Determination of prediction direction in MPEG-4
US7095785B2 · kind B2 · utility
1Cited by
7References
9Claims
0Family size
Assignee
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Key dates
| Filing date | Jun 28, 2002 |
| Grant date | Aug 22, 2006 |
| Priority date | — |
| Expiry date | Aug 14, 2023 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N19/91
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
By noting the types (I or P) of macro blocks used for DC and/or AC prediction, one can determine the prediction direction without calculating the prediction-direction equation defined by the MPEG-4 standard.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.