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微流体频率可重新配置的紧型自四折叠调节天线,具有基于基板集成波导的高隔离性.

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  • 1Engineering Optimization and Modeling Center, Reykjavik University, 102, Reykjavík, Iceland.

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概括

这项研究介绍了一种新型的微流体天线,能够进行可重新配置的四频段操作. 该设计实现了四个操作频段中的每个频率的独立调,为无线应用提供了更大的灵活性.

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科学领域:

  • 电磁工程 电磁工程 电磁工程
  • 天线理论和设计.
  • 微流体学 微流体学

背景情况:

  • 传统天线通常具有固定的操作频率,限制了它们的多功能性.
  • 在天线设计中,实现具有独立频率控制的多频段运行是一个重大挑战.

研究的目的:

  • 为四频应用提供一种新的微流体频率可重新配置的自四折叠调节天线.
  • 通过微流体集成来证明运行频率的独立调制性.

主要方法:

  • 一个基板集成的方形空腔天线被设计成一个X形槽,创造了四个四分之一模式的空腔共振器.
  • 用于高端口隔离 (>32.3 dB) 的四频段运行,使用了微条带输入线.
  • 通过整合充满空气或介电液的微流体通道来实现频率重新配置.

主要成果:

  • 制造的天线原型展示了自我四重复功能和独立的频率调.
  • 对于所有四个频段 (8.3%至14.1%) 实现了显著的频率调范围.
  • 在所有波段和调范围中,实现的增益超过了4.05dBi.

结论:

  • 拟议的微流体天线为可重新配置的四频应用提供了一个新的解决方案.
  • 该设计提供了独立的频率调整性和高性能,通过电磁建模和测量进行验证.