使用特征模式分析对双模式天线进行实验调查,用于GSM/5G应用程序的增强导向性
Sathishkumar N1, Satheeshkumar Palanisamy2, Osamah Ibrahim Khalaf3
1Department of Electronics and Communication Engineering, KPR Institute of Engineering and Technology, Coimbatore - 641407 Tamil Nadu, India.
Heliyon
|July 1, 2024
概括
一种使用特征模式分析 (CMA) 的新型双频,双极化天线,在GSM服务中运行在1.8GHz,在5G服务中运行在3.5GHz. 这种天线设计为无线通信提供了稳定和增强的辐射模式.
科学领域:
- 电磁学和天线设计
- 无线通信技术无线通信技术
背景情况:
- 特性模式分析 (CMA) 是一种强大的技术,用于了解天线的操作原理.
- 双频带和双极化天线对于现代无线系统至关重要,这些系统需要多功能频率覆盖和极化多样性.
研究的目的:
- 使用特征模式分析 (CMA) 设计和分析双模式,双极化天线.
- 实现双频段操作,覆盖1.8 GHz GSM频段和3.5 GHz 5G频段,并具有直角偏振.
主要方法:
- 一个圆的补丁散热器的设计,在小轴上有双切口,基于模式与圆形补丁的分离.
- 使用特征模式分析 (CMA) 进行模态分析和了解天线工作原理.
- 使用CST全波模拟器进行天线设计和性能验证.
主要成果:
- 该天线具有双频操作,带宽为51MHz在1.8GHz (水平偏振) 和210MHz在3.5GHz (垂直偏振).
- 在1.8 GHz时达到5.9 dBi的峰值增益,在3.5 GHz时达到7.1 dBi.
- 模拟结果与测量数据密切匹配,验证了天线的稳定和增强辐射.
结论:
- 拟议的天线设计有效地实现了双频带和双极化操作.
- 与传统的电流分布分析相比,特征模式分析 (CMA) 可以更深入地了解天线模式.
- 该天线适用于集成的1.8 GHz GSM和3.5 GHz 5G无线通信服务.
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