发明名称 |
Method and apparatus for detecting vertical direction of document |
摘要 |
The present invention provides a method and an apparatus for reliably detecting the upside and downside vertical direction of an image, such as characters on a document. The method involves judging the upside and downside vertical direction of the characters in each line, and specifying the upside and downside vertical direction of the characters on the entire image on the basis of the vertical directions detected line by line.
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申请公布号 |
US5923790(A) |
申请公布日期 |
1999.07.13 |
申请号 |
US19960590469 |
申请日期 |
1996.01.23 |
申请人 |
OMRON CORPORATION |
发明人 |
MIWA, TETSUYA;YAMAGUCHI, YOSHINORI |
分类号 |
B41J2/485;B41J5/30;G06K9/20;G06K9/32;G06K9/36;H04N1/387;(IPC1-7):G06K9/36 |
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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