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混合合器作为基于Varactor二极管的调节相变器使用
Taleb Mohamed Benaouf1, Abdelaziz Hamdoun2, Mohamed Himdi3
1ERSC Team, Mohammadia School of Engineers, Mohammed V University of Rabat, Rabat 10100, Morocco.
Micromachines
|July 27, 2024
概括
本研究介绍了一种新型的混合合器,具有持续变化的输出相差,通过varactor二极管进行电子控制. 这种可重新配置的合器为先进的天线系统提供了可调节的相差,这对先进的天线系统至关重要.
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:
- 混合合器是微波电路中的基本组件.
- 控制相位差异对于像相位阵列天线这样的应用至关重要.
- 现有的合器往往具有固定的相差,限制了灵活性.
研究的目的:
- 设计和演示一个带有持续变化的输出相位差异的混合合器.
- 为了利用可重新配置的传输线和电调节器二极管进行电气调节.
- 为了实现一个广泛的可调节相位范围,同时保持稳定的合系数.
主要方法:
- 合器的设计是基于正方形和不对称的混合结构.
- 电气调节的输电线路采用瓦拉克托二极管实现.
- 两个偏向电压控制着变电器二极管来调整线路长度.
- 制造和测试了一个在3.5GHz运行的原型.
主要成果:
- 合器实现了可调节的输出相差,从52°到128°.
- 保持了3dB (±0.5dB) 的一致合系数.
- 测量结果与模拟密切匹配,非90°情况下的相位不匹配低于7°.
- 原型验证了设计的有效性.
结论:
- 拟议的混合合器提供灵活且持续变化的相差.
- 这种技术非常适合用于天线料阵列和巴特勒矩阵.
- 该设计为先进的微波和天线系统提供了有价值的解决方案.
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