发明名称 A METHOD, SYSTEM AND TERMINAL FOR PROVIDING RING-BACK TONE IN REAL TIME
摘要 A method for providing ring-back tone in real time in a communication network, comprises: the called terminal receives the call request of the calling terminal transmitted from the network side; the called terminal can send a ring-back tone indication value to the network side; the ring-back tone unit at network side memorizes a great deal of ring-back tone data according to the ring-back tone indication value, so it can find the corresponding ring-back tone according to the received ring-back tone indication value, and play it to the calling terminal in real time. A system and terminal for providing ring-back tone in real time in a communication network are also provided. Based on the invention, the called subscriber can send different ring-back tone indication value in real time according to the current instance, to achieve the aim to play different ring-back tone to the calling terminal, it can well satisfy the individualization request of the subscriber, as well as further improve the quality of the communication service.
申请公布号 EP1890472(A1) 申请公布日期 2008.02.20
申请号 EP20060828317 申请日期 2006.12.13
申请人 HUAWEI TECHNOLOGIES CO., LTD. 发明人 WANG, ZHENGWEI;LIU, JIAN;SUN, QIAN;WANG, WEIJIE
分类号 H04M3/42;H04M3/436;H04W4/16 主分类号 H04M3/42
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