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. 30, 2024
Filed:
Oct. 07, 2020
Nec Corporation, Tokyo, JP;
Masayuki Sakata, Tokyo, JP;
NEC CORPORATION, Tokyo, JP;
Abstract
An input unitreceives input of a normal pattern file including information indicating a normal condition of a vehicle, and a fault pattern file including information indicating a sign that a vehicle fault is about to occur. A collection unitcollects observation data observed by each device in the target vehicle. A comparison unitcompares the content of the normal pattern file with the content of the observation data. when the difference between the content of the normal pattern file and the content of the observation data is greater than a predetermined first threshold value, the comparison unitfurther compares the content of the fault pattern file and the observation data, and when the difference between the content of the fault pattern file and the observation data is within a predetermined second threshold value, determines that there is the sign of the fault in the target vehicle.