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:
Feb. 20, 2024
Filed:
Apr. 21, 2021
Jaguar Land Rover Limited, Coventry, GB;
Gareth Jones, Warwick, GB;
Blake Hemingway, Coventry, GB;
Christopher Blakesley, Coventry, GB;
Daniele Giovanelli, Leamington Spa, GB;
Matthew Hancock, Rugby, GB;
Jaguar Land Rover Limited, Coventry, GB;
Abstract
Embodiments of the present invention provide an electric machine control system for a vehicle, the electric machine control system comprising one or more controllers, wherein the vehicle comprises an electric machine arranged to be selectively coupleable to provide torque to at least one wheel of an axle of the vehicle, the control system comprising input means arranged to receive a speed signal () indicative of a speed of the vehicle and a status signal () indicative of a status of a coupling of the electric machine to the at least one wheel of an axle of the vehicle, output means () arranged to output a coupling signal to control coupling of the electric machine to the at least one wheel of the axle, and processing means arranged to determine () a coupling state of the electric machine to the at least one wheel of the axle and to control the output means to output () a coupling signal indicative of the determined coupling state, wherein the processing means is arranged, in dependence on the status signal being indicative of a failure () to change the coupling state of the electric machine to the at least one wheel of the axle in dependence on a change in the determined coupling state, to control the output means to output the coupling signal () indicative of a retry () of the change in the coupling state in dependence on the speed signal.