中国移动volte语音解决方案

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1、面向VoLTE的TD-LTE技术白皮书（2013版）中国移动2013年6月1目录1.前言...................................................................................................52.发展愿景...........................................................................................53.面向VoLTE的TD-LTE相关要求...................................

2、...................63.1无线网络方面...............................................................................63.1.1多频段组网............................................................................63.1.2连续及深度覆盖....................................................................83.1.3基站建设...........

3、.....................................................................93.1.4网络性能..............................................................................103.1.5语音及数据业务互操作.......................................................113.1.6TDD和FDD融合组网..................................................

4、.........113.2核心网方面.................................................................................123.2.1EPC融合核心网..................................................................123.2.2融合用户数据HLR/HSS.......................................................123.2.3IMS支持VoLTE/eSRVCC.................

5、.....................................133.2.4DRA信令网..........................................................................133.2.5电路域支持eMSC.................................................................143.2.6LTE回传方案......................................................................143.2.7L

6、TE流量服务......................................................................1523.3终端方面.....................................................................................163.3.1多模多频段.........................................................................163.3.2VoLTE手机总体要求.......................

7、....................................163.3.3终端互操作要求..................................................................183.3.4终端国漫业务要求...............................................................193.3.5逐步支持LTE-A部分功能....