External microphone active ingress protection
US11496821B2 · kind B2 · utility
0Cited by
3References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 30, 2021 |
| Grant date | Nov 8, 2022 |
| Priority date | — |
| Expiry date | May 8, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2499/13
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A microphone apparatus for attachment to an exterior portion of a vehicle, the apparatus may include a housing maintaining a printed circuit board (PCB) and a microphone element positioned on the PCB, a sealing element arranged on one side of the housing and defining at least one housing opening, and a cover extending over the sealing element and defining a cover opening configured to align in an open state with the housing opening to enable ambient sound external to the vehicle to be transmitted to the microphone element, the cover configured to block the housing opening in a closed state to protect the microphone element.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.