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:
May. 24, 2022
Filed:
Jul. 10, 2017
Applicant:
Giesecke+devrient Mobile Security Gmbh, Munich, DE;
Inventors:
Klaus Finkenzeller, Unterfohring, DE;
Stefan Kluge, Munich, DE;
Assignee:
GIESECKE+DEVRIENT MOBILE SECURITY GMBH, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 19/06 (2006.01); G06K 19/077 (2006.01); G06K 19/07 (2006.01);
U.S. Cl.
CPC ...
G06K 19/07773 (2013.01); G06K 19/0726 (2013.01);
Abstract
A portable data carrier comprises a first electrical oscillating circuit, which includes a first antenna coil and a first electrical load, and at least one second electrical oscillating circuit, which comprises a second antenna coil and a second electrical load. The first antenna coil and the second antenna coil are geometrically arranged relative to each other such that there is no mutual inductance between the first antenna coil and the second antenna coil.