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Color CCD imager having a system for preventing reproducibility degradation of chromatic colors

  • US 5,253,047 A
  • Filed: 09/16/1991
  • Issued: 10/12/1993
  • Est. Priority Date: 09/14/1990
  • Status: Expired due to Term
First Claim
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1. A color video camera, comprising:

  • (a) a color imager including a color sensing device means for producing a plurality of different chrominance signals line-by-line and means for producing a luminance signal;

    (b) a luminance/chrominance (Y/C) signal processor means supplied with the luminance signal and the plurality of different chrominance signals for producing first, second and third primary color signals, said Y/C signal processor means having a matrix circuit with predetermined matrix coefficients;

    (c) means for detecting a color temperature of a video source;

    (d) control means for controlling the matrix coefficients in response to the output of said detecting means; and

    (e) means connected to receive said first, second, and third primary color signals and for outputting a video signal.

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