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:
Aug. 17, 2021
Filed:
Jan. 18, 2019
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Shu Ishizuka, Okazaki, JP;
Yasuhiro Yamasaki, Okazaki, JP;
Toshio Kawamura, Nagakute, JP;
Masashi Amesara, Toyota, JP;
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota, JP;
Abstract
An electronic control unit that monitors a subject electronic control unit that is different from the electronic control unit and is connected to a network includes a transmitting unit that transmits a monitoring packet to the subject electronic control unit, an estimating unit that estimates a state of the subject electronic control unit, based on a reply packet transmitted from the subject electronic control unit in response to the monitoring packet, and a monitoring unit that monitors the subject electronic control unit, based on a monitoring policy selected according to a combination of the state of the subject electronic control unit estimated by the estimating unit, and the state of the electronic control unit.