Earphone connection detecting system and mobile device for supporting the system
US9094759B2 · kind B2 · utility
1Cited by
1References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 10, 2012 |
| Grant date | Jul 28, 2015 |
| Priority date | — |
| Expiry date | Sep 9, 2033 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2420/09
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A system for detecting the connection of an earphone system to a mobile device is provided. The earphone connection detecting system detects an electrical change from a mechanical change according to the insertion of the earphone jack plug of the earphone system to the jack interface of the mobile device, via a switching device electrically isolated from the earphone system, thereby identifying the connection of the earphone system to the mobile device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.