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相关概念视频

Passive Filters01:27

Passive Filters

536
Passive filters are utilized to shape the frequency spectrum of signals across a diverse array of applications. These filters, using only passive elements like resistors (R), inductors (L), and capacitors (C), are capable of selectively allowing or blocking certain frequency ranges without the need for external power sources.
Low-Pass Filters
Low-pass filters are designed to transmit signals with frequencies lower than the cutoff frequency, ωc, and attenuate those above it. The cutoff...
536

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相关实验视频

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多层UWB带宽波器使用液晶聚合物技术.

Khaled Aliqab1

  • 1Departement of Electrical Engineering, College of Engineering, Jouf University, Sakaka, Saudi Arabia. kmaliqab@ju.edu.sa.

Scientific reports
|July 8, 2024
PubMed
概括

这项研究引入了一种超宽带 (UWB) 带宽过器,使用Marchand balun用于可调节带宽. 这种新的设计实现了110%的分数带宽 (FBW) 与低插入损失.

科学领域:

  • 电气工程 电气工程
  • 电磁学 电磁学 电磁学 电磁学
  • 微波工程 微波工程

背景情况:

  • 超宽带 (UWB) 技术需要高效的带宽过器来处理信号.
  • 传统的过器在实现宽分带宽 (FBW) 和可调节特性方面经常面临限制.
  • 马奇兰气球为UWB应用提供了至关重要的多功能阻抗匹配功能.

研究的目的:

  • 提出和设计一种新的超宽带 (UWB) 带宽过器.
  • 为了使用Marchand balun.实现宽分频带宽 (FBW),使用.
  • 为UWB带通波器的合成和配方提供指导方针.

主要方法:

  • 使用平面的Marchand balun进行阻抗匹配和带宽调节.
  • 连接两个平面的Marchand气球连续利用横向波器概念.
  • 采用多层液晶聚合物 (LCP) 技术用于过器制造.

主要成果:

  • 从3.1到10.7 GHz实现了超宽带 (UWB) 性能.
  • 证明了6.8 GHz的中心频率,带宽为110%.
  • 获得了0.3dB的低插入损失和12dB的返回损失.
关键词:
带通过器带通过器液晶聚合物是一种液晶聚合物.多层次的多层次的在UWB中,UWB是UWB.

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结论:

  • 拟议的Marchand balun-based UWB带宽过器提供可调节的带宽和出色的性能.
  • 由于平面Marchand balun.的不同输入/输出阻抗,设计是可适应的.
  • 这项工作为高级应用程序制定和合成UWB带宽过器提供了全面的方法.