Speckle reduction in display systems that employ coherent light sources
US8068267B2 · kind B2 · utility
1Cited by
2References
23Claims
0Family size
Assignee
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Key dates
| Filing date | Sep 30, 2008 |
| Grant date | Nov 29, 2011 |
| Priority date | — |
| Expiry date | Mar 12, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01S5/0652
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Speckle effect in display system is reduced by utilizing the instability of phase-coherent light and the transmission of the instable phase-coherent light through a multi-mode optical fiber with a suitable length.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.