Semiconductor device signal transmission circuit for drive-control, method of controlling semiconductor device signal transmission circuit for drive-control, semiconductor device, power conversion device, and electric system for railway vehicle
US11539361B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 10, 2021 |
| Grant date | Dec 27, 2022 |
| Priority date | — |
| Expiry date | Jun 6, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02M1/0064
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
To provide a semiconductor device signal transmission circuit for drive-control, a method of controlling a semiconductor device signal transmission circuit for drive-control, a semiconductor device, a power conversion device, and an electric system for a railway vehicle capable of preventing malfunction due to noise while speeding up or reducing loss of a switching operation. The semiconductor device signal transmission circuit for drive-control that is connected between a semiconductor device constituting an arm in a power conversion device and a drive circuit configured to drive the semiconductor device, including: an inductor; and an impedance circuit including a switch and connected in parallel with the inductor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.