Method and apparatus to detect a dead pixel of an image sensor and method and apparatus to capture an image from an image sensor
US8149305B2 · kind B2 · utility
2Cited by
4References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 18, 2007 |
| Grant date | Apr 3, 2012 |
| Priority date | — |
| Expiry date | Jul 23, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N25/683
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A method and apparatus to detect a dead pixel in an image sensor having a pixel array to generate a plurality of image frames, and a method and apparatus to capture an image from the image sensor detect a dead pixel in the image sensor. A change of a scene of the image frames is sensed, and a detection operation to detect a dead pixel in the pixel array is performed if the change of the scene is sensed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.