Sharpness control for a television image
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Jun 9, 1992
Grant Date -
N/A
app pub date -
Oct 1, 1990
filing date -
Oct 1, 1990
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A video signal processing system includes a signal interpolator associated with time compression/expansion apparatus. The interpolator is preceded by a high frequency peaking network which responds to a variable control signal representative of a desired amount of displayed image sharpness. In a disclosed embodiment the peaking network responds to a control signal which is a function of a distance between image pixels, and a variable signal from a viewer adjustable image sharpness control.
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