Color picture signal processing method and color picture...

Details Color picture signal processing method and color picture... Color picture signal processing method and color picture...

2007-02-27

2007-02-27

Moore, David (Department: 2625)

Facsimile and static presentation processing

Static presentation processing

Attribute control

C358S515000, C358S520000, C382S167000

Reexamination Certificate

active

10222883

ABSTRACT:
A color picture signal processing method includes the steps of: (a) inputting picture signal data; (b) converting the picture signal data to data of luminance Y and color differences Cr and Cb on a Y-Cr-Cb space; and (c) executing a color difference matrix calculation by using at least one pair of equations. By the invention, it may be is possible to obtain a color picture signal wherein a hue circle of a flesh color is suppressed.

REFERENCES:
patent: 6618502 (2003-09-01), Okada et al.
patent: 6816613 (2004-11-01), Tohyama et al.
patent: 2003/0038956 (2003-02-01), Aotsuka
patent: 2003/0179926 (2003-09-01), Yamazoe et al..
patent: 2004/0095432 (2004-05-01), Kakutani
patent: 2004/0263456 (2004-12-01), Miyachi et al.

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