Solid state optically coupled electrical power switch
US4390790A · kind A · utility
50Cited by
5References
5Claims
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Assignee
Inventor
Key dates
| Filing date | Sep 12, 1980 |
| Grant date | Jun 28, 1983 |
| Priority date | — |
| Expiry date | Sep 12, 2000 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10F55/25
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
Solid state optically coupled power switch with light induced or modified voltage applied or removed at one or more MOSFET gate and source electrode pairs to shift each MOSFET between its high and low impedance states and in various circuit arrays for ac or dc switching and/or cross points switching or mechanical Form C relay substitution or other purposes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.