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公开(公告)号：US20220406102A1
公开(公告)日：2022-12-22
申请号：US17894749
申请日：2022-08-24
Applicant: DENSO CORPORATION
Inventor： Yuuki TSUCHIYA , Masanori KUROSAWA , Kou TANAKA , Kazuhiro NISHIGAKI
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.
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