对不同介电常数切角圆极化天线的研究
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摘要
首先利用简并模分离单元理论对天线如何实现圆极化进行了理论分析,然后分别设计了介电常数为2.65和9.8的圆极化天线,其工作频率为2.48GHz,带宽为20MHz,高度为1mm,S11小于-20d B,轴比小于3d B,最后将天线的各项参数(S参数,轴比带宽等)进行分析对比。
Firstly, the theory of circular polarization is analyzed by using the theory of degenerate mode separation unit. And then the circular polarization antenna with dielectric constant of 2.65 and 9.8 are designed. Its operating frequency is 2.48 GHz, the bandwidth is 20 MHz, the height is 1mm, S11 less than-20 d B, the axial ratio is less than 3d B. Finally, the parameters of the antenna(S parameters, axial ratio bandwidth, etc.) are analyzed and compared.
引文
[1]王威,苗俊刚,梁彬.L波段矩形切角圆极化微带天线的设计[J].电子测量技术,2010,第33卷,12期Wang wei,miao jungang.Design of a L band rectangular circular polarization microstrip antenna[J].Electronic Measurement Technology.2010,Volume 12
    [2]王世伟.双圆极化微带阵列天线及高增益圆极化微带天线的设计[D].西安:西安电子科技大学,2013Wang shiwei.Design of dual circularly polarized microstrip array antenna and high gain circularly polarized microstrip antenna[D].Xi'an:Xi'an Electronic and Science University,2013
    [3]仲从民.毫米波圆极化微带天线的研究[D].南京:南京理工大学,2006Zhong congmin.Research on millimeter wave circularly polarized microstrip antenna[D].Nanjing:Nanjing University of Science and Technology,2006

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