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METHOD AND APPARATUS FOR PERFORMING ROUTING AREA UPDATES

  • US 20090252103A1
  • Filed: 03/03/2009
  • Published: 10/08/2009
  • Est. Priority Date: 04/04/2008
  • Status: Active Grant
First Claim
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7. A communication device for performing routing area updates, the communication device comprising:

  • a transceiver;

    a processing unit, communicatively coupled to the transceiver,adapted to determine at least one ofwhether a remote unit is within an edge portion of a routing area orwhether the remote unit is within an end portion of a routing area update interval,adapted to determine whether at least one condition is present for the remote unit to perform a resource-efficient routing area update, andadapted to perform a routing area update, via the transceiver, when the at least one condition is present and when at least one ofthe remote unit is determined to be within the edge portion orthe remote unit is determined to be within the end portion.

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