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:
Jul. 07, 2026

Filed:

Jun. 07, 2024
Applicant:

Stmicroelectronics International N.v., Geneva, CH;

Inventors:

Ghafour Benabdelaziz, Tours, FR;

Jean Pierre Proot, Saint Cyr sur Loire, FR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02H 3/087 (2006.01); G01R 31/28 (2006.01); H02H 9/00 (2006.01); H02J 7/34 (2006.01);
U.S. Cl.
CPC ...
H02H 3/087 (2013.01); G01R 31/2836 (2013.01); H02H 9/002 (2013.01); H02J 7/345 (2013.01);
Abstract

The present disclosure relates to a short-circuit detection device in a direct current circuit, including a voltage source, a bus including at least two conducting elements each coupled to either one of the terminals of the voltage source, first and second thyristors coupled to the voltage source and to the bus, and at least one capacitive element forming a storage capacitor, whose electrodes are each coupled to either one of the conducting elements of the bus, wherein the short-circuit detection device includes at least one control circuit configured to control the biasing and the modes of operation of the first and second thyristors such that a short circuit detection phase is implemented before a pre-charge of the storage capacitor.


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