Device for adaptively adjusting video luminance and related method
US7535482B2 · kind B2 · utility
5Cited by
7References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 11, 2005 |
| Grant date | May 19, 2009 |
| Priority date | — |
| Expiry date | Mar 3, 2027 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2360/16
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A device includes a plurality of luminance adjustment tables, a luminance analysis unit for analyzing a luminance distribution of a plurality of pixels of a source video, and a dynamic luminance curve fitting unit electrically connected to the luminance analysis unit and the luminance adjustment tables for adjusting luminance levels of the pixels of the video based on one of the luminance adjustment tables selected according to the luminance distribution.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.