Adjustment of scan velocity modulation concurrent with the amoun

Details Adjustment of scan velocity modulation concurrent with the amoun Adjustment of scan velocity modulation concurrent with the amoun

1994-07-05

1996-12-24

Kostak, Victor R.

Television

Image signal processing circuitry specific to television

Transition or edge sharpeners

348625, H04N 5208

Patent

active

055877451

ABSTRACT:
A microprocessor generates an output signal in accordance with user controlled sharpness selection. The output signal is supplied to a video processor and to a scan velocity modulation circuit for concurrently varying in the same sense the amount of picture sharpness produced by the scan velocity modulation circuit and by the video processor.

REFERENCES:
patent: 3980819 (1976-09-01), Schwartz
patent: 5072300 (1991-12-01), Anderson
patent: 5164829 (1992-11-01), Wada
patent: 5179320 (1993-01-01), Tripod
patent: 5196941 (1993-03-01), Altmanshofer
Data sheet AN5342K--Contour Correction IC--published prior to Applicants' filing date.

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