Color enhancement technique using skin color detection
US7853094B2 · kind B2 · utility
22Cited by
218References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 28, 2006 |
| Grant date | Dec 14, 2010 |
| Priority date | — |
| Expiry date | May 29, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N1/628
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A method for enhancing the color of an image to be displayed on a display includes receiving an image having a plurality of pixels where each of the pixels has a plurality of color components. The image is filtered using a spatial filter in such a manner that the lower frequency content of the image is enhanced in such a manner that the color gamut of the lower frequency content is increased. The filtered image is modified such that the higher frequency content of the image to obtain a modified image that includes the higher frequency content and the lower frequency content.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.