Digitally controlled power supplies for an audio amplifier
US8970298B2 · kind B2 · utility
1Cited by
3References
16Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 2, 2011 |
| Grant date | Mar 3, 2015 |
| Priority date | — |
| Expiry date | Jun 14, 2032 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03F3/21
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
An audio playback loop circuit including an audio amplifier for amplifying an analog audio signal based on digitally controlled power supplies, and a digitally controlled power supply selection circuit for generating and selecting the digitally controlled power supplies based on a digital signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.