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:
Jan. 01, 2013
Filed:
Jul. 10, 2006
Dieter Weiss, München, DE;
Wolfgang Rankl, München, DE;
Dieter Weiss, München, DE;
Wolfgang Rankl, München, DE;
Giesecke & Devrient GmbH, Munich, DE;
Abstract
The invention relates to a method for subsequently implementing a SIM functionality, with the help of which a mobile telephone () is enabled to use a mobile radio network, in a security module (). Within the context of the method according to the invention the SIM functionality is realized in the form of an application, of which at least a first part is loaded into the security module (). Furthermore, personalizing data, which are required for a use of the mobile radio network by the mobile telephone (), are transmitted from a provider () to the security module () in encrypted form on the direct or indirect way. The encrypted personalizing data are decrypted by the security module () by means of a secret key of a user stored in the security module (). The security module () is personalized by means of the decrypted personalizing data.