CA2600574C - Detection de fraude dans un reseau de radiocommunications
- Google Patents
Detection de fraude dans un reseau de radiocommunications
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Publication number
CA2600574C
CA2600574CCA2600574ACA2600574ACA2600574CCA 2600574 CCA2600574 CCA 2600574CCA 2600574 ACA2600574 ACA 2600574ACA 2600574 ACA2600574 ACA 2600574ACA 2600574 CCA2600574 CCA 2600574C
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CA
Canada
Prior art keywords
mobile station
mobile
registration
home
fraud
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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Filing date
Publication date
Priority claimed from US08/336,988external-prioritypatent/US5734977A/en
Application filed by Telefonaktiebolaget LM Ericsson ABfiledCriticalTelefonaktiebolaget LM Ericsson AB
Publication of CA2600574A1publicationCriticalpatent/CA2600574A1/fr
Application grantedgrantedCritical
Publication of CA2600574CpublicationCriticalpatent/CA2600574C/fr
Appareil de detection et de prevention empechant de trouver par hasard un numero telephonique d'abonne dans un systeme de telephone mobile cellulaire
Systeme et procede permettant de restreindre l'etablissement d'une communication a une zone d'abonnement fixe dans un reseau de telecommunications cellulaire