Display apparatus having power supply device with power factor compensation and power supply method thereof
US10332474B2 · kind B2 · utility
2Cited by
5References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 23, 2016 |
| Grant date | Jun 25, 2019 |
| Priority date | — |
| Expiry date | Feb 3, 2037 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02B70/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A display apparatus is provided. The display apparatus includes a display configured to display an image, an image signal provider circuit configured to provide an image signal to the display, and a power supply configured to generate driving power and to supply the generated driving power to the image signal provider, wherein the power supply controls an operation time of a power factor compensation (PFC) circuit which performs power factor compensation of the display apparatus based on a size of an output load receiving the driving voltage.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.