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Methods, systems, and computer readable media for validating subscriber location information

  • US 10,470,154 B2
  • Filed: 12/12/2016
  • Issued: 11/05/2019
  • Est. Priority Date: 12/12/2016
  • Status: Active Grant
First Claim
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1. A method for validating subscriber location information, the method comprising:

  • at a first network node separate from user equipment;

    receiving a message containing location information associated with a subscriber, wherein the message originates from a second network node separate from the user equipment;

    determining whether the location information is valid based on a location validation algorithm, wherein the location validation algorithm uses prior location information associated with the subscriber in determining whether the location information is valid, wherein the prior location information associated with the subscriber is derived from at least one Diameter mobility management message that originates from at least one network node separate from the first network node and the user equipment, wherein the location validation algorithm uses the prior location information to identify a movement pattern associated with the subscriber, wherein the location validation algorithm determines that the location information in the message is invalid if the location information does not correspond to the movement pattern, wherein the movement pattern identifies a plurality of valid locations for the subscriber based on a sequence of locations previously visited by the subscriber; and

    performing at least one action based on the determining.

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