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:
Jul. 09, 2024
Filed:
Aug. 24, 2022
Applicant:
Denso Corporation, Kariya, JP;
Inventors:
Yuuki Tsuchiya, Kariya, JP;
Masanori Kurosawa, Kariya, JP;
Kou Tanaka, Kariya, JP;
Kazuhiro Nishigaki, Kariya, JP;
Assignee:
DENSO CORPORATION, Kariya, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01M 15/12 (2006.01); G07C 5/08 (2006.01);
U.S. Cl.
CPC ...
G07C 5/0808 (2013.01); G01M 15/12 (2013.01);
Abstract
A knocking determination device detects a vibration generated in an internal combustion engine during a predetermined period in each combustion cycle of the internal combustion engine. The knocking determination device performs a knocking determination of a presence or absence of a knock based on a vibration waveform in a predetermined frequency band component of the vibration detected.