HDR displays and control systems therefor
US7581837B2 · kind B2 · utility
18Cited by
93References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 31, 2007 |
| Grant date | Sep 1, 2009 |
| Priority date | — |
| Expiry date | Jul 31, 2027 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2320/064
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A display has a screen which incorporates a light modulator. The screen may be a front projection screen or a rear-projection screen. Elements of the light modulator may be controlled to adjust the intensity of light emanating from corresponding areas on the screen. The display may provide a high dynamic range.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.