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:
Apr. 07, 2015
Filed:
Sep. 25, 2012
Applicant:
Audi Ag, Ingolstadt, DE;
Inventor:
Ingo Ledendecker, Buxheim, DE;
Assignee:
Audi AG, Ingolstadt, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G05D 1/00 (2006.01); B60R 25/24 (2013.01); G07C 9/00 (2006.01);
U.S. Cl.
CPC ...
B60R 25/24 (2013.01); G07C 9/00944 (2013.01); G07C 9/00111 (2013.01); G07C 2009/00325 (2013.01); G07C 2009/00547 (2013.01);
Abstract
A method for operating an authorization device for keyless entry and starting of a vehicle with a portable ID transmitter that has a motion sensor. A wireless communication link for interchanging data messages can be set up between the authorization device and the ID transmitter. Keyless entry to the vehicle is permissible only when an instant of last movement of the ID transmitter, as captured by the motion sensor, is within a stipulated interval of time. The authorization device permits keyless starting of the vehicle only when keyless entry to the vehicle has previously been permitted.