Luminance signal noise suppressor

Details Luminance signal noise suppressor Luminance signal noise suppressor

1991-07-15

1993-04-06

Groody, James J.

Facsimile and static presentation processing

Facsimile

Specific signal processing circuitry

358162, H04N 521, H04N 5208

Patent

active

052008240

ABSTRACT:
A luminance signal noise suppressor for suppressing noise of a video luminance signal automatically in a television receiver or the like in response to possible large noise which is detected as a high voltage by detecting high frequency components of an input video luminance signal band, and a noise suppression circuit is enabled or the correction quantity of a contour correction circuit is decreased.

REFERENCES:
patent: 4768094 (1988-08-01), Ichinoi

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