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Method and broadcast multicast service server for data broadcasting in third generation networks

  • US 20040087319A1
  • Filed: 06/24/2003
  • Published: 05/06/2004
  • Est. Priority Date: 06/25/2002
  • Status: Active Grant
First Claim
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1. A method of transmitting data between network equipments in a telecommunication network comprising a radio access network (2) defining cells in which user equipments (7) are localized and a core network (1) linked to said radio access network and adapted to establish a multimedia broadcast multicast context, named “

  • MBMS context”

    , for said user equipments (7) located in said cells, characterized in that it comprises the steps of;

    transmitting a first request for broadcasting data to user equipments (7) localized in a broadcast area defined by at least one of said cells, to a broadcast multicast service server (9) of said telecommunication network, establishing a first connection between said broadcast multicast service server (9) and said radio access network (2), sending a second request from said broadcast multicast service server (9) to said core network (1), via said radio access network (2), to establish a second connection between said radio access network (2) and said core network (1) for signalling in between, sending a third request, from said broadcast multicast service server (9) to said core network (1), via said first and second connections, for establishment of a MBMS context, in order to activate a broadcast service for broadcasting said data to said user equipments (7) localized in said broadcast area.

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