发明名称 |
Method and apparatus for detecting document size in an imaging system |
摘要 |
Apparatus for detecting a dimension of a generally rectangular document in a system where the document is carried over a track to a station where the document is scanned by a sensor to create a digital image thereof. Pixel vales along a scan line which includes a portion of the track as well as the document are analyzed and provide an indication of the size of the document.
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申请公布号 |
US5020124(A) |
申请公布日期 |
1991.05.28 |
申请号 |
US19890419530 |
申请日期 |
1989.10.10 |
申请人 |
UNISYS CORPORATION |
发明人 |
D'AOUST, ROBERT;WILLIAMS, DAVID C. |
分类号 |
G06T1/20 |
主分类号 |
G06T1/20 |
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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