设计和实施微型多模式4 × 4 MIMO天线为WiFi的7个应用程序
Weizhen Lin1,2, Kaiwen Du3, Xueyun Jiang4
1National Key Laboratory of Microwave Imaging, Aerospace Information Research Institute, Chinese Academy of Sciences, Beijing 100094, China.
Micromachines
|December 31, 2025
概括
本研究介绍了一种适用于WiFi 7系统的紧型宽带天线. 该设计实现了卓越的性能和隔离,使其成为下一代无线应用的理想选择.
科学领域:
- 电气工程 电气工程
- 电磁学 电磁学 电磁学 电磁学
- 无线通信无线通信
背景情况:
- WiFi 7技术需要高性能天线来提高数据传输速度.
- 现有的天线解决方案经常在MIMO系统中扎带宽和相互合.
研究的目的:
- 为WiFi 7开发一个紧的宽带多输入多输出 (MIMO) 天线系统.
- 通过最小化相互合和最大化带宽来提高天线性能.
主要方法:
- 设计了一个四元的MIMO天线,使用多分支辐射补丁和合的微条线.
- 集成的互补分环共振器 (CSRR) 用于解和直角元件放置.
- 利用多个共振模式来实现广泛的阻抗带宽.
主要成果:
- 实现了37%的阻抗带宽 (5.07-7.37 GHz),覆盖了WiFi 7频段.
- 使用CSRR和直角放置,证明了高隔离率 (>14.5dB在5GHz,>11dB在6GHz).
- 通过模拟和测量,通过模拟和测量验证了优异的多样性性能 (ECC,DG,多重效率).
结论:
- 拟议的紧型宽带MIMO天线是WiFi 7的一个有希望的解决方案.
- 该设计有效地解决了带宽和相互合的挑战.
- 该天线具有出色的多样性特征,适合新兴的无线应用.
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