Electromagnetic interference suppression in power converters
US11683022B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 2, 2022 |
| Grant date | Jun 20, 2023 |
| Priority date | — |
| Expiry date | Mar 2, 2042 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03H11/126
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
In general, one aspect disclosed features an active choke circuit, including a first three-winding choke; a second three-winding choke; and an amplifier; wherein a first winding of the first three-winding choke is electrically coupled in series with a first winding of the second three-winding choke; wherein a second winding of the first three-winding choke is electrically coupled in series with a second winding of the second three-winding choke; wherein a third winding of the first three-winding choke is electrically coupled to an input of the amplifier; and wherein a third winding of the second three-winding choke is electrically coupled to an output of the amplifier.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.