Abstract:
本文提出一种毫米波圆极化大间距基片集成波导阵列天线。不同于传统的稀疏化技术,利用高透射率相位调制的超构表面对均匀大间距阵列的波前相位进行调控,达到高增益、高效率定向波束的目的。仿真结果表明,设计的加载超构表面的基片集成波导阵列天线在23GHz-29GHz频段内实现了圆极化和高增益性能,3-dB轴比带宽大于30%,峰值增益为27.4d Bi,口径效率达48.92%。
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Year: 2022
Language: Chinese
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