Amplifier symmetric supply regulation
US7701293B2 · kind B2 · utility
1Cited by
7References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 16, 2007 |
| Grant date | Apr 20, 2010 |
| Priority date | — |
| Expiry date | Jun 5, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2400/00
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A power converter receiving a single-sided supply which is ground-terminated and providing a regulated positive supply and a regulated negative supply that is optimized to the expected output range of a class AB amplifier, as well as providing excellent efficiency. The converter finds application as a compact converter to power an audio amplifier driving an audio device which is ground terminated, such as a speaker.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.