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:
Sep. 10, 2019
Filed:
Feb. 14, 2017
Ford Global Technologies, Llc, Dearborn, MI (US);
Cameron Smyth, Wyandotte, MI (US);
Robert James Southern, Madison Heights, MI (US);
John Robert Van Wiemeersch, Novi, MI (US);
David Ray Erkkila, Brighton, MI (US);
Mike Raymond Westra, Plymouth, MI (US);
Aldi Caushi, Northville, MI (US);
John William Turner, Gregory, MI (US);
Bobak Shahidehpour, Ann Arbor, MI (US);
Vivekanandh Elangovan, Canton, MI (US);
Ford Global Technologies, LLC, Dearborn, MI (US);
Abstract
A vehicle includes: (i) a main telematics module, (ii) a connectivity module including antenna(s) and processor(s). The connectivity module is configured to: (a) authenticate a mobile device via a vehicle-access-key (VAK); (b), if (a), issue an ephemeral-session-key (DSK) to the mobile device; (c), if (b), establish an active session with the mobile device; (d) encrypt all messages to the mobile device with the VAK during (a) and with the DSK during (c). The connectivity module is configured to automatically revoke the DSK upon expiration of a predetermined time interval.