用机器学习重构微波电路设计与教学,突破传统拓扑限制。
From Equations to Algorithms and Data: Transforming Microwave Engineering and Education with Machine Learning

- 以数据驱动逆向设计替代固定拓扑,实现性能导向的电路探索。
- 支持宽频带、高频率场景下的电磁特性优化,提升设计自由度。
- 适合高校课程改革与工业界高频电路研发人员参考。
传统微波工程教育依赖解析方法、经典电路拓扑和直觉设计,在微波频段表现良好。然而,随着系统向毫米波和太赫兹频段发展,寄生效应、工艺相关电磁耦合及超宽带性能需求,挑战了传统拓扑与布局受限的设计方法及教学模式。本文提出将机器学习(ML)与数据驱动的电磁综合引入微波与射频集成电路(RFIC)工程教育,作为功率分配器、合成器、耦合器和平衡-不平衡转换器等电路的互补设计框架。该方法摆脱预设拓扑限制,实现拓扑无关、性能导向的设计空间探索,使学生能通过规范驱动的合成直接理解电磁行为。通过将基于机器学习的逆向设计与多目标优化融入课程,该框架增强物理直觉,激发设计创造力,并更契合高频与超宽带系统设计的前沿产业实践。
原文摘要 · Abstract (English)
Conventional microwave engineering education relies heavily on analytical methods, canonical circuit topologies, and intuition-driven design, which have proven effective at microwave frequencies. However, as systems increasingly operate in the millimeter-wave and terahertz regimes, parasitic effects, process-dependent electromagnetic interactions, and ultra-wideband performance requirements challenge both topology/layout-constrained traditional design methodologies and existing teaching paradigms. This paper proposes a pedagogical shift in microwave and RFIC (Radio Frequency Integrated Circuit) engineering and education by introducing machine-learning (ML) and data-driven electromagnetic synthesis as a complementary design framework for microwave circuits such as power dividers and combiners, couplers, and baluns. Rather than emphasizing predefined topologies, the proposed approach enables topology-agnostic, performance-oriented exploration of the design space, allowing students to directly engage with electromagnetic behavior through specification-driven synthesis. By integrating machine-learning-based inverse design and multi-objective optimization into the curriculum, the framework enhances physical intuition, encourages design creativity, and better aligns microwave education with emerging industrial practices in high-frequency and ultra-wideband system design.
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