Electronic image scanner and copier system with color matrix image enhancement
US4641184A · kind A · utility
7Cited by
7References
18Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 14, 1984 |
| Grant date | Feb 3, 1987 |
| Priority date | — |
| Expiry date | Dec 14, 2004 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N1/60
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Image sensing and processing apparatus for use in an image facsimile system in which a subject is sensed in its primary red, green and blue colors as well as its complementary cyan, magenta and yellow colors to provide full color correction or enhancement as a function of color matrixing each primary color with its respective complementary color.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.