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:
Jun. 04, 2013
Filed:
Feb. 12, 2009
Sebastian Zimmermann, Munich, DE;
Mikhail Smirnov, Unterfoehring, DE;
Sebastian Zimmermann, Munich, DE;
Mikhail Smirnov, Unterfoehring, DE;
Bayerische Motoren Werke Aktiengesellschaft, Munich, DE;
Abstract
An electric wiring system of a motor vehicle with control devices that communicate with each other via a data bus, and with at least a first communication apparatus inside the vehicle for data exchange with a remote communication station outside the vehicle via a communication channel is provided. To make an authentication of the electric wiring system possible, the first remote communication station outside the vehicle transmits at least one cryptographic key and/or at least one certificate for storage in a first control device of the plurality of control devices via the communication channel to the communication apparatus inside the vehicle. The first control device stores the at least one key and/or the at least one certificate in coded or decoded form and the at least one key and/or the at least one certificate is/are used at least in the framework of an authentication.