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Shaped-Beam Synthesis of Series-Fed Microstrip Slot Array Antenna Using Genetic Algorithm
Author(s): 
Pages: 49-52
Year: Issue:  2
Journal: Journal of Microwaves

Keyword:  串馈阵列天线遗传算法赋形波束微带缝隙天线;
Abstract: 使用遗传算法设计了一种串联馈电的8单元微带缝隙阵列天线.天线工作中心频率为3.5GHz,通过在适当位置插人不同特性阻抗的微带馈线,实现了天线在俯仰面95°~130°范围内双侧辐射的余割平方赋形波束设计;同时,将上半空间副瓣电平控制在-19dB以下.在其中心频率上,天线回波损耗小于-35dB,增益达10.9dBi.实测结果与设计结果一致性较好,说明了设计方法的可行性.
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