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:
Oct. 10, 2023
Filed:
Mar. 17, 2022
Hyundai Motor Company, Seoul, KR;
Kia Corporation, Seoul, KR;
Seung Hyeon Bin, Gyeonggi-Do, KR;
Han Hee Park, Gyeonggi-Do, KR;
Seong Min Kim, Gyeongsangnam-Do, KR;
Ho Rim Choi, Gyeonggi-Do, KR;
Seon Mi Lee, Gyeonggi-Do, KR;
Sang Woo Park, Gyeonggi-Do, KR;
Tae Il Yoo, Gyeonggi-Do, KR;
Ho Sun Jang, Chungcheongnam-Do, KR;
Hyundai Motor Company, Seoul, KR;
Kia Corporation, Seoul, KR;
Abstract
An automotive motor driving apparatus includes: a first motor including a plurality of wires; and a second motor including a plurality of wires including first ends connected to each other. The motor driving apparatus includes: a first inverter connected to first ends of the wires of the motor and including a plurality of first switching devices; a second inverter connected to second ends of the wires of the first motor and including a plurality of second switching devices; a third inverter connected to second ends of the wires of the second motor; and a controller configured to drive the second motor by performing pulse width control on the third switching devices when a problem occurs in the second inverter while driving the first motor in an open end winding mode in which pulse width modulation control is performed on both of the first switching devices and the second switching devices.