LTE FDD-TDD混合组网中的关键技术  

Key Technology in FDD-TDD Mixed Networks

作　　者：张光辉[1] 赵冬 孙震强[1] 

机构地区：[1]中国电信股份有限公司北京研究院

出　　处：《电信技术》2015年第2期6-8,11,共4页Telecommunications Technology

基　　金：新一代宽带无线移动通信网项目资助(2015ZX03001036)~~

摘　　要：为了应对频谱资源的紧张和用户对移动宽带日益增长的需求,越来越多的运营商选择FDD-TDD混合组网,文摘要中首先分析了LTE混合组网的原因以及4种LTE混合组网方案,然后从小区驻留和重选、切换、负载均衡、FDDTDD载波聚合、FDD-TDD双连接这5个关键技术入手,详细阐述了FDD与TDD混合组网的主要技术问题,最后指出混合组网的发展前景。With the challenge of frequency resources and rapid development of mixed network, FDD-TDD mixed network becomes one of the most important option in 4G network. In FDD-TDD mixed network, there are many key technologies. The key driver and solutions of the mixed network were introduced. Meanwhile, some key technologies, such as cell reselection, handover, load balance, FDD-TDD joint operation, dual connection, were also analyzed.

关 键 词：FDD-TDD混合组网 小区重选 载波聚合 双连接 FDD LTE 

分 类 号：TN929.5[电子电信—通信与信息系统]