Video signal processing apparatus using multi-conversion stages
US6958784B2 · kind B2 · utility
2Cited by
6References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 7, 2001 |
| Grant date | Oct 25, 2005 |
| Priority date | — |
| Expiry date | Dec 13, 2023 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N9/87
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A video signal processing apparatus for processing a video signal containing first and second color difference signals so as to adjust colors of an image represented by the video signal is disclosed. The apparatus includes a plurality of gain setting sections for setting respective ones of gain conversion characteristics. The gain conversion characteristics are relevant to saturations indicated by color difference signals. First and second conversion sections are included for converting gains of the color difference signals based on input values of respective color difference signals and the pain conversion characteristics.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.