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:
Dec. 14, 2010

Filed:

Feb. 01, 2007
Applicants:

Hiroshi Ishikawa, Nagoya, JP;

Noriyuki Ido, Chita-gun, JP;

Jirou Hayashi, Ama-gun, JP;

Kazuhiro Ichikawa, Kariya, JP;

Hiroyuki Ukai, Nagoya, JP;

Yoshifumi Morita, Nagoya, JP;

Makoto Iwasaki, Nagoya, JP;

Nobuyuki Matsui, Nagoya, JP;

Kentaro Torii, Toyokawa, JP;

Inventors:

Hiroshi Ishikawa, Nagoya, JP;

Noriyuki Ido, Chita-gun, JP;

Jirou Hayashi, Ama-gun, JP;

Kazuhiro Ichikawa, Kariya, JP;

Hiroyuki Ukai, Nagoya, JP;

Yoshifumi Morita, Nagoya, JP;

Makoto Iwasaki, Nagoya, JP;

Nobuyuki Matsui, Nagoya, JP;

Kentaro Torii, Toyokawa, JP;

Assignees:

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

National University Corporation Nagoya Institute of Technology, Nagoya, Aichi-pref., JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A01B 69/00 (2006.01); B62D 6/00 (2006.01); B62D 15/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

In a steering system having a variable gear transmission system and an electrical power steering system, respective compensation amounts for first and second electric motors are produced by a first mathematical model. The compensation amounts are added to command values (v, v) to generate final command signals (i, i) to the respective electric motors. According to the above structure and operation, a mutual interference between two control systems can be suppressed.


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