Audio apparatus and audio controller thereof
US8750528B2 · kind B2 · utility
9Cited by
0References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 16, 2011 |
| Grant date | Jun 10, 2014 |
| Priority date | — |
| Expiry date | Aug 28, 2032 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2400/01
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An audio apparatus is provided. The audio apparatus includes at most one electroacoustic transducer; and an audio controller, coupled to the electroacoustic transducer, for actively controlling the electroacoustic transducer to function as a loudspeaker or a microphone, wherein the loudspeaker converts output electrical signals to output sounds, and the microphone converts input sounds to input electrical signals.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.