发明名称 |
Image processing method and apparatus for error-dispersion digitization without moire or spurious stripe formation |
摘要 |
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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申请公布号 |
US5008950(A) |
申请公布日期 |
1991.04.16 |
申请号 |
US19880145593 |
申请日期 |
1988.01.19 |
申请人 |
CANON KABUSHIKI KAISHA |
发明人 |
KATAYAMA, AKIHIRO;OHSAWA, HIDEFUMI |
分类号 |
H04N1/405 |
主分类号 |
H04N1/405 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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