Motion stabilization in video frames using motion vectors and reliability blocks
US7649549B2 · kind B2 · utility
16Cited by
5References
7Claims
0Family size
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Key dates
| Filing date | Sep 22, 2005 |
| Grant date | Jan 19, 2010 |
| Priority date | — |
| Expiry date | Oct 21, 2027 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N23/682
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Stabilization for devices such as hand-held camcorders segments a low-resolution frame into a region of reliable estimation, finds a global motion vector for the region at high resolution, and uses the global motion vector to compensate for jitter.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.