Microphone module
US11303980B2 · kind B2 · utility
7Cited by
12References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 27, 2020 |
| Grant date | Apr 12, 2022 |
| Priority date | — |
| Expiry date | Jul 27, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2499/13
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A sensor module comprising a housing defining an internal cavity, the housing including an aperture, at least one microphone positioned in the internal cavity spaced from the aperture, a first barrier proximate the aperture, and a second barrier positioned between the at least one microphone and the first barrier.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.