DC-DC converter and driving device of light source for display device using the same
US8638051B2 · kind B2 · utility
2Cited by
6References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 24, 2011 |
| Grant date | Jan 28, 2014 |
| Priority date | — |
| Expiry date | Jul 30, 2032 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05B45/375
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A DC-DC converter includes a plurality of boost circuits and a controller. The boost circuits are coupled to another in parallel. The boost circuits receive a DC voltage and boost the DC voltage. The controller drives the boost circuits with a duty ratio of less than 50% and different phases.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.