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. 13, 2020
Filed:
Aug. 05, 2019
Hyundai Motor Company, Seoul, KR;
Kia Motors Corporation, Seoul, KR;
Sung Hyun Cho, Yongin-si, KR;
Su Hwan Lee, Hwaseong-si, KR;
Hyundai Motor Company, Seoul, KR;
Kia Motors Corporation, Seoul, KR;
Abstract
A shift control method of a vehicle with a dual clutch transmission (DCT) may include: a first preparing step of, by a controller, controlling a torque of an N-th stage clutch to a predetermined minimum torque and increasing a torque of an N−1-th stage clutch to a predetermined standby torque; a first handover step of releasing the torque of the N-th stage clutch and increasing the torque of the N−1-th stage clutch; a gear changing step of releasing an N-th stage gear and then initiating an engagement of an N−2-th stage gear; a synchronization maintaining step of maintaining a synchronized state by adjusting the torque of the N−1-th stage clutch; a second preparing step of increasing the torque of the N−2-th stage clutch to the standby torque; and a second handover step of releasing the torque of the N−1-th clutch and increasing the torque of the N−2-th stage clutch.