一种新型复合单元频率选择表面  

A Novel Composite Element Frequency Selective Surface

作　　者：李小秋[1] 高劲松[1] 冯晓国[1] 

机构地区：[1]中国科学院长春光学精密机械与物理研究所

出　　处：《微波学报》2008年第1期7-9,14,共4页Journal of Microwaves

基　　金：中国科学院知识创新工程领域前沿项目(20063004);中国科学院国防创新基金(CXJJ-149)

摘　　要：提出了一种新型复合单元频率选择表面,用模式匹配方法得到了该周期表面未知电场的积分方程。给出了这种新型复合单元的电场基函数,用矩量法求解该积分方程,得到了不同入射角对这种新型复合单元FSS的频率响应特性曲线。计算结果表明,这种新型复合单元频率选择表面具有两个角稳定性很好的频带,这在通信系统和雷达系统中具有广泛的应用前景。A novel composite element frequency selective surface is proposed, and the integral equation of unknown electric field of the periodic surface is derived by using modal matching method. The electric field basis function of the novel composite element is proposed. Then solving the integral equation by moment method, the curves of frequency response characteristics under the various incidences can be obtained. The results show that, the novel composite element frequency selective surface has stable dual-band under the various incidents, which will be very popular applications in communication system and radar system in the future.

关 键 词：频率选择表面 复合单元 模式匹配方法 基函数 

分 类 号：TN011[电子电信—物理电子学] TU452[建筑科学—岩土工程]