Method and apparatus of encoding color image information
US5307088A · kind A · utility
15Cited by
3References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 21, 1993 |
| Grant date | Apr 26, 1994 |
| Priority date | — |
| Expiry date | Jun 21, 2013 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N9/64
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Three chrominance signals representative of a color image are represented by a coordinate system in a uniform color space, and a probability of occurrence of colors on the color space and a correlation of the chrominance signals for pixels are referenced in encoding color image information signals.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.