Method and apparatus for compressing reference frames in an interframe video codec
US6130911A · kind A · utility
29Cited by
7References
25Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 21, 1997 |
| Grant date | Oct 10, 2000 |
| Priority date | — |
| Expiry date | Nov 21, 2017 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N19/61
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An reference image compressor for use in an encoding system or a decoding system. The reference image compressor includes compression circuitry and decompression circuitry. The compression circuitry compresses reference frame information. The decompression circuitry decompresses at least a portion of the reference frame information where the portion is selected in response to a motion vector.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.