分析紧密合的双极相位阵列天线与 metasurface 超级层的分析
Seyed Mahdi Hosseini1, Zahra Atlasbaf2
1Faculty of Electrical and Computer Engineering, Tarbiat Modares University, Tehran, Iran. mahdi.hosseini@modares.ac.ir.
Scientific reports
|October 13, 2023
概括
一个新的分析模型简化了对超表面加载紧双极阵列的扫描阻抗的计算,提高了宽带相位阵列天线的带宽和扫描角度.
科学领域:
- 电磁学和天线理论
- 超级材料和超级表面
- 阶段阵列天线设计
背景情况:
- 紧密合的双极阵列对于宽带相位阵列天线至关重要.
- 增加带宽和扫描角度往往需要先进的加载技术.
- 地表超级层为提高天线性能提供了一个有前途的方法.
研究的目的:
- 开发一种分析模型,用于计算加载了元表面的紧密合双极阵列的扫描阻抗.
- 为了简化和加快宽带分相阵列天线的设计过程.
- 为了验证在数组带宽和扫描角度上对 metasurface 超级层的性能提升.
主要方法:
- 开发用于扫描阻抗计算的通用输电线路模型.
- 对超表面载荷阵列的扫描阻抗的分析计算.
- 分析模型的速度和精度与全波模拟的比较.
主要成果:
- 拟议的分析模型准确计算了超表面载荷紧密合双极阵列的扫描阻抗.
- 超表面基层显著改善了阵列的带宽和最大光束扫描角度.
- 半分析模型实现的计算速度大约是全波模拟的7倍,误差最小.
结论:
- 开发的分析模型提供了一种高效和准确的方法,用于设计带宽相位阵列天线与地表超级层.
- 超表面负荷是提高紧密合的双极阵列性能的一种有效策略.
- 简化设计过程有助于开发先进的天线系统.
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