Rear projection display device having multiple mirrors that are substantially parallel to a screen
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United States of America Patent
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-
Jul 28, 2009
Grant Date -
Dec 15, 2005
app pub date -
May 24, 2005
filing date -
Aug 16, 2002
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
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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Cited Art Landscape
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