Method and apparatus for encoding and decoding image by using large transformation unit
US8204320B2 · kind B2 · utility
13Cited by
19References
4Claims
0Family size
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Key dates
| Filing date | Jan 11, 2012 |
| Grant date | Jun 19, 2012 |
| Priority date | — |
| Expiry date | Jan 11, 2032 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N19/96
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Disclosed are an image encoding method and apparatus for encoding an image by grouping a plurality of adjacent prediction units into a transformation unit and transforming the plurality of adjacent prediction into a frequency domain, and an image decoding method and apparatus for decoding an image encoded by using the image encoding method and apparatus.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.