Optical systems for reflective LCDs
US6972810B2 · kind B2 · utility
14Cited by
12References
36Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 1, 2001 |
| Grant date | Dec 6, 2005 |
| Priority date | — |
| Expiry date | Apr 12, 2022 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N9/3105
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Optical systems for projection optical devices which employ reflective LcoS panel (9, 14, 15) are provided. The systems provide high contrast, compact size, and high light throughput.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.