RAM line storage for fixed pattern noise correction
US6473124B1 · kind B1 · utility
23Cited by
3References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 23, 1998 |
| Grant date | Oct 29, 2002 |
| Priority date | — |
| Expiry date | Apr 23, 2018 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N25/78
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A random access memory stores values indicative of fixed pattern noise from a pixel circuit, which are used to compensate the pixel output to compensate for the fixed pattern noise.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.