在具有最佳过渡整数的圆形泰勒图案上的测量距离上的零填充效应[公式:参见文本]以及减少的内部侧叶
Antón Torrado-Puime1, María Elena López-Martín2, Juan Antonio Rodríguez-González1
1Radiating Systems Group, Department of Applied Physics, University of Santiago de Compostela, Santiago de Compostela, 15782, Spain.
Scientific reports
|July 22, 2025
概括
在圆形泰勒图案中零填充会影响测量距离和效率. 本研究比较了带有零填充和没有零填充的最佳分布,以评估这些对模式特征的影响.
科学领域:
- 电磁学和天线理论
- 信号处理 信号处理
- 计算物理 计算物理
背景情况:
- 圆形泰勒图案对于在天线设计中实现可控的波纹和侧叶水平至关重要.
- 零填充是一种用于修改这些模式的技术,但可以引入复杂性和效率损失.
- 了解零填充对测量距离的影响对于实际的天线应用至关重要.
研究的目的:
- 为了研究零填充对循环泰勒模式测量距离的影响.
- 为了比较零填充模式的效率和分布特征与最佳分布.
- 分析零填充对侧叶水平和波纹控制的影响,特别是在压缩的侧叶.
主要方法:
- 与M=5的最佳-25dB侧叶水平 (SLL) 分布的比较,与一个无填充版本相比.
- 对一个特定的零填充模式 (M=5, -25 dB SLL) 的分析,其中一个压抑的第一侧叶 (-40 dB).
- 在压缩的侧叶和相邻叶周围对波纹控制和深度零维护的评估.
主要成果:
- 零填充引入了光圈分布的复杂性,并影响了测量距离的要求.
- 与它们的最佳对应物相比,在零填充模式中观察到效率损失.
- 控制波纹和深度零值可以保持在零填充模式中,但需要仔细管理.
结论:
- 在循环的泰勒模式中,零填充在实现特定模式特征和潜在的效率损失之间进行了权衡.
- 该研究量化了零填充对测量距离和模式控制的影响.
- 在为所需的天线性能采用零填充时,需要仔细优化.
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