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Systems, methods, and computer readable media for triggerless mobile location-based routing / screening

  • US 8,761,764 B2
  • Filed: 08/03/2009
  • Issued: 06/24/2014
  • Est. Priority Date: 08/01/2008
  • Status: Active Grant
First Claim
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1. A method for performing triggerless mobile location-based screening and routing, the method comprising:

  • at a telecommunications network routing node separate from a home location register (HLR) and a visitor location register (VLR) and being located in a communication path between the HLR and the VLR;

    receiving a mobility management message transmitted between the HLR and the VLR and associated with a mobile subscriber, extracting from the mobility management message information identifying the mobile subscriber and location information associated with the mobile subscriber, and storing the extracted location information associated with the mobile subscriber; and

    receiving a call setup message associated with a call from the mobile subscriber, extracting from the call setup message information identifying the mobile subscriber, providing the stored location information associated with the mobile subscriber on behalf of the HLR, and performing a screening or routing function based on the location information associated with the mobile subscriber,wherein performing a screening function based on the location information associated with the mobile subscriber comprises allowing or denying a call based on the location of the mobile subscriber.

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