Wind noise reduction for audio reception
US9721584B2 · kind B2 · utility
4Cited by
4References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 14, 2014 |
| Grant date | Aug 1, 2017 |
| Priority date | — |
| Expiry date | Dec 30, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04S2420/07
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Wind noise reduction is described for audio signals received in a device. In one embodiment, an audio signal is decomposed into a plurality of sub-bands, the audio signal including wind noise, a first sub-band of the plurality of sub-bands low-pass filtered, wind noise is removed from the first sub band and the first sub-band is combined with the other sub-bands after removing wind noise.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.