基于新型合信号路径的S/C/X/Ku频段五宽带过器的设计
Guojin Li1, Wenxian Yang1, Jingchang Nan1
1College of Electronics and Information Engineering, Liaoning Technical University, Huludao, Liaoning, China.
PloS one
|March 17, 2025
概括
本研究介绍了S,C,X和Ku上联带的紧宽带过器. 这种新的设计实现了广泛的带宽和优秀的信号抑制,用于各种通信应用.
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:
- 宽带过器对于现代无线通信系统至关重要,包括卫星电视,5G和6G.
- 现有的过器设计往往难以满足对宽带宽,小型化和在多个频段中有效抑制信号的需求.
研究的目的:
- 设计和验证一个新的宽带波器结构,覆盖S,C,X和Ku上链带.
- 为了实现小型化和集成,同时保持高性能,包括低损耗和稳定的传输零.
- 为商业通信频率采用双频段口和改进的信号抑制结构.
主要方法:
- 通过孔阵列,微条线和曲线共平面波导来利用一个中央对称的串行来生成新的合信号路径.
- 纳入了C频段的双频段口结构和三个额外的信号抑制结构.
- 使用电磁模拟和实验验证,以评估波器的性能.
主要成果:
- 实现了2.4-14.3 GHz的宽带传输带,相对带宽为141%.
- 演示了五个独立的停止带,抑制深度达到-15dB.
- 过器设计极为小型化,尺寸为14×10.8mm2,相对波导面积为0.38 × 0.29λ2.2.
结论:
- 拟议的宽带过器设计成功地满足了S,C,X和Ku上链带的严格性能要求.
- 新型结构为各种通信应用提供了一个紧的,集成的解决方案,具有出色的信号抑制能力.
- 实验结果验证了模拟结果,证实了过器的有效性和适合商业部署.
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