Noise cancelling microphone with reduced acoustic leakage
US8509459B1 · kind B1 · utility
7Cited by
0References
14Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 23, 2005 |
| Grant date | Aug 13, 2013 |
| Priority date | — |
| Expiry date | Jul 14, 2030 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2201/107
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Systems and methods for a noise canceling microphone and microphone system are disclosed. The system generally includes a housing with a printed circuit board forming a surface of the housing. Electrical terminals are located on an exterior side of the printed circuit board. A diaphragm is disposed within the housing. A first port in the housing remote from the printed circuit board provides access to one face of the diaphragm first face and a second port disposed in the housing remote from the printed circuit board provides access to a second face of the diaphragm.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.