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:
Aug. 13, 2024
Filed:
May. 26, 2023
Applicant:
Denso Corporation, Kariya, JP;
Inventors:
Yuichi Seo, Kariya, JP;
Yuuji Hidaka, Kariya, JP;
Assignee:
DENSO CORPORATION, Kariya, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02D 41/22 (2006.01); F02D 41/30 (2006.01);
U.S. Cl.
CPC ...
F02D 41/221 (2013.01); F02D 41/3082 (2013.01); F02D 2200/0606 (2013.01); F02D 2200/50 (2013.01);
Abstract
A motor control device includes: a rotation control determination unit configured to determine whether a motor rotation control to rotate the motor fails; a parameter calculation unit configured to calculate a control failure frequency parameter having a correlation with a frequency of failure in the motor rotation control based on a determination result by the rotation control determination unit; and an abnormality determination unit configured to determine whether an abnormality has occurred in the motor based on the control failure frequency parameter.