Patent ID: 7301927

Claim:
An apparatus for providing an MBMS (Multimedia Broadcast/Multicast Service) service to user equipments (UEs) requesting the MBMS service, in a code division multiple access (CDMA) mobile communication system, the apparatus comprising: a plurality of UEs for requesting desired MBMS service, and receiving the MBMS service provided in response to the request; a plurality of radio network controllers (RNCs) for transmitting data related to the MBSM service to UEs wirelessly connected to thereto among UEs that requested the service; and a plurality of SGSNs (Serving GPRS (General Packet Radio Service) Supporting Nodes) connected to each of the RNCs, for controlling a procedure related to the MBMS service for the UEs that requested the service; wherein a default SGSN is exclusively designated for at least one separate MBMS service, and the default SGSN transmits MBMS data for the corresponding MBMS service to the UEs that requested the MBMS service, through the RNCs.