Color balance processing apparatus wherein color component signals are corrected through comparison with a reference value
US4907076A · kind A · utility
10Cited by
11References
31Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 15, 1989 |
| Grant date | Mar 6, 1990 |
| Priority date | — |
| Expiry date | Jun 15, 2009 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N1/6016
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A color image information processing apparatus includes a plurality of color separation circuits for separating input information into image information for the respective colors on the basis of constants and a CPU for comparing the image information for each color with a predetermined value, wherein each separation circuit changes a corresponding constant in accordance with the result of the comparison by the CPU.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.