发明授权
US6128401A Image reading or processing with ability to prevent copying of certain
originals
失效
具有防止某些原稿复制的能力的图像读取或处理
- 专利标题： Image reading or processing with ability to prevent copying of certain originals
- 专利标题（中）： 具有防止某些原稿复制的能力的图像读取或处理
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申请号： US748748申请日： 1996-11-18
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公开(公告)号： US6128401A公开(公告)日： 2000-10-03
- 发明人: Yoshiyuki Suzuki , Masahiro Funada , Kenichi Outa , Michio Kawase
- 申请人： Yoshiyuki Suzuki , Masahiro Funada , Kenichi Outa , Michio Kawase
- 申请人地址： JPX Tokyo
- 专利权人： Canon Kabushiki Kaisha
- 当前专利权人： Canon Kabushiki Kaisha
- 当前专利权人地址： JPX Tokyo
- 优先权： JPX1-031415 19890210; JPX1-031419 19890210; JPX1-106711 19890425; JPX1-111025 19890427
- 主分类号： G03G15/00
- IPC分类号： G03G15/00 ; G03G21/04 ; G06T1/00 ; G07D7/12 ; G07D7/16 ; G07D7/20 ; H04N1/00 ; G06K9/00
摘要：
There is disclosed an apparatus for image reading or processing, that can precisely identify a particular pattern, such as of banknotes or securities of faithful copying of which is to be prohibited. The apparatus is provided with a detecting unit for detecting positional information of an original image, and a discriminating unit for extracting the pattern data of a certain part of the original image and discriminating whether the original image is the predetermined image, based on the similarity between the pattern data and the predetermined pattern.
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