发明名称 |
USING AN ELECTRONIC PAPER-BASED SCREEN TO IMPROVE CONTRAST |
摘要 |
The invention relates to a projection video system, which comprises a control system for receiving an input video stream. In order to improve the visibility of a projected image so that the projection video system can be satisfactorily used in illuminated rooms, the control system splits the video stream into a first and a second group of image components, 5 and the projection video system further comprises an electronic paper screen system for generating images created by the first group of image components and a projector system for projecting images created from the second group of image components onto the electronic paper screen. |
申请公布号 |
WO2004088991(A3) |
申请公布日期 |
2004.12.16 |
申请号 |
WO2004IB50344 |
申请日期 |
2004.03.26 |
申请人 |
KONINKLIJKE PHILIPS ELECTRONICS N.V.;BAKER, KEITH |
发明人 |
BAKER, KEITH |
分类号 |
G09G3/00;H04N5/66;H04N5/74 |
主分类号 |
G09G3/00 |
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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