Power supply
US7973430B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 13, 2009 |
| Grant date | Jul 5, 2011 |
| Priority date | — |
| Expiry date | Sep 14, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02B70/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A power supply is provided. The power supply comprises: a power input unit switching an input power; a transformer unit inducing an output power of the power input unit to a secondary side; a first power output unit connected to a first coil of the secondary side of the transformer unit; a second power output unit connected to a part of the first coil of the secondary side of the transformer unit; a synchronization signal detecting unit connected to a third coil of the secondary side of the transformer unit and detecting a switching period of the power input unit; and a synchronization signal output unit controlling an operation of the second power output unit according to the detected signal of the synchronization signal detecting unit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.