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. 06, 2021
Filed:
Aug. 25, 2017
Applicant:
Byd Company Limited, Guangdong, CN;
Inventors:
Heping Ling, Shenzhen, CN;
Fanliang Meng, Shenzhen, CN;
Mingchuan Shi, Shenzhen, CN;
Yanfei Xiong, Shenzhen, CN;
Weiqiang Chen, Shenzhen, CN;
Assignee:
BYD COMPANY LIMITED, Guangdong, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60K 31/00 (2006.01); B60W 30/18 (2012.01); B60W 40/076 (2012.01); B60K 7/00 (2006.01); B60W 40/105 (2012.01);
U.S. Cl.
CPC ...
B60W 40/076 (2013.01); B60K 7/0007 (2013.01); B60W 30/18009 (2013.01); B60W 40/105 (2013.01); B60K 2007/0092 (2013.01); B60W 2520/14 (2013.01); B60W 2520/28 (2013.01);
Abstract
A hill descent system for a vehicle and a control method thereof comprising: wheels; wheel speed sensors used for detecting the speeds of the wheels; motors used for selectively driving or braking the wheels; a motor controllers, for controlling the working states of the motors; resolver sensors for detecting the rotational speeds of the motors; and a vehicle control unit for determining the actual downhill speed of the vehicle and adjusting the working states of the motors to control the descent of the vehicle.