发明授权
US06614929B1 Apparatus and method of detecting character writing area in document, and document format generating apparatus
有权
在文件中检测字符写入区域的装置和方法以及文档格式生成装置
- 专利标题： Apparatus and method of detecting character writing area in document, and document format generating apparatus
- 专利标题（中）： 在文件中检测字符写入区域的装置和方法以及文档格式生成装置
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申请号： US09533593申请日： 2000-03-23
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公开(公告)号： US06614929B1公开(公告)日： 2003-09-02
- 发明人: Kazuaki Yokota
- 申请人： Kazuaki Yokota
- 优先权： JP2000-050957 20000228
- 主分类号： G06K934
- IPC分类号： G06K934
摘要：
An apparatus for detecting a character writing area inputs a plurality of images of written documents respectively having different characters recorded thereon to an existing document. The apparatus produces a common image and a differential image, based on the input images. By using of the common image and the differential image, a character-writing-areas are detected and an attribute is set for each of the areas. A format used for the written document is produced by using of the character-writing-areas and set attributes.
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