Image data processing apparatus

Image analysis – Image compression or coding – Parallel coding architecture

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258426, G06K 936

Patent

active

054616816

ABSTRACT:
An image data processing apparatus comprises output means for outputting an image data for each pixel and compression means for compressing the image data supplied from the output means to an image data of a predetermined number of bits. The compression means compresses the image data in accordance with a dot pattern having a predetermined number of tone levels.

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patent: 4496989 (1985-01-01), Hirosawa
patent: 4566127 (1986-01-01), Sekiya et al.
patent: 4628366 (1986-12-01), Yamada
patent: 4665555 (1987-05-01), Alker et al.
patent: 4672679 (1987-06-01), Freeman
patent: 4727589 (1988-02-01), Hirose et al.
patent: 5038389 (1991-08-01), Mizuno

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