite video signals Apr. 13, 2010
7671925 Circuits, methods, and computer program products for reducing cross-color artifacts in video data Mar. 2, 2010
7599008 Method and/or apparatus for cross-color and cross-luminance suppression using shimmer detection Oct. 6, 2009
7595842 System and method for three dimensional comb filtering Sep. 29, 2009
7567300 Video signal processor Jul. 28, 2009
7554610 Color-crossing error detection system and method for decoded composite video signals Jun. 30, 2009
7551232 Noise adaptive 3D composite noise reduction Jun. 23, 2009
7545442 Y/C separation with 3D comb filter Jun. 9, 2009
7532257 System and implementation for IF compensation for video decoders May. 12, 2009
7532254 Comb filter system and method May. 12, 2009
7511769 Interframe noise reduction for video Mar. 31, 2009
7420624 Three-dimensional video composite signal demodulating method and system capable of inhibiting pseudo-color noises Sep. 2, 2008
7355655 Systems and methods for separating luma and chroma information in a composite video signal Apr. 8, 2008
7345710 Systems and methods for processing composite television signals Mar. 18, 2008
7280159 Method and apparatus for cross color and/or cross luminance suppression Oct. 9, 2007
7271850 Method and apparatus for cross color/cross luminance suppression Sep. 18, 2007
7227587 System and method for three dimensional comb filtering Jun. 5, 2007
7106277 Image display apparatus and method Sep. 12, 2006
6900848 Crosstalk reduction in a video signal selector May. 31, 2005
6816155 Method of correcting gradation and image display system employing the same Nov. 9, 2004
6671420 Method for processing saturated intervals in video sequences Dec. 30, 2003
6333764 Video signal luminance and chrominance separation Dec. 25, 2001
6332056 Circuit arrangement for processing a video signal, including means for avoiding a vertical color shift at horizontal color transitions Dec. 18, 2001
6130723 Method and system for improving image quality on an interlaced video display Oct. 10, 2000
6052158 Using equalized data for filter selection in HDTV receiver Apr. 18, 2000
6023303 Video signal processing apparatus and method for preventing a signal dropout Feb. 8, 2000
6002447 Video signal processing apparatus Dec. 14, 1999
5959692 Television-signal processing apparatus and television-signal processing Sep. 28, 1999
5956095 Noise suppression apparatus Sep. 21, 1999
5808696 Color television video signal regenerator, including three video signal regeneration channels, with the input of one channel capable of receiving wider pass-band signals than the other two cha Sep. 15, 1998
5805238 Adaptive notch filter for removing residual subcarrier from component video Sep. 8, 1998

1 2

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