双频带双极化6GHz以下阶段阵列天线,具有抑制的更高顺序模式
Debaprasad Barad1, Jogesh Chandra Dash2, Debdeep Sarkar3
1Electrical Communication Engineering, Indian Institute of Science(IISc), Bangalore, Karnataka, 560021, India. deba7482@gmail.com.
Scientific reports
|March 14, 2024
概括
本研究介绍了一种用于双频,双极化应用的64元相位阵列天线 (PAA). 该设计抑制了高阶模式 (HOM),为先进的无线系统实现了出色的性能.
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:
- 阶段阵列天线 (PAA) 对于现代无线通信系统至关重要.
- 实现双带和双极化同时带来设计挑战,包括更高阶模式 (HOM) 生成.
- 带有互补分环共振器 (CSRR) 的微条纹补丁天线为多频段和多极化操作提供了潜力.
研究的目的:
- 提出和验证一种新的64元双频,双极化相位阵列天线 (PAA).
- 为了研究互补分环共振器 (CSRR) 负载在实现双频段性能方面的有效性.
- 为了证明更高阶模式 (HOMs) 的抑制,并评估光束转向能力.
主要方法:
- 单个阵列元素的设计使用微条纹补丁与CSRR加载.
- 将64个元素集成到PAA结构中.
- 整合接的穿孔,以抑制HOM.
- 制造和测量天线原型.
- 使用相位变速器模块测试光束转向性能.
主要成果:
- 拟议的PAA实现了同时在3.45GHz和3.87GHz的双频段运行,并具有双极化.
- 在两个频段中都观察到出色的阻抗匹配 (dB) 和低的相互合 (dB).
- HOM抑制技术有效地减轻了不需要的模式.
- 将光束转向到成功地证明了最小损失 ( dB).
- 达到了23dBi的峰值增益.
结论:
- 开发的具有CSRR加载和HOM抑制的64元PAA是双频,双极化应用的可行解决方案.
- 该设计表现出强大的性能,包括良好的阻抗匹配,低相互合和有效的光束转向.
- 这种PAA技术有望提高未来无线通信系统的性能.
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