Method and apparatus for wireless communication using an acoustic signal
US8818273B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 22, 2009 |
| Grant date | Aug 26, 2014 |
| Priority date | — |
| Expiry date | Sep 4, 2032 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L2209/24
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
An apparatus and method for wireless communication using an acoustic signal in a system including a first device including a loudspeaker and a second device including a microphone. The first device generates wireless communication information, converts the wireless communication information to an acoustic signal, and transmits the acoustic signal to the second device using the loudspeaker. The second device receives the acoustic signal using the microphone, extracts the wireless communication information from the acoustic signal, generates an acknowledgment signal according to the extracted wireless communication information, and transmits the acknowledgment signal to the first device on a wireless communication channel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.