使用神经网络模型,为UHF/SHF应用程序设计了一种小型化的双频段双复合器设计,具有高端口隔离
Muhammad Akmal Chaudhary1, Saeed Roshani2, Salman Shabani2
1Department of Electrical and Computer Engineering, College of Engineering and Information Technology, Ajman University, Ajman 346, United Arab Emirates.
Micromachines
|July 8, 2023
概括
使用数字间波器开发了一种紧的双频带双波器,在2.1GHz和5.1GHz运行. 一个人工神经网络 (ANN) 模型为UHF/SHF应用优化了其设计.
科学领域:
- 电气工程 电气工程
- 电磁学 电磁学 电磁学 电磁学
- 过器的设计设计
背景情况:
- 双带双器对于无线通信系统至关重要,这些无线通信系统需要在多个频率上同时运行.
- 传统的双复合器设计可能是重和复杂的,需要更紧和高效的解决方案.
- 跨数字过器为微型过器结构提供了一个有希望的方法.
研究的目的:
- 为UHF/SHF应用提出和设计一个紧的双频带双倍复合器.
- 使用数字间波器来实现所需的频率选择性和高隔离性.
- 采用人工神经网络 (ANN) 来优化双器的物理尺寸和性能参数.
主要方法:
- 设计两个第五阶段带宽跨数字过器,运行在2.1GHz和5.1GHz.
- 在电磁 (EM) 模拟数据上训练的人工神经网络 (ANN) 模型的开发.
- 将数字间波器集成到一个紧的微条形双复合器电路中.
- 使用ANN模型优化过器和双器参数,包括运行频率,带宽和插入损失.
主要成果:
- 拟议的微带双器在2.1GHz和5.1GHz频段成功运行.
- 实现了0.4dB的插入损失和超过40dB的输出端口隔离在两个频率.
- 这种紧的双器电路尺寸为28.5mm × 23mm (0.32 λg × 0.26 λg).
- 该ANN模型准确地预测了过器和双器的参数.
结论:
- 开发的紧型双带双器满足UHF/SHF应用的关键性能指标.
- 使用数字间波器和ANN模型为设计紧型和高性能双复合器提供了一种有效的方法.
- 拟议的设计是集成到现代无线通信系统的可行候选人.
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