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. 25, 2015
Filed:
Oct. 17, 2012
Keihin Corporation, Tokyo, JP;
Honda Motor Co., Ltd., Tokyo, JP;
Yuzuru Takashima, Utsunomiya, JP;
Masaki Tanno, Utsunomiya, JP;
Takeshi Yamada, Tokyo, JP;
Haruki Umeya, Utsunomiya, JP;
Shinichi Daibo, Utsunomiya, JP;
KEIHIN CORPORATION, , JP;
HONDA MOTOR CO., LTD., , JP;
Abstract
A processor of an electronic control unit performs at least one of a first diagnosis process of determining whether or not a switching element is abnormal based on a signal output from an abnormality diagnosis circuit in a state where a first diagnosis voltage supply circuit is controlled to supply a first diagnosis voltage to a control line and a second diagnosis process of determining whether or not a pilot signal line is abnormal based on the signal output from the abnormality diagnosis circuit obtained in a state where a second diagnosis voltage supply circuit is controlled to supply a second diagnosis voltage to the pilot signal line.