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METHOD AND APPARATUS FOR REDUCING SIGNALING IN A CORE NETWORK

  • US 20150173121A1
  • Filed: 07/30/2013
  • Published: 06/18/2015
  • Est. Priority Date: 08/02/2012
  • Status: Active Grant
First Claim
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1. A method performed by an evolved Node B, eNB, for reducing signaling in a Core Network, CN, relating to state changes in a User Equipment, UE, said eNB having a Radio Resource Control, RRC, connection with the UE, the method comprising,sending a request for a UE context release to a Mobile Management Entity, MME, in response to that the UE has been inactive during a predetermined time,receiving, from the MME, a command for a UE context release together with parameters for enabling local eNB paging of the UE,releasing the RRC connection,allocating a reduced context based on the received parameters and storing the reduced context in a memory of the eNB,retrieving the stored reduced context after receiving a downlink packet to the UE, andpaging the UE locally by means of the reduced context.

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