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Evolved multimedia broadcast/multicast service (EMBMS) system and EMBMS system management method

  • US 10,397,012 B2
  • Filed: 01/02/2018
  • Issued: 08/27/2019
  • Est. Priority Date: 07/06/2015
  • Status: Active Grant
First Claim
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1. An evolved multimedia broadcast/multicast service (eMBMS) system, comprising:

  • a broadcast/multicast service center;

    a base station;

    a mobility management entity configured to connect to the base station;

    a gateway control plane (GW-C) device configured to connect to the mobility management entity and the broadcast/multicast service center; and

    a gateway user plane (GW-U) device configured to connect to the base station and the broadcast/multicast service center, the GW-C device configured to connect to the GW-U device;

    wherein;

    the GW-C device is configured to perform core network signaling interaction with the broadcast/multicast service center and the mobility management entity, and to send a forwarding indication message to the GW-U device, the forwarding indication message for instructing the GW-U device to process a packet received by the GW-U device;

    the GW-U device is configured to receive signaling from the base station, and to send the signaling to the GW-C device according to the forwarding indication message;

    the GW-C device is further configured to receive and process the signaling sent by the GW-U device; and

    the GW-U device is further configured to, in a data transmission procedure, receive a broadcast/multicast service data packet from the broadcast/multicast service center and send the broadcast/multicast service data packet to the base station according to the forwarding indication message.

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