Signal defect compensator

Details Signal defect compensator Signal defect compensator

1977-03-23

1978-10-24

Martin, John C.

Facsimile and static presentation processing

Static presentation processing

Attribute control

358 8, 360 38, H04N 578, H04N 9535

Patent

active

041224892

ABSTRACT:
A signal defect compensator is provided which develops a replacement video signal for use during a signal dropout. The replacement video comprises video image information from the horizontal lines both before and after the line on which the dropout occurs, the replacement video being obtained by summing video from a current scanning line with video from a channel including a 2H delay, the video channel further including means for insuring the chroma portion of the replacement video being of the proper phase.

REFERENCES:
patent: 3586762 (1971-06-01), Hodge et al.
patent: 3949416 (1976-04-01), Stalley et al.
patent: 4021852 (1977-05-01), Hurst et al.

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