Method and apparatus for arranging light emitting devices in projection systems
US7168810B2 · kind B2 · utility
6Cited by
11References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 23, 2004 |
| Grant date | Jan 30, 2007 |
| Priority date | — |
| Expiry date | May 10, 2024 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N9/315
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Embodiments of this invention include a system, method and apparatus for combining the light paths of a plurality of colored light emitting devices into a single light path with two reflecting devices and an optical combiner assembly in a projection system.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.