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:
May. 04, 2021
Filed:
Jun. 07, 2019
Ford Global Technologies, Llc, Dearborn, MI (US);
Weitian Chen, Windsor, CA;
Yang Xu, Dearborn, MI (US);
Zhengyu Dai, Canton, MI (US);
Stuart N. Ford, Farmington Hills, MI (US);
Qi Wang, Novi, MI (US);
Hong Jiang, Birmingham, MI (US);
Ford Global Technologies, LLC, Dearborn, MI (US);
Abstract
Systems and methods for operating a driveline of a vehicle that includes an automatic transmission and a torque converter are described. In one example, vehicle launch is controlled according to a linear quadratic regulator that provides feedback control according to torque converter slip error and vehicle speed error. The vehicle launch is also controlled according to feed forward control that is based on requested torque converter slip and requested vehicle speed.