Chroma adjustment circuit

Details Chroma adjustment circuit Chroma adjustment circuit

1992-01-15

1994-05-10

Powell, Mark R.

Television

Image signal processing circuitry specific to television

Color television signal processing

307242, 307262, 348713, 348645, H04N 968

Patent

active

053112989

ABSTRACT:
Simplified apparatus for controlling the phase and amplitude of the chroma subcarrier of a television signal is disclosed. The phase control includes compensation so that the color burst amplitude is stable as the phase is varied.

REFERENCES:
patent: 2700698 (1955-01-01), Hammond
patent: 3514533 (1970-05-01), de Weger
patent: 3520991 (1970-07-01), Rhee et al.
patent: 3649851 (1972-03-01), Cohen
patent: 4174522 (1979-11-01), Taguchi
patent: 4346315 (1982-08-01), Roberts
patent: 4620220 (1986-10-01), Naimpally et al.
patent: 4970583 (1990-11-01), Karlock
patent: 5161005 (1992-11-01), Harradine

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