发明名称 |
System and method for providing overhead projection |
摘要 |
The present invention is directed to a system and method for providing an overhead image. A scan region receives a document containing an image to be projected. An illumination element illuminates the document to produce image light. A means for capturing and digitizing captures and digitizes the image light as digital information. A video subsystem produces a projection image from the digital information.
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申请公布号 |
US2003043347(A1) |
申请公布日期 |
2003.03.06 |
申请号 |
US20010943050 |
申请日期 |
2001.08.30 |
申请人 |
OROZCO GENARO ANTONIO FERNANDEZ |
发明人 |
OROZCO GENARO ANTONIO FERNANDEZ |
分类号 |
G03B21/00;(IPC1-7):G03B21/00 |
主分类号 |
G03B21/00 |
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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