Vertical contour correction device

Details Vertical contour correction device Vertical contour correction device

1984-11-26

1987-04-14

Britton, Howard W.

Facsimile and static presentation processing

Facsimile

Specific signal processing circuitry

358162, H04N 514

Patent

active

046582959

ABSTRACT:
A vertical contour correction device for imparting preshoot and overshoot to a video signal from a video source and correcting the vertical contour of the video signal in the vertical direction as well as the horizontal direction. The contour device utilizes only a single delay means and a plurality of amplifiers which have their gains and polarities fixed at a predetermined relationship with one another.

REFERENCES:
patent: 4047224 (1977-09-01), Yamaguti
patent: 4481537 (1984-11-01), Tanaka
patent: 4558347 (1985-12-01), Pritchard et al.
patent: 4558354 (1985-12-01), Tanaka

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