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. 18, 2023

Filed:

Dec. 27, 2021
Applicant:

Nidec Corporation, Kyoto, JP;

Inventors:

Hiroaki Mizushima, Kyoto, JP;

Shuji Endo, Kyoto, JP;

Assignee:

NIDEC CORPORATION, Kyoto, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02P 21/00 (2016.01); H02P 21/22 (2016.01);
U.S. Cl.
CPC ...
H02P 21/22 (2016.02);
Abstract

A motor control device includes a controller to control a three-phase current by feeding back a control current value obtained based on the three-phase current. The controller is configured or programmed to execute first feedback control of feeding back any one of a first control current value calculated based on a second phase current and the third phase current, a second control current value calculated based on the third phase current and a first phase current, and a third control current value calculated based on the first phase current and the second phase current as a control current value and second feedback control in which the first control current value, the second control current value, and the third control current value are switched and fed back as the control current value.


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