Method for conditioning a digital speech signal
US6775650B1 · kind B1 · utility
6Cited by
15References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 2, 2000 |
| Grant date | Aug 10, 2004 |
| Priority date | — |
| Expiry date | Jun 2, 2020 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG10L25/93
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
The invention concerns a method for conditioning a digital speech signal(s) processed by successive frames, which consists carrying out a harmonic analysis to estimate the pitch on each frame where it has a speech activity, and in oversampling at an oversampling frequency (fe) which is a multiple of the estimated pitch.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.