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:
Nov. 17, 2015
Filed:
Dec. 06, 2011
Kenichiroh Ogata, Hitachinaka, JP;
Kenichi Machida, Isesaki, JP;
Kenichiroh Ogata, Hitachinaka, JP;
Kenichi Machida, Isesaki, JP;
Hitachi Automotive Systems, Ltd., Hitachinaka-shi, JP;
Abstract
An object of the present invention is to obtain a control apparatus of an internal combustion engine capable of respectively accurately detecting a combustion change in a plurality of combustion modes. In the present invention, the control apparatus of the internal combustion engine operable upon switching the combustion mode sets a detection time and a detection duration to detect a sensor signal of a crank angle sensorin accordance with the combustion mode, and determines whether or not there is the combustion change based on the sensor signal detected by the crank angle sensorat the detection time and for the detection duration set by the control apparatus.