Method and equipment for saving electric quantity of user equipment

Method and equipment for saving electric quantity of user equipment

  • CN 105,325,041 B
  • Filed: 05/22/2014
  • Issued: 07/21/2020
  • Est. Priority Date: 05/22/2014
  • Status: Active Grant
First Claim
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1. A core network node device, characterized in that the device comprises:

  • a receiving unit, configured to receive a downlink data notification message from a gateway;

    a determining unit, configured to determine that downlink data addressed to the user equipment exists when the receiving unit receives the downlink data notification message from the gateway;

    a determining unit, configured to determine whether downlink data from an external network server of the user equipment exists according to a source address of the downlink data when the determining unit determines that the downlink data sent to the user equipment exists according to the downlink data notification message received by the receiving unit and the downlink data notification message carries the source address of the downlink data;

    a recording unit, configured to record, when the determining unit determines that downlink data from an external network server of the user equipment exists and determines that the user equipment is in the power saving mode, an event that the downlink data sent to the user equipment exists when the user equipment is in the power saving mode;

    a receiving unit, configured to receive a tracking area update TAU request initiated by the user equipment;

    a sending unit, configured to send an initialized user equipment context setup request message to a wireless access node device when receiving the TAU request initiated by the user equipment received by the receiving unit, so as to set up a data bearer and notify the user equipment that downlink data addressed to the user equipment exists when the user equipment is in the power saving mode.

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