Communication headset with a circumferential microphone slot
US8774439B2 · kind B2 · utility
0Cited by
6References
16Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 1, 2010 |
| Grant date | Jul 8, 2014 |
| Priority date | — |
| Expiry date | Dec 21, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2420/07
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A communication headset (1, 15, 25, 35) comprising a housing (2) and a peripheral slot (5) extending along the periphery (30) of the housing (2) in an intersecting plane (6) that intersects the housing (2). A space (7) extends in the intersecting plane (6) and communicates with the slot (5). A porous material (11) is arranged in the space (7), and a first microphone transducer (8) is arranged in the housing (2). The first microphone transducer (8) comprises a microphone opening (9), which is connected to the space (7). The peripheral slot (5) extends along the main part of the periphery (30) of the housing (2).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.