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.
Patent No.:
Date of Patent:
Sep. 16, 2025
Filed:
Mar. 16, 2023
Applicant:
Kabushiki Kaisha Toshiba, Tokyo, JP;
Inventor:
Shusuke Kawai, Yokohama Kanagawa, JP;
Assignee:
Kabushiki Kaisha Toshiba, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02M 7/00 (2006.01); H02M 1/00 (2006.01); H02M 1/088 (2006.01); H02M 7/539 (2006.01);
U.S. Cl.
CPC ...
H02M 7/539 (2013.01); H02M 1/0009 (2021.05); H02M 1/0025 (2021.05); H02M 1/0067 (2021.05); H02M 1/088 (2013.01);
Abstract
In one embodiment, electronic circuitry includes a processing circuit. The processing circuit generates waveform data of a drive current to be supplied to the switching element, provides the waveform data to a drive circuit of the switching element, and at turn-on of the switching element, corrects the waveform data based on a load current flowing through a load connected to the switching element and a surge current of the switching element.