一种新型宽频双频段微带天线设计与仿真  

Design and simulation of a novel broadband dual-band microstrip antenna

作　　者：张鹏[1] 丑修建[1] 王二伟[1] 刘立[1] ZHANG Peng;CHOU Xiujian;WANG Erwei;LIU Li(MOE Key Laboratory of Instrumentation Science & Dynamic Measurement,North University of China,Taiyuan 030051,China)

机构地区：[1]中北大学仪器科学与动态测试教育部重点实验室,山西太原030051

出　　处：《现代电子技术》2018年第7期21-23,28,共4页Modern Electronics Technique

基　　金：国家自然科学基金项目(61401406);国家高技术研究发展计划(863计划)(2015AA042601);国家自然科学基金项目(51422510)~~

摘　　要：提出一种新型的宽频微带天线,将天线结构印制于玻璃纤维环氧树脂基板上,借助电磁仿真软件Ansoft HFSS 13.0进行仿真,该天线包含2.7~5.39 GHz,6.39~10.5 GHz两个宽频段,相对带宽分别为67%和49%,低频段可应用于WLAN,高频段可以应用于X波段的通信。给出了反射系数S11、辐射方向图和表面电流分布的仿真结果,分析了参数R1,O,C和K对回波损耗及带宽的影响,该设计具有一定的参考价值。A novel broadband dual-band microstrip antenna is presented in this paper.This antenna structure is printed on a fiber glass epoxy resin substrate,and simulated by means of electromagnetic simulation software Ansoft HFSS13.0.The antenna includes the bandwidths of2.7~5.39GHz and6.39~10.5GHz,and their relative bandwidths are67%and49%respectively.The low-frequency band can be applied to WLAN,and the high-frequency band can be applied to the communication of X-band.The reflection coefficient S11,and the simulation results of radiation pattern and surface current distribution are given.The influence of parameter R1,O,C and K on the return loss and bandwidth is analyzed.This design has a certain reference value.

关 键 词：宽频带 双频段 HFSS 微带天线 PCB天线 回波损耗 

分 类 号：TN82-34[电子电信—信息与通信工程]