Apparatus for controlling color temperature
US8493514B2 · kind B2 · utility
10Cited by
9References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 16, 2008 |
| Grant date | Jul 23, 2013 |
| Priority date | — |
| Expiry date | May 22, 2032 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N9/73
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Disclosed is the apparatus for controlling color temperature enabling the color region determiner to determine whether the inputted chroma signal value in pixels belongs to a pre-set achromatic color region or a chromatic color region, and the color temperature corrector to correct the chroma signal gains according to the determined achromatic color region or chromatic color region.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.