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. 30, 2016
Filed:
May. 03, 2013
Microspace Corporation, Tokyo, JP;
Taiyo Yuden Co., Ltd., Tokyo, JP;
Masato Tanaka, Tokyo, JP;
Kazuo Asanuma, Tokyo, JP;
Yasuo Hosaka, Tokyo, JP;
Kuniaki Kawagoe, Tokyo, JP;
MICROSPACE CORPORATION, Tokyo, JP;
TAIYO YUDEN CO., LTD., Tokyo, JP;
Abstract
An appropriate motor control in accordance with a pedal operation of a driver is to be achieved. A motor drive control device according to the present invention is a motor drive control device for an electric power-assisted vehicle that has one-way clutches respectively provided for a motor drive system and for a pedal drive system. The motor drive control device according to the present invention includes: a first calculating part that calculates a pedal rotation conversion speed that is converted from a pedal rotation; and a second calculating part that calculates a second target torque for a motor based on the pedal rotation conversion speed, during a period in which a first target torque derived from a pedal torque is not detected.