Vehicle accessory microphone
US6882734B2 · kind B2 · utility
34Cited by
85References
49Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 14, 2002 |
| Grant date | Apr 19, 2005 |
| Priority date | — |
| Expiry date | Jun 24, 2022 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2499/13
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A microphone assembly includes one or more transducers positioned in one or more housings. A processing circuit is coupled to the transducer for outputting an electrical signal such that the microphone in combination with the processing circuit very effectively cancels noise. The microphone assembly can be employed in a vehicle accessory.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.