Image color enhancement
US8542918B2 · kind B2 · utility
3Cited by
5References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 28, 2010 |
| Grant date | Sep 24, 2013 |
| Priority date | — |
| Expiry date | Mar 22, 2032 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06T5/92
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Some embodiments of the invention provide a non-linear image-enhancement method to enhance an image that includes a number of picture elements. The non-linear enhancement method adjusts the brightness value of each pixel in the image and adjusts at least one chromatic value of each pixel in the image based on the adjustment to the brightness value of that pixel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.