Differential microphone assembly
US7676052B1 · kind B1 · utility
10Cited by
12References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 28, 2006 |
| Grant date | Mar 9, 2010 |
| Priority date | — |
| Expiry date | Oct 15, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R1/083
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A differential microphone assembly with multiple membranes in a single package and oriented in mutually exclusive directions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.