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Flexible parameter cache for machine type connections

  • US 8,493,878 B2
  • Filed: 12/29/2010
  • Issued: 07/23/2013
  • Est. Priority Date: 12/21/2010
  • Status: Active Grant
First Claim
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1. A method for providing parameter cache in a communication system, the system enabling Machine Type Communication, MTC, between at least one MTC device and at least one MTC server, via a Packet Data Network, PDN, connection, the communication system for at least a first MTC connection performing the steps of:

  • a Gateway, GW, in the communication system establishing a new Gx session with a Policy Control Node, PCN,the PCN performing session binding with the GW,when the first MTC connection has been inactive for a certain time period, the GW as part of a cache upload procedure sends a first set of PDN connection parameters to the PCN and releases memory resources associated with caching this first set of PDN connection parameters at the GW.

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