Method and device for correcting chrominance signal

Details Method and device for correcting chrominance signal Method and device for correcting chrominance signal

1983-03-25

1985-04-16

Martin, John C.

Facsimile and static presentation processing

Static presentation processing

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H04N 9535

Patent

active

045119163

ABSTRACT:
A method and a device for correcting a chrominance signal is arranged such that, in obtaining a carrier chrominance signal by modulating a subcarrier with an input chrominance signal, a first hue component which has a phase about plus 90.degree. relative to the phase of the subcarrier of a specific hue component of the input chrominance signal and a second hue component which has a phase about minus 90.degree. relative thereto are taken out; when the first and second hue components are sufficiently small, the carrier chrominance signal is corrected to correct the color of the specific hue component without affecting other colors.

REFERENCES:
patent: 4296432 (1981-10-01), Engel et al.

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