Multi-symbol/coefficient decode operation for Huffman codes
US6956511B2 · kind B2 · utility
20Cited by
27References
27Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 7, 2004 |
| Grant date | Oct 18, 2005 |
| Priority date | — |
| Expiry date | Oct 7, 2024 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03M7/425
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
Method and apparatus for use in Huffman decoding are described. In exemplary systems, a JPEG Huffman decoder is capable of simultaneously decoding multiple coefficients and/or symbols in a single table lookup. Methods for designing, building, and using such a table are included. Other embodiments are described and claimed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.