Audio system with feedback cancellation
US9179223B2 · kind B2 · utility
1Cited by
4References
43Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 8, 2009 |
| Grant date | Nov 3, 2015 |
| Priority date | — |
| Expiry date | Jun 27, 2032 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R3/02
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An audio system includes a signal processor for processing an audio signal, and a feedback suppressor circuit configured for modelling a feedback signal path of the audio system by provision of a feedback compensation signal based on sets of feedback model parameters for the feedback signal path that are stored in a repository.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.