改造U形四元MIMO天线的设计和分析,用于双频5G毫米波应用
Chandrasekhar Rao Jetti1, Tathababu Addepalli2, Sreenivasa Rao Devireddy3
1Department of ECE, Bapatla Engineering College (A), Bapatla 522102, Andhra Pradesh, India.
Micromachines
|August 26, 2023
概括
为5G毫米波应用提出了一种新的紧型四元件多输入多输出 (MIMO) 平面单极天线. 这种天线在关键的5G频段实现了出色的隔离和性能.
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:
- 5G毫米波 (mmWave) 通信需要高性能天线.
- 现有的天线设计经常面临大小,带宽和毫米波频率的隔离方面的挑战.
研究的目的:
- 提出和验证一种新的紧槽四元件多输入多输出 (MIMO) 平面单极天线.
- 为了确保适用于5G毫米波波段N257/N258和N262.
主要方法:
- 在罗杰斯RT/duroid 5880基板上设计和制造一个紧的天线.
- 使用U形的辐射元件和一个斜的地面平面.
- 包括矩形条带和插槽用于阻抗匹配.
主要成果:
- 在27.1 GHz (25.9-27.8 GHz) 和48.7 GHz (47.1-49.9 GHz) 实现了双频段运行.
- 由于元素的正交定位,证明了高度的隔离 (>27 dB).
- 显示的峰值增益>5.95dBi,效率>90%,以及低频道容量损失 (<0.03位/秒/Hz).
结论:
- 拟议的MIMO天线符合5G毫米波应用的严格要求.
- 模拟和测量结果显示良好一致,验证了设计.
- 天线为下一代无线通信系统提供了可行的解决方案.
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