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. 24, 2022

Filed:

Mar. 29, 2021
Applicant:

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

Inventors:

Hidekazu Hironobu, Wako, JP;

Ryuichi Hata, Wako, JP;

Daiki Yamazaki, Wako, JP;

Masatoshi Nakajima, Wako, JP;

Nobuaki Ito, Wako, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01N 3/00 (2006.01); F02D 41/30 (2006.01); F02D 41/02 (2006.01); F02D 41/14 (2006.01); F02D 41/40 (2006.01); F02D 41/38 (2006.01);
U.S. Cl.
CPC ...
F02D 41/3017 (2013.01); F02D 41/024 (2013.01); F02D 41/1497 (2013.01); F02D 41/402 (2013.01); F02D 2041/389 (2013.01); F02D 2200/101 (2013.01);
Abstract

An internal combustion engine control apparatus including a microprocessor. The microprocessor is configured to perform determining whether a start of the internal combustion engine is complete, determining whether a warm-up of an exhaust catalyst device is needed, acquiring an information on a temperature inside a cylinder, switching an injection mode, and controlling the fuel injector to inject the fuel in accordance with the injection mode, the switching including switching the injection mode to the first injection mode when the start of the internal combustion engine is complete and the warm-up of the exhaust catalyst device is needed, and switching the injection mode to the second injection mode or the third injection mode in accordance with the information on the temperature when the start of the internal combustion engine is complete and the warm-up of the exhaust catalyst device is not needed.


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