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:
Apr. 17, 2018
Filed:
Dec. 17, 2015
Applicant:
Aisin Aw Co., Ltd., Anjo-shi, Aichi-ken, JP;
Inventors:
Assignee:
AISIN AW CO., LTD., Anjo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02P 1/00 (2006.01); H02P 6/12 (2006.01); H02P 6/14 (2016.01);
U.S. Cl.
CPC ...
H02P 6/12 (2013.01); H02P 6/14 (2013.01);
Abstract
A rotating electrical machine control device where the changeover control circuit switches the source of electric power for the electronic control unit when the electric power that is supplied from the second DC power supply to the electronic control unit becomes equal to or lower than a predetermined first reference value and electric power that is output from the backup power supply is equal to or higher than a predetermined second reference value, and the electronic control unit uses the electric power supplied from the backup power supply to cause the inverter to perform the switching operation to perform fail-safe control.