Image processing method and apparatus for error-dispersion digitization without moire or spurious stripe formation

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United States of America Patent

PATENT NO 5008950
SERIAL NO

07145593

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Abstract

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There is provided an improvement on the error dispersion method for binary digitizing of an image, in which an area of plural pixels is digitzed, and the error into the digitizing is dispersed in a neighboring area of plural pixels. In the latter area the digitization is conducted according to the image data of plural pixels and the error data dispersed into this area.

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Patent Owner(s)

Patent OwnerAddress
CANON KABUSHIKI KAISHA A CORP OF JAPAN30-2 3-CHOME SHIMOMARUKO OHTA-KU TOKYO

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Katayama, Akihiro Kawasaki, JP 249 4341
Ohsawa, Hidefumi Urawa, JP 36 933

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