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:
Mar. 10, 2015
Filed:
Sep. 12, 2011
Osamu Hirashima, Toyota, JP;
Yuusuke Satoh, Toyota, JP;
Katsunori Kawai, Toyota, JP;
Masahiro Makino, Komaki, JP;
Koutarou Hara, Nagoya, JP;
Osamu Hirashima, Toyota, JP;
Yuusuke Satoh, Toyota, JP;
Katsunori Kawai, Toyota, JP;
Masahiro Makino, Komaki, JP;
Koutarou Hara, Nagoya, JP;
Toyota Jidosha Kabushiki Kaisha, Toyota-shi, Aichi, JP;
Abstract
An electronic control device for a vehicle configured to be able to rewrite a program related to vehicle control by connecting an external device with the vehicle and by accessing an in-vehicle LAN includes a portable authentication terminal separated from the external device; an in-vehicle authentication system connected with the in-vehicle LAN, configured to authenticate the portable authentication terminal and to be able to transmit a authentication result to the in-vehicle LAN; a repeater configured to relay communications between the external device and the in-vehicle LAN; and a communication authorization unit connected to the in-vehicle LAN and configured to authorize the communications between the external device and the in-vehicle LAN through the repeater if receiving the authentication result of a successful authentication of the portable authentication terminal by the in-vehicle authentication system.