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旋转对称体天线宽带特性研究
引用本文:徐良,汪文秉.旋转对称体天线宽带特性研究[J].电子学报,1997,25(12):108-111.
作者姓名:徐良  汪文秉
作者单位:[1]西安电子科技大学 [2]西安交通大学
摘    要:应用扩展矩量法,分析了旋转对称单极子天线的宽带特性,得出了最佳锥角。文中给出了下降频率随天线高度、宽度和体积的变化曲线,讨论了宽度、高度对增益的影响,为实际设计提供了理论依据,理论计算与实验结果进行了比较,两者较好地吻合。

关 键 词:旋转对称体  宽带特性  天线  增益

Study of Broad-Band Characteristics of Rotationally Symmetric Antennas
Abstract:By applying the extended moment method, the broad-band characteristics of rotationally symmetric monopole antennas have been analyzed, and the optimum angle Of the cone is obtained. In this paper, thefigUres of the low-cut frequence versus height, width and volume of the antenna are shown, and the effects ofheight and width on the antenna gain have been discussed also. These offer the theoretical evidence for the Practical design. Theoretical calculations and experimental results are compared with excellent agreement.
Keywords:Ratationally symmetric  Broad-band  Antenna  Gain  
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