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宽带高收益低档次串联送天线,集成为5G毫米波应用优化的元材料

Bashar A F Esmail^1,2, Slawomir Koziel^1,3, Anna Pietrenko-Dabrowska⁴

¹Department of Engineering, Reykjavik University, 102, Reykjavík, Iceland.

Scientific reports

|January 3, 2024

概括

本研究介绍了一种紧的连续供应的四双极天线,用于5G毫米波 (mm-wave) 通信. 新型设计实现了宽带宽和高收益,经过实验验证,可用于28和38 GHz的5G频段.

科学领域:

电磁学和天线设计
无线通信系统无线通信系统
超材料和纳米光子学

背景情况:

5G毫米波 (mm-wave) 通信系统需要带宽和高收益的天线.
现有的天线设计往往面临着在毫米波频率同时实现高增益和宽带宽的局限性.
紧的天线解决方案对于移动和集成的5G设备至关重要.

研究的目的:

为5G毫米波应用提出和验证一种新的串联养四双极天线.
通过创新的设计技术来增强天线增益和操作带宽.
整合元材料单元细胞以进一步提高性能.

主要方法:

设计了一种连续供应的四双极天线配置,具有不同的双极长度和截断的地面平面.
基于梯度的加速信任区域 (TR) 搜索算法用于天线尺寸优化.
使用TR算法集成和优化基于改造的H形超材料 (MTM) 的单元细胞.

主要成果:

连续供应设计将带宽从25.232.8 GHz扩展到26.540 GHz,覆盖关键的5G频段.
使用TR算法的优化在38GHz时产生了11.2dBi的最大增益.
整合MTM单元单元进一步提高了最大增益,在38 GHz时达到15.1 dBi.
实验验证显示与模拟结果非常一致.

结论:

拟议的连续供应的四双极天线为5G毫米波系统提供了紧,高收益和宽带解决方案.
整合MTM单元细胞显著提高了天线收益.
优化的设计符合5G毫米波通信频段的苛刻要求.

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