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:
Apr. 09, 2002
Filed:
Dec. 28, 2000
Timothy Wesley Kaufmann, Frankenmuth, MI (US);
Michael D. Byers, Ypsilanti, MI (US);
Delphi Technologies, Inc., Troy, MI (US);
Abstract
A steer by wire control system having a steering wheel unit responsive to a steering wheel torque command and a road wheel unit responsive to a road wheel unit command is disclosed. A master control unit may be employed to perform processing as necessary. A method for steering a vehicle including receiving a tie-rod force signal, a road wheel position signal, a vehicle speed signal, a steering wheel position signal, and a feedback torque signal. Combining these signals to generate the steering wheel torque command signal and road wheel command signal to provide the operator with tactile feedback, while road wheel command signals are sent to road wheel units to provide steering direction. An Ackerman correction unit may also used to correct the left and right road wheel positions to track about a common center.