Overvoltage protection device and method thereof
US11075515B2 · kind B2 · utility
2Cited by
3References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 18, 2018 |
| Grant date | Jul 27, 2021 |
| Priority date | — |
| Expiry date | Aug 1, 2039 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02B70/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A device comprises a rectifier configured to convert an alternating current voltage into a direct current voltage, a first overvoltage protection apparatus connected to inputs of the rectifier and a second overvoltage protection apparatus connected to an output of the rectifier, wherein the first overvoltage protection apparatus and the second overvoltage protection apparatus are controlled based upon a switching frequency of the device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.