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. 01, 2025

Filed:

Nov. 18, 2022
Applicant:

International Business Machines Corporation, Armonk, NY (US);

Inventors:

Mark L. Demarie, Poughkeepsie, NY (US);

Luke L Jenkins, Poughkeepsie, NY (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 3/158 (2006.01); G01R 31/40 (2020.01); H02M 1/00 (2007.01);
U.S. Cl.
CPC ...
H02M 3/1584 (2013.01); G01R 31/40 (2013.01); H02M 1/0009 (2021.05);
Abstract

A computer system, computer program product, and computer-implemented method for using reverse currents to self-test multiphase power supply circuits. The method includes executing one or more operations on at least two circuit phases of one or more multiphase power supply circuits. The multiphase power supply circuits include a plurality of circuit phases, and each multiphase power supply circuit is electrically coupled to a plurality of electric power phases. Each circuit phase is coupled to an electric power phase. Executing the operations includes adjusting the voltage on one or more first phases of the plurality of circuit phases to a plurality of voltages, and inducing a reverse current from one or more second phases of the plurality of circuit phases to the one or more first phases.


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