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:
May. 08, 2012
Filed:
Apr. 02, 2008
Akikazu Kojima, Gamagori, JP;
Hiroshi Haraguchi, Kariya, JP;
Youhei Morimoto, Kariya, JP;
Tokuji Kuronita, Kariya, JP;
Satoru Sasaki, Kariya, JP;
Akikazu Kojima, Gamagori, JP;
Hiroshi Haraguchi, Kariya, JP;
Youhei Morimoto, Kariya, JP;
Tokuji Kuronita, Kariya, JP;
Satoru Sasaki, Kariya, JP;
Denso Corporation, Kariya, JP;
Abstract
As a compression-ignition direct-injection engine combustion controller, a program for detecting ignition timing of a main injection Mn (main ignition timing), a program for correcting a command value of main injection execution timing in a direction to the side where a detection value is converged within a predetermined range, a program for determining whether or not the corrected command value is within a predetermined range, and a program for, when it is determined that the command value is not within the range, correcting a command value related to an injection amount of a pilot injection Pt based on whether or not the command value is on a delay side or an advance side of the range.