High quality color image compression system
US5172237A · kind A · utility
30Cited by
14References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 19, 1991 |
| Grant date | Dec 15, 1992 |
| Priority date | — |
| Expiry date | Dec 19, 2011 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N1/646
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A color image compression system and method provides an improved technique of combining various image processing techniques to obtain high quality color image compression. The present invention provides color image compression, especially high quality original images that require up to 24 bits of data per pixel. The present invention utilizes a delta quantizing technique between an array of pixels to provide an improved color image compression aspect.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.