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:
Aug. 06, 2024
Filed:
Mar. 09, 2022
Applicant:
GM Global Technology Operations Llc, Detroit, MI (US);
Inventors:
Yu Cao, Courtice, CA;
Milad Alekajbaf, North York, CA;
Assignee:
GM GLOBAL TECHNOLOGY OPERATIONS LLC, Detroit, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60W 40/105 (2012.01); B60L 15/20 (2006.01); B60W 10/08 (2006.01); B60W 10/18 (2012.01); B60W 10/20 (2006.01); B60W 10/22 (2006.01); B60W 50/00 (2006.01);
U.S. Cl.
CPC ...
B60W 40/105 (2013.01); B60L 15/20 (2013.01); B60W 10/08 (2013.01); B60W 10/18 (2013.01); B60W 10/20 (2013.01); B60W 10/22 (2013.01); B60W 50/00 (2013.01); B60L 2240/42 (2013.01); B60L 2240/461 (2013.01); B60W 2050/0031 (2013.01); B60W 2510/10 (2013.01); B60W 2510/22 (2013.01); B60W 2520/28 (2013.01); B60W 2710/081 (2013.01);
Abstract
Method and apparatus for wheel speed estimation include an electrical powertrain having an electric motor providing a motor speed, a wheel, and a mechanical coupling between the motor and the wheel, and an electronic control unit calculating an estimated wheel speed based on the motor speed and mechanical dynamic models of the electrical powertrain.