Method for improving electrical endurance of batteries of wireless headphones and the wireless headphones
US11265642B1 · kind B1 · utility
0Cited by
4References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 30, 2020 |
| Grant date | Mar 1, 2022 |
| Priority date | — |
| Expiry date | Dec 30, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04S2400/13
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Wireless headphones with battery life effectively extended includes first and second headphones. The first and second headphones each with respective low battery levels remaining or very different battery levels remaining receive audio signals from an electronic device and output the sound of the audio signal after adjustments are applied to volume level and to sound quality on one side or on both sides, to reduce the consumption of battery level. Each of the first and second headphones carries a processor for intercommunication in addition to communication with the electronic device performing playback.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.