Motion estimation using block matching indexing
US8913661B2 · kind B2 · utility
20Cited by
13References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 16, 2010 |
| Grant date | Dec 16, 2014 |
| Priority date | — |
| Expiry date | Apr 21, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N19/61
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A method of compressing video data, the method comprising: providing image data for each of a plurality of image portions; determining an index value for each of said image portions based on the respective image data; for a target image portion to be encoded, identifying a matching image portion having an index value within a search threshold of the index value of the target image portion; and generating difference data for the target image portion relative to the matching image portion, and including the difference data in an encoded video signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.