第五代移动通信系统若干关键技术概述  

Review on Key Technologies in 5G Mobile Communication System

作　　者：杨睛[1] 陈蕾[1] 刘琪[1] 汪宏艳 徐彩红[1] 

机构地区：[1]扬州大学信息工程学院,江苏扬州225127

出　　处：《移动通信》2015年第15期79-84,共6页Mobile Communications

基　　金：国家自然科学基金资助项目(61301111;61401387;61472343);中国博士后科学基金面上资助(2014M560374);江苏省高校自然科学基金(14KJB510035);扬州市自然科学基金(YZ2014054)

摘　　要：在将协作中继技术和认知无线电技术相融合的认知中继网络中,进一步采用大规模MIMO技术,构成大规模MIMO多用户认知中继网络,深度挖掘空间维度无线资源,从而大幅度提升频谱效率、能量效率和传输可靠性。对5G移动通信系统若干关键技术进行综述,对大规模MIMO技术、协作中继技术以及认知无线电技术这些具有代表性的技术进行介绍和梳理,重申其重要作用和意义。For cognitive relay network, in which cooperative relay and cognitive radio technologies are integrated, the adoption of massive MIMO is able to constitute massive MIMO multi-user cognitive relay network. It is beneficial for deep development of spatial dimensional radio resources to greatly enhance spectral efficiency, energy efficiency and transmission reliability. In this paper, several key and representative technologies in 5G mobile communication system were reviewed, including massive MIMO, cooperative relay and cognitive radio, as well as their important significance was analyzed in depth.

关 键 词：大规模MIMO 认知中继网络 频谱效率 能量效率 5G 

分 类 号：TN92[电子电信—通信与信息系统]