发明名称 |
Image reading apparatus and image reading unit and control apparatus |
摘要 |
All of reference data are stored into a memory of a device main body and the reference data according to a condition at that time is written into a reference data memory built in an image processing IC of a scanner cartridge. By correcting an image signal by using the reference data, an image can be read at a high quality without increasing a memory capacity in the cartridge.
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申请公布号 |
US6134030(A) |
申请公布日期 |
2000.10.17 |
申请号 |
US19970861580 |
申请日期 |
1997.05.22 |
申请人 |
CANON KABUSHIKI KAISHA |
发明人 |
KANEKO, KIYOSHI;NAKATANI, AKIHIKO |
分类号 |
H04N1/60;H04N1/028;H04N1/04;H04N1/401;H04N1/407;H04N1/48;(IPC1-7):H04N1/46 |
主分类号 |
H04N1/60 |
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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