Linear predictive analysis-by-synthesis encoding method and encoder
US6732069B1 · kind B1 · utility
1Cited by
6References
14Claims
0Family size
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Key dates
| Filing date | Sep 15, 1999 |
| Grant date | May 4, 2004 |
| Priority date | — |
| Expiry date | Sep 15, 2019 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG10L19/083
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A linear predictive analysis-by-synthesis encoder includes a search algorithm block (50) and a vector quantizer (58) for vector quantizing optimal gains from a plurality of subframes in a frame. The internal encoder states are updated (50, 52, 54, 56) using the vector quantized gains.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.