Apparatus for processing video signals

Details Apparatus for processing video signals Apparatus for processing video signals

1984-09-21

1985-05-14

Martin, John C.

Facsimile and static presentation processing

Facsimile

Recording apparatus

358283, 382 50, H04N 140

Patent

active

045176060

ABSTRACT:
A video signal processing apparatus for encoding video into binary signals employs dither coding. The apparatus comprises a device for setting a plural number of divided areas of an original image and a processing circuit for processing video signals corresponding to the respective divided areas using different dither patterns.

REFERENCES:
patent: 3739082 (1973-06-01), Lippel
patent: 4032978 (1977-06-01), Wong
patent: 4124870 (1978-11-01), Schatz et al.
patent: 4258393 (1981-03-01), Ejiri et al.
patent: 4303948 (1981-12-01), Arai et al.
patent: 4320419 (1982-03-01), Cottriall
patent: 4327380 (1982-04-01), Yamada et al.
patent: 4349846 (1982-09-01), Sekigawa

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