The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jan. 28, 2025

Filed:

Oct. 25, 2021
Applicant:

Fuji Electric Co., Ltd., Kanagawa, JP;

Inventors:

Ryoga Kiguchi, Tachikawa, JP;

Hiromu Takubo, Hachioji, JP;

Assignee:

FUJI ELECTRIC CO., LTD., Kanagawa, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 1/08 (2006.01); H03K 17/0412 (2006.01); H03K 17/56 (2006.01);
U.S. Cl.
CPC ...
H02M 1/08 (2013.01); H03K 17/04126 (2013.01); H03K 17/56 (2013.01);
Abstract

Provided is a driving apparatus that drives a switching device, the driving apparatus including a reference potential line, a first switching control unit configured to switch whether to connect a control terminal of the switching device to the reference potential line, a first resistor element arranged in series to the first switching control unit in a path from the control terminal of the switching device to the reference potential line, a first capacitor provided in parallel with the first resistor element in the path from the control terminal of the switching device to the reference potential line, and a discharge control unit configured to control whether to discharge the first capacitor.


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