Circuit for separating chroma and luminance information in a com

Details Circuit for separating chroma and luminance information in a com Circuit for separating chroma and luminance information in a com

1976-10-12

1978-02-14

Richardson, Robert L.

Facsimile and static presentation processing

Static presentation processing

Attribute control

358 37, 358 38, 358904, H04N 900, H04N 9535

Patent

active

040743217

ABSTRACT:
This invention relates to the television art. Specifically, apparatus for separating luminance and chroma information in a color video signal using comb filtering techniques is provided. Picture quality is enhanced by increasing frequency content while decreasing noise in the recovered chroma signals. Separation is achieved with a minimum compromise in vertical resolution.

REFERENCES:
patent: 3674920 (1972-07-01), Faroudja
patent: 3707596 (1972-12-01), Kuhn
patent: 3836707 (1974-09-01), Murakami et al.
patent: 3858240 (1974-12-01), Golding et al.
patent: 3895393 (1975-07-01), Drummond et al.
patent: 3931637 (1976-01-01), Carpenter
patent: 3971064 (1976-07-01), Milbourn
patent: 3984631 (1976-10-01), Avicola

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