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.

Date of Patent:
May. 15, 2018

Filed:

Feb. 09, 2017
Applicants:

Denso Corporation, Kariya, Aichi-pref., JP;

Honda Motor Co., Ltd., Tokyo, JP;

Inventors:

Koji Sakaguchi, Kariya, JP;

Masayoshi Iwata, Wako, JP;

Yuichiro Takemori, Wako, JP;

Taizo Mori, Wako, JP;

Assignees:

DENSO CORPORATION, Kariya, JP;

HONDA MOTOR CO., LTD., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 61/32 (2006.01); F16H 59/10 (2006.01); H02P 3/06 (2006.01); H02P 6/08 (2016.01); F16H 61/28 (2006.01);
U.S. Cl.
CPC ...
F16H 61/32 (2013.01); F16H 59/105 (2013.01); H02P 3/06 (2013.01); H02P 6/08 (2013.01); F16H 2061/283 (2013.01); F16H 2061/2823 (2013.01); F16H 2061/326 (2013.01);
Abstract

A shift position switch controller includes a reference position learner, learning a reference rotation position of an electric motor in a reference shift position, a target position setter, while setting a target rotation position based on an absolute rotation position detected by an absolute position detector until a satisfaction of a first condition, which is an initialization of a learned reference rotation position in the reference shift position or a second condition, which is a post-switch shift position being set as the reference shift position in a shift position switch instruction that is input after the initialization of the learned reference rotation position, and setting the target rotation position based on a rotation position that is detected by a rotation position detector with reference to the reference rotation position serving as a rotation start position.


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