Image processing apparatus

Details Image processing apparatus Image processing apparatus

1983-06-01

1987-06-23

Shoop, Jr., William M.

Photocopying

Including fiber optics

355 32, 355 40, 358 75, 358 78, H04N 146

Patent

active

046748610

ABSTRACT:
An image processing apparatus has a memory for storing codes representing types of input image data and a comparator for selecting one of a number of threshold patterns in accordance with the code and comparing the input data with the selected threshold pattern to produce an image signal.

REFERENCES:
patent: 4270141 (1981-05-01), Sakamoto
patent: 4305093 (1981-12-01), Nasu
patent: 4346401 (1982-08-01), Ohara
patent: 4393399 (1983-07-01), Gast et al.
patent: 4463374 (1984-07-01), Thompson
patent: 4464677 (1984-08-01), Kuhn et al.
patent: 4476487 (1984-10-01), Klie et al.

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