Density conversion in image reproduction

Details Density conversion in image reproduction Density conversion in image reproduction

1985-05-07

1987-12-01

Coles, Sr., Edward L.

Facsimile and static presentation processing

Facsimile

Recording apparatus

358283, 358298, H04H 140

Patent

active

047108231

ABSTRACT:
In converting image data density, image data obtained from an input scanning means are distributed into several groups, and then the logical sum of each of the groups is obtained.

REFERENCES:
patent: 4328426 (1982-05-01), D'Ortezio
patent: 4366506 (1982-12-01), Ejiri et al.
patent: 4495522 (1985-01-01), Matsunawa et al.
patent: 4533942 (1985-08-01), Gall et al.
patent: 4533958 (1985-08-01), Herget
patent: 4551768 (1898-11-01), Tsuchiya et al.

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