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电子学报  2015 

印刷带状偶极子天线与经典三维柱状偶极子天线的等效理论研究

DOI: 10.3969/j.issn.0372-2112.2015.02.004, PP. 230-235

Keywords: 印制偶极子天线,辐射阻抗,模糊电磁学,合成渐进法,矩量法

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Abstract:

相对于传统的柱状偶极子,印制偶极子天线更适合应用于现代通讯系统.本文通过引入边缘场效应,对传统的基于感应电动势法的柱状电偶极子辐射阻抗公式进行修正,并在此基础上将其推广至印制偶极子天线中.此外,本文还采用合成渐进法,基于物理概念,推导出平面偶极子天线的谐振频率及谐振频率处辐射电阻的两个计算机辅助计算公式.数值计算及验证表明,两个公式的精度均在2%以内,可以用于指导工程设计.

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