System with wireless earphones
US8571544B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 30, 2012 |
| Grant date | Oct 29, 2013 |
| Priority date | — |
| Expiry date | Apr 30, 2032 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W84/22
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A system comprising a wireless network adapter and a pair of earphone. The wireless network adapter is external to a digital audio player and configured to connect to the digital audio player via an audio jack of the digital audio player. The wireless network adapter is for encoding analog audio received from the digital audio player into digital format and wirelessly transmitting the digitally-formatted audio. The pair of earphones is in direct wireless communication with the wireless network adapter and are configured to be worn simultaneously by a user. Each earphone in the pair of earphones comprises: (i) a transceiver that is for receiving the digitally-formatted audio from the wireless network adapter via the wireless network, and converting the digitally-formatted audio received via the wireless network to analog audio signals; and (ii) at least one acoustic transducer connected to the transceiver, wherein the at least one acoustic transducer is for outputting the analog audio signals.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.