Speech detection system in an audio signal in noisy surrounding
US7359856B2 · kind B2 · utility
7Cited by
11References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 15, 2002 |
| Grant date | Apr 15, 2008 |
| Priority date | — |
| Expiry date | Dec 1, 2023 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG10L25/93
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A method of detecting speech in an audio signal comprises a step of obtaining information on the energy of the audio signal, the energy information then being used to detect speech in the audio signal. The method further comprises a step of obtaining information on the voicing of the audio signal, the voicing information then being used in conjunction with the energy information to detect speech in the audio signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.