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:
May. 10, 2022
Filed:
Jun. 22, 2018
Kddi Corporation, Tokyo, JP;
Keisuke Takemori, Tokyo, JP;
Seiichirou Mizoguchi, Tokyo, JP;
Akinori Totsuka, Tokyo, JP;
Hiroshi Ishizuka, Tokyo, JP;
KDDI CORPORATION, Tokyo, JP;
Abstract
A maintenance system includes a server device, a terminal device, and an in-vehicle device installed in a vehicle. The server device includes a worker authentication information reception unit configured to receive worker authentication information from the terminal device, a server authentication processing unit configured to perform an authentication process on the worker authentication information, and a server key transmission unit configured to transmit a first key to be used with the in-vehicle device to the terminal device whose worker authentication information has been successfully authenticated by the server authentication processing unit. The terminal device includes a worker authentication information transmission unit configured to transmit the worker authentication information to the server device, a terminal key reception unit configured to receive the first key from the server device, and a terminal authentication processing unit configured to perform an authentication process with the in-vehicle device using the first key.