Split battery supply
US7305258B2 · kind B2 · utility
52Cited by
2References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 30, 2003 |
| Grant date | Dec 4, 2007 |
| Priority date | — |
| Expiry date | Dec 24, 2023 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M1/05
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A headset system has a headset for direct wireless communication of audio data with a communication terminal and including a first power supply unit. The system includes a headset carrying device and a charger for charging the first power supply unit from a second poser supply unit. The headset carrying device includes the charger and the second power supply unit, and the headset carrying device is separate from the communication terminal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.