用于5G移动终端的28 GHz天线阵的研究  

Study on a 28 GHz Antenna Array for 5G Mobile Terminal

作　　者：王姗姗[1] 廖斌[2] WANG Shan-shan;LIAO Bin(School of Physics and ElectronicScience,East China Normal University,Shanghai200241,China;School of Communication and Electronic Engineering,East China Normal University,Shanghai200241,China)

机构地区：[1]华东师范大学物理与电子科学学院,上海200241 [2]华东师范大学通信与电子工程学院,上海200241

出　　处：《真空电子技术》2020年第5期71-75,共5页Vacuum Electronics

摘　　要：本文根据传输线模型理论对矩形微带天线单元进行分析,利用HFSS仿真软件设计了一款可用于5G移动终端的28 GHz四元微带天线阵。仿真研究表明,该天线阵可进行多输入多输出(MIMO)传输,谐振频率为28 GHz,S 11为-33.4 dB,带宽约为2.74 GHz,最大增益约为5.07 dB,多输入多输出(MIMO)端口之间的传输系数低于-40 dB。In this paper,a rectangular microstrip antenna unit is analyzed based on transmission line model theory,and a four-element microstrip antenna array with resonant frequency of 28 GHz is designed by using HFSS simulation software.The research shows that the designed microstrip antenna array can realize MIMO function,the S 11 value of the four ports is-33.4 dB at the resonant frequency of 28 GHz,the bandwidth is about 2.74 GHz,the maximum gain is about 5.07 dB and the isolation between ports is less than-40 dB.

关 键 词：5G移动终端 微带阵列天线 S参数 MIMO技术 隔离度 

分 类 号：TN929.1[电子电信—通信与信息系统]