| 发明名称 |
Image area discriminating device |
| 摘要 |
An image area dicriminating device for a digital copier, facsimile machine, scanner or similar imaging equipment. The device determines whether areas constituting an input image each has undergone dot processing or not automatically.
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| 申请公布号 |
US5351138(A) |
申请公布日期 |
1994.09.27 |
| 申请号 |
US19910688930 |
申请日期 |
1991.04.23 |
| 申请人 |
RICOH COMPANY, LTD. |
发明人 |
SASAKI, TOMIO;KOBAYASHI, SHINJI;OBATA, MASAHITO |
| 分类号 |
H04N1/40;(IPC1-7):H04N1/40 |
主分类号 |
H04N1/40 |
| 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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