Enhanced access control in LTE advanced systems

  • US 9,155,105 B2
  • Filed: 12/29/2014
  • Issued: 10/06/2015
  • Est. Priority Date: 08/16/2011
  • Status: Active Grant
First Claim
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1. A method comprising:

  • detecting a device enhanced access barring (EAB) configuration by a user equipment (UE) in a mobile communication network, wherein the UE EAB configuration indicates whether the UE is configured with EAB such that the UE is subject to restriction of any EAB category;

    acquiring EAB information from a base station by the UE if the UE is configured with EAB, wherein the EAB information indicates whether barring is applied to a number of EAB categories and a number of access classes broadcasted via a system information block;

    performing enhanced access barring by the UE for radio resource control (RRC) connection based on the EAB information; and

    performing access class barring (ACB) for RRC connection if the UE is configured for ACB and is not barred by the enhanced access barring.

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