Method and apparatus for video motion compensation, reduction and color formatting
US7589788B1 · kind B1 · utility
4Cited by
17References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 28, 2003 |
| Grant date | Sep 15, 2009 |
| Priority date | — |
| Expiry date | Jul 16, 2026 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N19/61
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A method and apparatus for video motion compensation, power of two reduction and color format conversion is disclosed. The motion compensation engine performs the MPEG-2 functions of half pel compensation, inverse discrete cosine transform and merge. Dual prime, field-based and frame-based macroblocks are supported. Data reduction may be performed in the vertical direction, the horizontal direction, or both.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.