Colour balance processor
US9264684B2 · kind B2 · utility
0Cited by
2References
16Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 16, 2014 |
| Grant date | Feb 16, 2016 |
| Priority date | — |
| Expiry date | Jul 16, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N23/74
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
The color distortion of an image caused by improper white balance when illuminated using a dual light source can be alleviated by masking a weighted central area of the image, and then determining an impact metric indicating the combined impact of the brightness and pixel color components for the masked weighted central area.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.