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Method for telecommunication, identification module and computerised service unit

  • US 20040176092A1
  • Filed: 01/08/2004
  • Published: 09/09/2004
  • Est. Priority Date: 07/18/2001
  • Status: Active Grant
First Claim
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1. A telecommunication method, for logging a subscriber into a visited partner communication network (VPMN), an identification module (SIM) being connected to the communication terminal (2) of the subscriber, in which identification module (SIM) a first subscriber identification (IMSI-F) is stored, which lies outside the number range of the visited partner communication network (VPMN), wherein a second subscriber identification (IMSI-T) from the number range of the visited partner communication network (VPMN) is transmitted from a computerized service unit (1) to the communication terminal (2) in the visited partner communication network (VPMN), the second participant identification (IMSI-T) is stored in the identification module (SIM), and the subscriber is logged into the visited partner communication network (VPMN) using the second subscriber identification (IMSI-T).

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