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任意横截面形状非均匀介质波导传输特性的分析

Keywords: 任意横截面形状非均匀介质波导边缘元法多模网格模匹配法传输特性

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Abstract:

用阶梯近似与边缘元和模匹配相结合的方法分析了一大类任意横截面形状非均匀介质波导的传输特性,将非均匀部分用一系列级联的台阶近似,各台阶用微波多模网络等效,用边缘元方法求得各本地波导的本征值问题后,用模匹配法算出各微波网络的散射参数,最后通过级联的微波网络求得融洽上非均匀结构的传输特性,由于边缘元方法的通用性,此法可对各种不同横截面形状的非均匀介质波导进行分析。

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