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. 05, 2021
Filed:
Oct. 17, 2017
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Hiroya Ando, Toyota, JP;
Shu Ishizuka, Toyota, JP;
Taichi Matsumura, Toyota, JP;
Masashi Amesara, Toyota, JP;
Yutaka Ueda, Yokkaichi, JP;
Yoshifumi Ohmori, Nagoya, JP;
Toshio Kawamura, Nagakute, JP;
Tomomi Kawamura, Nagakute, JP;
Toshio Shimada, Nagoya, JP;
Yoshiroh Hirata, Toyota, JP;
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota, JP;
Abstract
An in-vehicle network system includes a plurality of relay devices that is connected to control devices of a vehicle, and communicates with each other and is configured such that each of a plurality of request devices that transmits a response request to the control device is connected to any one of the relay devices, a storage unit that stores a priority of the request devices, a master setter that sets, as the master, the relay device to which the request device having the highest priority has been connected among the relay devices to which any one of the request devices has been connected, and an arbitrator that performs arbitration to prioritize a response request from the request device having the highest priority when the response requests are transmitted from at least two of the request devices when the relay device in which the arbitrator is included is the master.