Energy-saving power adapter/charger
US7910833B2 · kind B2 · utility
44Cited by
54References
58Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 27, 2008 |
| Grant date | Mar 22, 2011 |
| Priority date | — |
| Expiry date | Mar 30, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY04S20/20
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An embodiment of the present invention is directed to a power device for an electronic device, such as a charger for a portable rechargeable device and/or an AC adapter. The power device includes switching circuitry for de-powering at least a portion of the power device when the electronic device is either not drawing power or is disconnected from the power device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.