信号时域提取方法结合时域有限差分法分析传输线馈电的微波元技

来源 :电子科学学刊 | 被引量 : 0次 | 上传用户:liudanfeng123
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本文提出了一种信号时域提取方法,对于非色散传输线馈电的微波元件,利用这一方法,从时域模拟获得的总场响应中提取馈线参考面上的时域入射波和反射波,进而得到其频域特性.与传统方法相比,它可以避免通过时域有限差分法直接求解入射波和反射波,因此可以减少计算时间和计算机内存.矩形微带天线的数值模拟表明,这种方法的计算精度与传统方法完全一致.
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