Method and apparatus for releasing connection with local GW when UE moves out of the residential/enterprise network coverage

  • US 10,701,611 B2
  • Filed: 06/07/2018
  • Issued: 06/30/2020
  • Est. Priority Date: 09/28/2010
  • Status: Active Grant
First Claim
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1. A method of a user equipment (UE), comprising:

  • obtaining a connectivity in a first cell, the connectivity identified by an access point name (APN), wherein the APN corresponds to a first type of connection, and wherein the first type of connection provides access to services in a local data network;

    camping on a second cell;

    determining if the connectivity is not supported in the second cell based on broadcast information from the second cell, the broadcast information comprising information of the second cell;

    if the connectivity is not supported in the second cell, disconnecting the connectivity, wherein the disconnecting comprises sending a Non Access Stratum (NAS) message via the second cell;

    storing, in the UE, a plurality of APNs corresponding to the first type of connection; and

    subsequent to the disconnecting, re-obtaining, by the UE, the connectivity in response to the APN identifying the connectivity being among the plurality of APNs.

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