射頻微波濾波器(7)-基片集成波導濾波器
2016-10-30 by:CAE仿真在線 來源:互聯(lián)網
SIW 是一種新出現(xiàn)微波傳輸結構,它不僅具有矩形波導低損耗高 Q 的優(yōu)點,還具有微帶體積小,重量輕,容易集成等優(yōu)點。同時它還和矩形波導具有相似的傳輸特性,因此它可以廣泛地應用于微波電路及毫米波電路中。
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種結構可以等效為在矩形波導的窄壁上橫向開槽,由矩形波導中的TEn0模管壁電流分布可知,窄壁橫向開槽不切割橫向電流。
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加載CMRC 的基片集成波導濾波器
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微帶—基片集成波導混合帶通濾波器
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帶有兩個抑制槽的多層交叉耦合SIW 圓腔LTCC濾波器
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雙腔多層雙模 SIW 濾波器
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多層交叉耦合凹凸結構 SIW 濾波器
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【參考文獻】
陳飛,《基片集成波導濾波器的研究》,2009.
魏啟甫,《基于LTCC的多層基片集成波導濾波器的研究》,2008.
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