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:
Dec. 27, 2016
Filed:
May. 19, 2015
Ford Global Technologies, Llc, Dearborn, MI (US);
James Martin Lawlis, Grosse Pointe Farms, MI (US);
FORD GLOBAL TECHNOLOGIES, LLC, Dearborn, MI (US);
Abstract
A method for preventing spoofing in an automotive network, the method comprising storing at least one address of a first vehicle electronic control unit and detecting at least one message from a plurality of second electronic control units on a vehicle communications bus, the at least one message having an originating address that matches the at least one address of the electronic control unit and determining that said at least one message was sent by a source other than the electronic control unit; and generating and transmitting a negative acknowledgment (NACK) message to at least one module on the bus in the automotive network, instructing the plurality of second electronic control units to take no action on the at least one message.