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:
Aug. 13, 2019
Filed:
Nov. 05, 2015
Renesas Electronics Corporation, Tokyo, JP;
Daisuke Oshida, Tokyo, JP;
RENESAS ELECTRONICS CORPORATION, Tokyo, JP;
Abstract
An object of the present invention is to prevent an attack from or via a communication device on an information apparatus in a communication system including the information apparatus, the communication device coupled to the information apparatus in the aftermarket, a server that authenticates the communication device, and a communication unit between the communication device and the server. A communication device includes a first interface that performs first communications with a server, a second interface that performs second communications with an information apparatus, and an information processing unit that performs an information process including a communication protocol process accompanied by the first and second communications. The information processing unit of the communication device sends a signature of the communication device from the first interface to the server, receives via the first interface a driver sent after the server authenticates the communication device on the basis of the received signature, and sends the received driver from the second interface to the information apparatus.