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:
Nov. 12, 2019
Filed:
Apr. 14, 2017
Applicant:
Volkswagen Ag, Wolfsburg, DE;
Inventor:
Claus-Peter Brückner, Braunschweig, DE;
Assignee:
Volkswagen AG, , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 7/04 (2006.01); H04B 1/38 (2015.01); H04W 4/02 (2018.01); B60R 25/24 (2013.01); G07C 9/00 (2006.01);
U.S. Cl.
CPC ...
H04W 4/023 (2013.01); B60R 25/248 (2013.01); G07C 9/00111 (2013.01); G07C 9/00007 (2013.01); G07C 9/00309 (2013.01); G07C 2009/00349 (2013.01); G07C 2009/00555 (2013.01); G07C 2209/08 (2013.01); G07C 2209/64 (2013.01);
Abstract
A method for passive access control including a mobile device serving as key and an interaction unit, the mobile device and the interaction unit having in each case at least one data communication facility for exchanging authorization information. Operations are provided for carrying out an electronic distance measurement between the mobile device and the interaction unit and for permitting an access and/or an interaction only if the distance of the mobile device from the interaction unit is within a permitted distance.