发明名称 |
DELIVERY OF MULTICAST AND UNI-CAST SERVICES IN AN OFDMA SYSTEM |
摘要 |
A method of operating a radio telecommunications network including, a plurality of base transceiver stations (BTSs) each transmitting on a respective transmission bandwidth, and one or more mobile terminals (MTs) each having a respective maximum reception bandwidth, defining a common multicast frequency band within the transmission bandwidth of at least a first group of BTSs of the network on which the multicast service is to be transmitted; transmitting a multicast service in the common multicast frequency band from each BTS within the first group of BTSs; and enabling each base station having a bandwidth greater than the width of the common multicast frequency band to transmit a uni-cast service in portion of its transmission bandwidth falling outside the multicast frequency band. |
申请公布号 |
EP1985147(A1) |
申请公布日期 |
2008.10.29 |
申请号 |
EP20070708391 |
申请日期 |
2007.02.08 |
申请人 |
NEC CORPORATION |
发明人 |
BUI, THANH;VASIC, DOBRICA |
分类号 |
H04L5/00;H04L27/26;H04W4/06;H04W72/00;H04W72/04 |
主分类号 |
H04L5/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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