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一种基于左手介质的新型介质栅漏波天线的理论分析

Keywords: 左手介质,周期结构,栅漏波天线,left-handedmaterial(LHM),periodicstructure,leakywavegratingantenna,左手介质,介质栅,漏波天线,理论,分析,MATERIALS,BASED,ANTENNA,WAVE,GRATING,ANALYSIS,reason,phenomenon,numericalresults,conventional,variations,leakage,constant,structureparameters,st

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Abstract:

提出了一种基于左手介质的新型介质栅漏波天线,并采用多模网络与严格模匹配相结合的方法,对该左手介质栅天线的辐射特性进行了仔细严格的分析.文中给出了漏波系数随天线结构参数变化的关系以显示该左手介质天线特有的性质.数值结果表明这种新型漏波天线比传统介质栅天线具有更强的辐射能力.讨论了产生这种现象的原因.

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