Electrical transmission or interconnection systems – Switching systems – Condition responsive
Patent
1995-06-06
1997-04-15
Shoop, Jr., William M.
Electrical transmission or interconnection systems
Switching systems
Condition responsive
307116, 307125, 363 21, 363136, 327384, 327440, 327442, H01H 3500
Patent
active
056212577
ABSTRACT:
A gate drive circuit for a voltage-driven type power switching device, including a control device for generating a gate voltage for the voltage-driven type power switching device, and a correction device connected to the control device for receiving the gate voltage and for correcting an effect of a magnetic flux resulted from a main circuit current flowing in the voltage-driven type power switching device applied to the gate voltage to generate a corrected gate voltage. The corrected gate voltage is applied to a gate of the voltage-driven type power switching device.
REFERENCES:
patent: 4593204 (1986-06-01), McMurray
patent: 5305192 (1994-04-01), Bonte et al.
patent: 5438294 (1995-08-01), Smith
patent: 5450000 (1995-09-01), Olsen
Kabushiki Kaisha Toshiba
Paladini Albert W.
Shoop Jr. William M.
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