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:
Sep. 01, 2015
Filed:
Apr. 14, 2005
Applicants:
Michael B. Ames, Lake Orion, MI (US);
Curtis L. Hay, Clarkston, MI (US);
Inventors:
Michael B. Ames, Lake Orion, MI (US);
Curtis L. Hay, Clarkston, MI (US);
Assignee:
GENERAL MOTORS LLC, Detroit, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01C 21/00 (2006.01); G01C 21/26 (2006.01); G01C 21/28 (2006.01); G01C 21/12 (2006.01); G01C 21/20 (2006.01);
U.S. Cl.
CPC ...
G01C 21/26 (2013.01); G01C 21/28 (2013.01); B60G 2400/821 (2013.01); B60G 2400/824 (2013.01); G01C 21/12 (2013.01); G01C 21/20 (2013.01);
Abstract
A method of determining location of a vehicle includes receiving a wheel speed measurement and receiving a rough road parameter. A rough road weighting factor is determined based on the rough road parameter, and vehicle location is determined based on the determined rough road weighting factor and the wheel speed.