发明名称 |
High contrast fast liquid crystal display system |
摘要 |
An external electronically controlled illumination module utilizing polarizing beam splitters to split the light beam I from a projection lamp into two polarization states, selectively altering the state of each polarized light beam to reject a controlled portion of the light where the selectively altered beams are recombined and passed to the projection system optics.
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申请公布号 |
US6914654(B2) |
申请公布日期 |
2005.07.05 |
申请号 |
US20010052994 |
申请日期 |
2001.11.09 |
申请人 |
KONINKLIJKE PHILIPS ELECTRONICS N.V. |
发明人 |
JANSSEN PETER J. |
分类号 |
G02B5/30;G02F1/1335;G02F1/13363;G02F1/139;(IPC1-7):G02F1/133 |
主分类号 |
G02B5/30 |
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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