发明名称 |
Bildverarbeitungsverfahren und -gerät |
摘要 |
<p>A reduced image is enlarged, difference data between the enlarged image and an original image is obtained, and the difference data is compressed. Image data is restored by enlarging the reduced image, and expanding the difference data. When compression cannot be performed to a data size equal to or smaller than a predetermined data size, compressed difference data is not stored. <IMAGE></p> |
申请公布号 |
DE69226126(D1) |
申请公布日期 |
1998.08.13 |
申请号 |
DE1992626126 |
申请日期 |
1992.04.21 |
申请人 |
CANON K.K., TOKIO/TOKYO, JP |
发明人 |
ONODERA, KEN, C/O CANON KABUSHIKI KAISHA, OHTA-KU, TOKYO, JP |
分类号 |
B41J2/485;B41J2/505;B41J5/30;G06K15/00;H04N7/46;(IPC1-7):G06K15/02 |
主分类号 |
B41J2/485 |
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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