Technique for reducing transmission error propagation in an adap

Details Technique for reducing transmission error propagation in an adap Technique for reducing transmission error propagation in an adap

1979-12-26

1981-03-10

Britton, Howard W.

Facsimile and static presentation processing

Facsimile

Specific signal processing circuitry

358133, 358138, 364515, H04N 712

Patent

active

042557631

ABSTRACT:
Propagation of transmission errors in adaptively predicted, DPCM encoded video signals is reduced by including a leak circuit (114) in the encoder (FIG. 1). The leak circuit modifies each prediction in response to local characteristics in the area of the picture being encoded.

REFERENCES:
patent: 2905756 (1959-09-01), Graham

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