Method and apparatus for processing digital image to be displayed on display device with backlight module
US7825938B2 · kind B2 · utility
6Cited by
1References
18Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 6, 2007 |
| Grant date | Nov 2, 2010 |
| Priority date | — |
| Expiry date | Apr 23, 2029 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2360/16
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A method and apparatus for processing a digital image to be displayed on a display panel illuminated with a backlight module. The backlight module is set to a specific backlight duty according to a luminance statistic of the digital image. The digital image is remapped through a tone mapping function formed according to the specific backlight duty and the luminance statistic.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.