Hands-free function
US7292880B2 · kind B2 · utility
60Cited by
19References
24Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 23, 2001 |
| Grant date | Nov 6, 2007 |
| Priority date | — |
| Expiry date | May 31, 2022 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M2250/14
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
The invention relates to a apparatus for implementing a hands-free function, the apparatus comprising a mobile station (22) and a headset (21). The apparatus comprises means for transferring an audio signal of a call between the mobile station (22) and the headset (21) for hands-free implementation of the call. The mobile station (22) and the headset (21) both comprise a short-range radio transceiver (BT, BT2) for wireless transfer of files between the mobile station (22) and the headset (21). The headset comprises a memory means for storing the files in the headset. The invention also relates to a headset (21).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.