Methods and systems for maintenance and use of coded block pattern information
US7885471B2 · kind B2 · utility
26Cited by
22References
22Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 31, 2007 |
| Grant date | Feb 8, 2011 |
| Priority date | — |
| Expiry date | Jul 2, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N19/91
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Embodiments of the invention comprise systems and methods for managing and combining layers in a multi-layer bitstream comprising encoded image coefficients and encoded block pattern (Cbp) information wherein the Cbp information identifies regions in said bitstream that comprise transform coefficients.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.