可重新配置的双带SIW带宽波器,具有可调节的通道带和增强的止带抑制
Yongchae Jeong1,2, Phanam Pech3
1Division of Electronics and Information Engineering, Jeonbuk National University, Jeonju 54896, Republic of Korea.
Micromachines
|November 27, 2025
概括
本研究介绍了一种可调节的双频带通波器 (BPF),使用半模式基板集成波导 (SIW) 和瓦拉克特二极管. 这种新的设计实现了广泛的止带和可调节的传输带,用于先进的微波应用.
科学领域:
- 电气工程 电气工程
- 微波工程 微波工程
- 电磁学 电磁学 电磁学 电磁学
背景情况:
- 基板集成波导 (SIW) 技术为微波电路提供小型化和集成优势.
- 可调节过器对于现代无线系统的动态频率选择至关重要.
- 在可调节传输带的同时实现宽止带是一个重要的设计挑战.
研究的目的:
- 介绍一款用于双频段基板集成波导 (SIW) 带通波器 (BPF) 的新设计.
- 在SIW BPF中纳入宽带可调性和宽带停止特征.
- 通过模拟和实验制造来验证拟议的设计.
主要方法:
- 使用半模式 (HM) SIW空腔装载可调节的终止带共振器 (TSR).
- 实现TSR与传输线路和变电器二极管实现电压控制调节.
- 整合一个有缺陷的微条结构,以实现宽止带性能.
主要成果:
- 制造的双频HMSIWBPF显示高频选择性,衰减>20dB至>40GHz.
- 可调节版本实现了第一个宽带的240 MHz调节范围 (4.88-5.12 GHz),第二个则为310 MHz (6.19-6.5 GHz).
- 插入损失在调范围内的范围为1.7-2.2 dB (第一通道带) 和2.1-2.5 dB (第二通道带).
结论:
- 拟议的设计成功地将可调性和宽止带特征集成到双带SIW BPF中.
- 使用HM-SIW空洞和Varactor装载的TSR提供了可调节过的有效方法.
- 演示的性能验证了设计对先进的射频和微波应用的潜力.
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