Coefficient coding harmonization in HEVC
US9106918B2 · kind B2 · utility
20Cited by
0References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 28, 2012 |
| Grant date | Aug 11, 2015 |
| Priority date | — |
| Expiry date | Feb 1, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N19/60
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Coefficient coding for transform units (TUs) during high efficiency video coding (HEVC), and similar standards, toward simplifying design while enhancing efficiency. Elements of the invention include coefficient coding for TUs with up-right diagonal scans being modified, and selectively applying multi-level significance map coding.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.