发明授权
- 专利标题： Rear projection display device having multiple mirrors that are substantially parallel to a screen
- 专利标题（中）： 背投影显示装置具有基本上平行于屏幕的多个反射镜
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申请号： US11137702申请日： 2005-05-24
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公开(公告)号： US07567380B2公开(公告)日： 2009-07-28
- 发明人: Mark David Peterson , Jeffrey Alan Gohman
- 申请人： Mark David Peterson , Jeffrey Alan Gohman
- 申请人地址： US OR Wilsonville
- 专利权人： InFocus Corporation
- 当前专利权人： InFocus Corporation
- 当前专利权人地址： US OR Wilsonville
- 代理机构： Alleman Hall McCoy Russell & Tuttle LLP
- 主分类号： G03B21/56
- IPC分类号： G03B21/56 ; G03B21/60 ; G03B21/26
摘要：
The ultra-thin rear projection display device described herein includes a wide angle lens system and one or more planar mirrors that are parallel to a screen on which an image is to be displayed. In one embodiment, the screen that has multiple groove angles to provide better illumination than screens with a single groove angle.
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