超表面灵感打印双端口MIMO天线系统,具有LP到CP转换功能,用于毫米波n260频段应用
Anitha C1,2, Vivek Singh3,4, Ajay Kumar Dwivedi5,2
1Department of Electronics and Communication Engineering, SJC Institute of Technology, Chickballapur, India.
Scientific reports
|October 18, 2024
概括
一个用于5G新无线电 (NR) 毫米波应用的新天线系统使用了灵感来自地表的印刷双端口MIMO技术. 该系统实现了线性到循环的偏振转换,增强了先进无线通信的空间多样性.
科学领域:
- 电气工程 电气工程
- 电磁学 电磁学 电磁学 电磁学
- 天线理论天线理论
背景情况:
- 毫米波 (mmWave) 频率对于5G新无线电 (NR) 应用至关重要,特别是在FR2 n260频段 (36.040.0 GHz).
- 需要高效的天线系统来克服传播挑战,并在这些频段中实现高带宽通信.
- 超表面为操纵电磁波提供了新的方法,使先进的天线功能成为可能.
研究的目的:
- 为NR FR2 n260频段应用开发和描述一种新的天线系统.
- 整合超表面灵感技术与双端口MIMO天线以提高性能.
- 为了实现线性极化 (LP) 到循环极化 (CP) 的转换和空间多样性.
主要方法:
- 设计和制造一个双端口MIMO天线系统与一个堆叠的Metasurface层.
- 利用带导体和矩形空间的超表面结构来产生 π/2 移相电场组件,用于 LP 转换为 CP.
- 在使用双层PCB技术的高频层板上制造.
- 对散射参数,多样性性能和实现收益的实验验证.
主要成果:
- 开发的天线系统成功地在36.040.0 GHz频段 (NR FR2 n260频段) 运行.
- 超表面层有效地将线性偏振波转化为循环偏振波,增强空间多样性.
- 实验结果显示,对关键天线性能指标的计算/模拟数据有很好的一致性.
结论:
- 拟议的超表面灵感的双端口MIMO天线系统对于5G NR毫米波应用非常高效和多功能.
- 超表面技术的整合为LP转换为CP提供了可行的解决方案,并改善了空间多样性.
- 成功的制造和验证为使用这种天线技术的先进工程应用铺平了道路.
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