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UMA(Unlicensed Mobile Access)通过在网络中增加UNC组件的方式实现用户通信在GSM/GPRS网络与Wi-Fi或蓝牙网络间的自由切换。在介绍UMA的工作方式、体系架构之后,重点从用户及运营商角度分析UMA的市场需求,提出应用UMA的家庭网络部署方案,分析UMA对运营商应对融合浪潮的重大意义。最后就UMA在中国的应用前景进行展望。
UMA (Unlicensed Mobile Access) enables users to freely switch between GSM / GPRS networks and Wi-Fi or Bluetooth networks by adding UNC components to the network. After introducing the working methods and architecture of UMA, this paper analyzes the UMA market demand from the point of view of users and operators, puts forward the deployment plan of home network using UMA, and analyzes the significance of UMA to the convergence of operators. Finally, the prospect of UMA application in China is prospected.