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:
Aug. 16, 2016
Filed:
May. 12, 2009
Peter Thueringer, Graz, AT;
Hans DE Jong, Eindhoven, NL;
Bruce Murray, Hamburg, DE;
Heike B. Neumann, Hamburg, DE;
Paul Hubmer, Hart-Purgstall, AT;
Susanne Stern, Graz, AT;
Peter Thueringer, Graz, AT;
Hans De Jong, Eindhoven, NL;
Bruce Murray, Hamburg, DE;
Heike B. Neumann, Hamburg, DE;
Paul Hubmer, Hart-Purgstall, AT;
Susanne Stern, Graz, AT;
NXP B.V., Eindhoven, NL;
Abstract
Transponder () having stored a fixed identification number, which expands said identification number with a random number, encrypts said expanded number with a key, and sends it to a reader () on its request. Reader (), which on request receives an encrypted number from a transponder (), decrypts a received encrypted number with a key, which was also used by the transponder (), and extracts a fixed identification number associated with the transponder ().