摘要
全球多家运营商已经关闭2G网络,国内三大运营商也开始将2G网络退网纳入网络发展规划中。从全球运营商关闭2G网络进程、2G终端发展情况和国内2G网络现状等几个方面进行阐述说明目前2G产业链情况,同时对中国联通现网2G终端占比、制式、类型、品牌和型号等方面进行多维度的统计分析,还原中国联通2G网络现状,支撑2G网络减频退网的市场策略。
Many operators around the world have shut down 2 G network,three major operators domestic have begun to bring 2 G network logout and frequency recovery into the network development plan. The thesis illustrates 2 G industry chain from the process of the global operators closing the 2 G network,the development of 2 G terminal and 2 G network status domestic. In addition,it conducts multi-dimensional statistical analysis of the proportion,the network standard,the brand and model number of the terminal in China Unicom 2 G network. Finally it summarizes present situation of terminal in China Unicom 2 G network and offers a proposal of 2 G network logout and frequency recovery.
出处
《邮电设计技术》
2017年第9期26-30,共5页
Designing Techniques of Posts and Telecommunications
关键词
2G退网
网络现状
终端
2Gfrequencyrecovery
Presentnetworksituation
Terminal