过介电共振器天线的多功能应用基于液晶
Ke Xia1, Lei Zhang1, Haifeng Zhang1
1College of Electronic and Optical Engineering & College of Flexible Electronics (Future Technology), Nanjing University of Posts and Telecommunications, Nanjing 210023, China.
Sensors (Basel, Switzerland)
|January 11, 2024
概括
一种新型的多功能设备集成了过介电共振器天线 (FDRA) 与液晶 (LC) 进行信号传输和温度传感. 这种创新设计展示了可调节天线性能和可靠的温度测量能力.
科学领域:
- 电气工程 电气工程
- 材料科学 材料科学 材料科学
- 传感器技术 传感器技术
背景情况:
- 介电共振器天线 (DRA) 在无线通信系统中被广泛使用.
- 液晶 (LCs) 具有温度依赖的介电性质,为可调节设备提供了潜力.
- 将LC集成到天线设计中可以导致多功能应用.
研究的目的:
- 设计和实现使用液晶 (LC) 的新型多功能过介电共振器天线 (FDRA).
- 为了研究LC的取决于温度的介电性质对天线性能的影响.
- 为了评估FDRA作为温度传感器的能力.
主要方法:
- 一个发针带通波器被设计并与LC层集成.
- 过器被扩展到一个过介电共振器天线 (FDRA).
- 对天线的性能参数进行了分析,这些参数涉及LC的介电常数因温度变化而发生的变化.
主要成果:
- FDRA的共振频率随着LC介电常数的变化而变化.
- 观察到轴比,增益,天线效率,电子场分布和辐射模式的显著变化.
- 在4.655.53 GHz范围内,FDRA表现出良好的天线性能,并作为高灵敏度 (95 GHz/RIU) 的温度传感器有效运行.
结论:
- 开发的多功能设备为天线信号传输和温度测量提供了一种新的方法.
- 与LC集成的FDRA具有可调节的特性和可靠的传感能力.
- 这项技术为集成的无线和传感系统提供了有希望的解决方案.
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