浅析4G移动通信系统及其关键技术  

Analysis of 4G Mobile Communication System and Its Key Technologies

作　　者：马千里[1] 

机构地区：[1]北华航天工业学院,廊坊065000

出　　处：《通讯世界（下半月）》2014年第12期30-31,共2页Telecom World

摘　　要：随着经济社会的发展,人们对移动通信的需求日益增长。全球范围内已经大规模普及的3G技术难以满足大数据时代的高速多媒体数据流传输。因此世界各国都大力研发4G技术。目前4G技术日趋成熟,已部分投入了商用。本文介绍了4G移动通信系统的特点,分析了其网络体系结构,并对其关键技术进行了简单剖析。With the development of society and economy,people＆#39;s demand for mobile communication is growing.3G technology,popularized large-scale in the global scope,is difficult to meet the high speed multimedia data stream in the age of big data.Therefore,all countries in the world are de-veloping 4G Technology.At present,4G technology has become mature and has been partially put into commercial.This paper introduces the character-istics of 4G mobile communication system,analyzing the network system structure,and studies its key technology.

关 键 词：第四代移动通信 正交频分复用 软件无线电 

分 类 号：TN929.5[电子电信—通信与信息系统]