Image data processor

Facsimile and static presentation processing – Facsimile – Specific signal processing circuitry

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Details

358448, 358461, 358463, H04N 140

Patent

active

051404443

ABSTRACT:
An image data processor including various subprocessors arranged in a pipeline for carrying out functions such as pixel normalization, background suppression, spot and void removal, image scaling, and size detection.

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Patent Abstract of Japan-vol. 12, No. 207 (E-621) Jan. 11, 1988.
Some Extensions of the Ordering Techniques for Compression of Two-Level Facsimile Pictures, F. W. Mounts, A. N. Netravali & K. A. Walsh 1978 AT&T Company The Bell System Technical Journal pp. 3057-3067.
Twodimensional Facsimile Source Encoding Based on a Markov Model by Dieter Preus NTZ-Aufsatze pp. 358-363.
Ordering Techniques for Coding of Two-Tone Facsimile Pictures by A. N. Netravali, F. W. Mounts & E. G. Bowen 1976 AT&T Company-The Bell System Technical Journal pp. 1539-1553.

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