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:
Jun. 03, 2025
Filed:
Apr. 15, 2021
Applicant:
Hyundai Mobis Co., Ltd., Seoul, KR;
Inventors:
In Hyuk Kim, Yongin-si, KR;
Kyu Ha Kim, Yongin-si, KR;
Jeong Hoon Seo, Yongin-si, KR;
Hyeon Hee Jeong, Yongin-si, KR;
Assignee:
Hyundai Mobis Co., Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02P 27/12 (2006.01); B62D 5/04 (2006.01); H02P 7/00 (2016.01); H02P 23/14 (2006.01);
U.S. Cl.
CPC ...
B62D 5/0481 (2013.01); H02P 7/00 (2013.01); H02P 23/14 (2013.01);
Abstract
An apparatus with motor speed estimation includes: a motor speed estimator configured to estimate a motor speed based on a DC link voltage for driving a motor, a motor current flowing through the motor, and a voltage command; and a limiter configured to generate a current command based on the estimated motor speed, a torque command, and the DC link voltage.