宽带匹配网络的野草算法优化设计

Optimization Design of Weeds Algorithm of Broadband Matching Network

对野草算法(Invasive Weed Optimization,IWO)进行了研究和讨论,提出了基于IWO算法设计天线宽带匹配网络的方法;建立了多参数目标优化函数,对函数中变量初始值的设定进行了讨论;根据优化结果,结合ADS仿真软件分析了所设计的宽带匹配网络的电特性。结果表明,该网络具有良好阻抗宽带特性,证明了野草算法在设计宽带匹配网络中的有效性。

This paper centers on the invasive weed optimization （IWO） ,proposes a design method of antenna broadband matching network based on the algorithm of IWO ,establishes a multi-paper target optimization function ,and discusses the initial value of the variable in the function set .According to the optimization results ,and combining with the ADS simula-tion ,the paper analyzes the electrical characteristics of broadband matching network .The results show that this network has good broadband impedance characteristics and proves the effectiveness of weeds algorithm in the design of broadband matc -hing network .