Device and method for hands-free push-to-talk functionality
US8095081B2 · kind B2 · utility
15Cited by
9References
26Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 29, 2004 |
| Grant date | Jan 10, 2012 |
| Priority date | — |
| Expiry date | Jul 18, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M2250/12
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A device for hands-free push-to-talk functionality may include a push-to-talk sensor or switch operable by at least one of a preset audible signal, a predetermined movement of the sensor or switch, air pressure or the like. The device may also include means to control operation of a communications device in response to signals from the push-to-talk sensor or switch.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.