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:
Jan. 27, 2026
Filed:
Oct. 22, 2020
Sumitomo Electric Industries, Ltd., Osaka, JP;
Sumitomo Wiring Systems, Ltd., Yokkaichi, JP;
Autonetworks Technologies, Ltd., Yokkaichi, JP;
Keigo Yoshida, Osaka, JP;
Hiroshi Ueda, Yokkaichi, JP;
Naoki Adachi, Yokkaichi, JP;
Shinichi Aiba, Yokkaichi, JP;
Fumiya Ishikawa, Yokkaichi, JP;
Shogo Kamiguchi, Yokkaichi, JP;
SUMITOMO ELECTRIC INDUSTRIES, LTD., Osaka, JP;
SUMITOMO WIRING SYSTEMS, LTD., Mie, JP;
AUTONETWORKS TECHNOLOGIES, LTD., Mie, JP;
Abstract
A detection device configured to detect an unauthorized message in an in-vehicle network installed in a vehicle includes: a monitoring unit configured to monitor messages transmitted in the in-vehicle network; a calculation unit configured to, on the basis of a monitoring result by the monitoring unit, calculate a statistic value regarding target messages that have been transmitted in the in-vehicle network in a predetermined period and that are each a message having identification information provided for each kind of target information to be used in the vehicle; and a detection unit configured to perform a detection process of detecting the unauthorized message on the basis of the statistic value calculated by the calculation unit.