Hue control circuit

Details Hue control circuit Hue control circuit

1974-09-18

1976-04-13

Richardson, Robert L.

Facsimile and static presentation processing

Static presentation processing

Attribute control

H04N 9535

Patent

active

039507815

ABSTRACT:
A hue control circuit for use in a color television system to reproduce a normal flesh tone, which comprises means for reducing the Q component of a color signal in response to at least a (R-Y) color difference signal.

REFERENCES:
patent: 2888514 (1959-05-01), Pritchard
patent: 3662097 (1972-05-01), Rennick
patent: 3663744 (1972-05-01), Harwood
patent: 3708613 (1973-01-01), Nakabe et al.
patent: 3729578 (1973-04-01), Slusarski
patent: 3749825 (1973-07-01), Moore
patent: 3783186 (1974-01-01), Slavik et al.
patent: 3852807 (1974-12-01), Caprio et al.
Ekstrand, "A Flesh-tone Correction Circuit", IEEE Trans. Broadcast & Television Receivers (USA), Vol. BTR-17, No. 3 (Aug. 1971) pp. 182-189.

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