Systems and methods for detecting defective pixels in a video sequence
US9161029B1 · kind B1 · utility
4Cited by
4References
10Claims
0Family size
Assignee
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Key dates
| Filing date | Jul 3, 2014 |
| Grant date | Oct 13, 2015 |
| Priority date | — |
| Expiry date | Jul 3, 2034 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06T2207/30168
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Systems and methods for detecting defective pixels in a video sequence having a plurality of frames, the method comprising determining one or more frames of a single scene and determining a plurality of buffers of each frame related to the single scene, detecting one or more candidate pixels for a first predefined number of frames, tracking the detected one or more candidate pixels for a second predetermined number of frames, validating the one or more candidate pixels for presence of defect and marking a candidate pixel from the one or more candidate pixels as a defective pixel based on one or more predefined conditions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.