八元双频多输入多输出移动电话天线用于5G和无线局域网应用
Tao He1, Jianlin Huang1, Jiaping Lu1
1College of Electrical and Electronic Engineering, Wenzhou University, Wenzhou 325035, China.
Micromachines
|December 23, 2023
概括
本研究介绍了用于5G和WLAN移动应用的八元双频天线. 该设计优化了空间,并实现了卓越的隔离,以提高性能.
科学领域:
- 电气工程 电气工程
- 天线理论天线理论
- 无线通信无线通信
背景情况:
- 移动设备需要紧,高性能天线,用于各种无线标准.
- 第五代 (5G) 和无线局域网 (WLAN) 频段需要高效的多频段天线解决方案.
- 移动电话中的空间限制给集成多个天线元件带来了重大挑战.
研究的目的:
- 为5G (n78) 和WLAN应用提出和验证一种新的八元双频MIMO天线.
- 为了最大限度地减少移动设备中天线系统所占的内部空间.
- 为了提高天线元件之间的隔离,提高整体系统性能.
主要方法:
- 在两个框架上打印的八个元素天线阵列的设计,利用两个表面.
- 寄生单元的集成,有缺陷的地面结构,并在系统板上进行槽蚀刻,以增强隔离.
- 使用微条线和通过连接用于散热器和地面平面集成的料机制.
主要成果:
- 在5G (3400-3600 MHz) 和WLAN (5275-5850 MHz) 频段实现的回归损失优于6dB.
- 显示天线元件之间的隔离超过15dB.
- 由于有缺陷的地面结构和合并的矩形环,验证了更好的隔离和效率.
结论:
- 拟议的双频MIMO天线是5G和WLAN移动电话集成的可行解决方案.
- 紧的设计和增强的隔离满足了现代无线通信的苛刻要求.
- 寄生元素和有缺陷的地面结构的整合有效地解决了多频段天线设计中的性能挑战.
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