宽带双极化天线测量探头的设计与仿真  

Design and Simulation of Wideband and Dual-polarized Antenna Measurement Probe

作　　者：谢文佳[1] 周恬 洪涛[2] 宋晓峰 XIE Wen-jia;ZHOU Tian;HONG Tao;SONG Xiao-feng(The Information and Communications College of National University of Defense Technology,Xi′an 710106,China;Xidian University National Key Laboratory of Antennas and Microwave Technology,Xi′an 710071,China)

机构地区：[1]国防科技大学信息通信学院,西安710106 [2]西安电子科技大学天线与微波技术国家重点实验室,西安710071

出　　处：《宇航计测技术》2019年第6期48-51,56,共5页Journal of Astronautic Metrology and Measurement

基　　金：国家重点研发计划资助项目(2017YFF0205200);科技委军事理论项目(ZS18-03-09)

摘　　要：天线测量探头的性能对提升天线平面近场测量效率、最终测量结果的精度具有重要意义。针对平面近场测量的需要,应用反向四脊和差分馈电技术,设计了宽带双极化天线测量探头。对测量探头模型进行仿真,分析了带宽、方向图、隔离度和交叉极化辨识度等探头性能,确定了高隔离度、高极化纯度的宽带双极化天线测量探头的最优设计,获得了更高精度和效率的天线测量。The performance of the antenna measurement probe is of great significance for improving the efficiency of Planar Near-Field measurements and the accuracy of the final measurement result.Need for Planar Near-Field measurements,a wideband dual-polarized antenna measuring probe was designed using reverse quadrilateral and differential feed techniques.The measurement probe was studied by simulation.The performance of the probes such as bandwidth,pattern,isolation and cross-polarization identification was analyzed,and the optimal design of wideband dual-polarized antenna measuring probe with high isolation and polarization purity was determined.The higher antenna efficiency measurement was provided.

关 键 词：探头 宽带 双极化 天线测量 

分 类 号：TN821[电子电信—信息与通信工程]