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Method and apparatus for providing a multimedia broadcast/multicast service in a visited network

  • US 7,398,091 B2
  • Filed: 01/19/2005
  • Issued: 07/08/2008
  • Est. Priority Date: 02/02/2004
  • Status: Active Grant
First Claim
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1. A method for providing a Multimedia Broadcast/Multicast Service (MBMS) to a roaming user equipment (UE) comprising:

  • receiving a request from the UE to subscribe to an MBMS service;

    in response to receiving the request, conveying to the UE a Temporary Mobile Group Identity (TMGI) associated with the MBMS service and with a first network associated with the MBMS server;

    receiving information associated with a registration of the UE with a second network, wherein each TMGI allocated by the second network is different from the TMGI associated with the MBMS service and the first network;

    receiving, by the MBMS server, MBMS data associated with the MBMS service; and

    conveying the MBMS data and the TMGI associated with the first network to the UE via the second network.

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