Personal acoustic device position determination
US8238567B2 · kind B2 · utility
34Cited by
22References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 30, 2009 |
| Grant date | Aug 7, 2012 |
| Priority date | — |
| Expiry date | Jun 18, 2030 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2420/07
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A apparatus and method for determining an operating state of an earpiece of a personal acoustic device and/or the entirety of the personal acoustic device by analyzing signals output by at least an inner microphone disposed within a cavity of a casing of the earpiece and an outer microphone disposed on the personal acoustic device in a manner acoustically coupling it to the environment outside the casing of the earpiece.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.