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Emergency call support for mobile communications

  • US 7,574,193 B2
  • Filed: 01/23/2004
  • Issued: 08/11/2009
  • Est. Priority Date: 11/11/2003
  • Status: Expired due to Fees
First Claim
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1. A method, comprising:

  • receiving, by a receiver, a network access request from a user equipment in a network, said network comprising an access network and a core network;

    determining, by a determiner, if the network access request is an emergency call in dependence on receipt of an indication, received from the core network, that the network access request is an emergency call;

    receiving, by the receiver, network access information relating to the user equipment, the network access information indicating the areas the user equipment is allowed to access;

    detecting, by a detector, establishment of a radio access bearer;

    disabling, by a disabler, selective access to the network in response to determining that the network access request is an emergency call and in response to detecting the establishment of the radio access bearer, which disabling is activated only for a predetermined time period and for the emergency call network access associated with the established radio access bearer;

    detecting, by a detector, termination of the emergency call; and

    terminating, by a terminator, the disabling responsive to a control signal and responsive to the detecting the termination of the emergency call.

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  • 6 Assignments
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