Earphone connection interface and method of operating earphone, and terminal for supporting the same
US9841452B2 · kind B2 · utility
1Cited by
7References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 1, 2013 |
| Grant date | Dec 12, 2017 |
| Priority date | — |
| Expiry date | Apr 21, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2420/05
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
An earphone connection interface is provided. The earphone connection interface includes a first detector disposed at a first area to detect an electrical change according to a contact state of the first area, and a second detector disposed at a second area different from the first area to detect an electrical change according to a contact state of the second area.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.