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Updated: Mar 1, 2026

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优化分环共振器槽使用征收-反对-增强的牛顿拉普森方法高收益的UWB Vivaldi天线设计
Hüseyin Özmen1,2, Davut Izci3,4, Rizk M Rizk-Allah5
1Engineering Faculty Electrical - Electronics Engineering, Dicle University, Diyarbakır, Turkey.
Scientific reports
|February 27, 2026
概括
一个新的优化算法,莱维对立增强的牛顿-拉普森基于优化 (NRBO-LO),增强了超宽带 (UWB) 天线设计. 这种混合方法改善了用于雷达和无线通信应用的天线增益和带宽.
科学领域:
- 电磁学和天线设计
- 计算智能和优化算法计算智能和优化算法
- 超材料和微波工程 超材料和微波工程
背景情况:
- 超宽带 (UWB) 天线对于高数据速率通信,雷达和成像至关重要.
- 优化UWB天线参数以获得高收益和宽带宽,特别是在紧的设计中,仍然具有挑战性.
- 现有的优化算法可能遭受过早的融合,限制其在复杂的设计空间中的有效性.
研究的目的:
- 为了引入一种新的混合元启发式优化算法,Lévy对立增强了基于牛顿-拉普森的优化 (NRBO-LO).
- 应用NRBO-LO来优化高收益的设计,紧的对立方Vivaldi天线与分环共振器 (SRR) 槽.
- 通过对比基准函数验证算法的性能,并证明其在天线设计中的优越性.
主要方法:
- 开发NRBO-LO算法,集成随机对立学习和Lévy基于飞行指导学习.
- 严格评估NRBO-LO使用单模,多模和复合基准函数.
- 同时模拟MATLAB和CST软件,以优化反脚Vivaldi天线中的SRR槽的几何参数.
主要成果:
- 与现有的算法相比,NRBO-LO在基准函数上表现出卓越的趋同准确性,稳定性和稳定性.
- 优化的UWB反极管Vivaldi天线实现了覆盖3.1-10.6GHz (整个UWB范围) 的连续阻抗带宽.
- 优化的天线实现了9.2dB的最大实现增益,平均和峰值效率分别为75%和91%.
结论:
- 该NRBO-LO算法有效地减轻了过早的融合,并提高了优化性能.
- 集成NRBO-LO与超材料灵感的SRR插槽为设计高性能UWB Vivaldi天线提供了一个实用的方法.
- 优化的天线适用于要求高的应用,包括雷达,微波成像和先进的无线通信系统.
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