Review of multi-fidelity models

MG Fernández-Godino - arXiv preprint arXiv:1609.07196, 2016 - arxiv.org
This article provides an overview of multi-fidelity modeling trends. Fidelity in modeling refers
to the level of detail and accuracy provided by a predictive model or simulation. Generally …

Advanced RF and microwave design optimization: A journey and a vision of future trends

JE Rayas-Sánchez, S Koziel… - IEEE Journal of …, 2021 - ieeexplore.ieee.org
In this paper, we outline the historical evolution of RF and microwave design optimization
and envisage imminent and future challenges that will be addressed by the next generation …

Space mapping

S Koziel, QS Cheng, JW Bandler - IEEE Microwave Magazine, 2008 - ieeexplore.ieee.org
Microwave CAD has its roots in the 1960s [1]. Its practice saw the enrichment of circuit-
based model libraries, advances in EM and circuit simulation accuracy, and the refinement …

[图书][B] Antenna design by simulation-driven optimization

S Koziel, S Ogurtsov - 2014 - Springer
Design of contemporary antenna structures heavily relies on electromagnetic (EM)
simulations. Accurate reflection and radiation responses of many antenna geometries can …

Cognition-driven formulation of space mapping for equal-ripple optimization of microwave filters

C Zhang, F Feng, QJ Zhang… - IEEE transactions on …, 2015 - ieeexplore.ieee.org
Space mapping is a recognized method for speeding up electromagnetic (EM) optimization.
Existing space-mapping approaches belong to the class of surrogate-based optimization …

State-of-the-art: AI-assisted surrogate modeling and optimization for microwave filters

Y Yu, Z Zhang, QS Cheng, B Liu… - IEEE Transactions …, 2022 - ieeexplore.ieee.org
Microwave filters are indispensable passive devices for modern wireless communication
systems. Nowadays, electromagnetic (EM) simulation-based design process is a norm for …

Robust microwave design optimization using adjoint sensitivity and trust regions

S Koziel, F Mosler, S Reitzinger… - International Journal of …, 2012 - Wiley Online Library
A robust algorithm for simulation‐driven design optimization of microwave structures
evaluated using CST MICROWAVE STUDIO® is described. The algorithm exploits gradient …

An early history of optimization technology for automated design of microwave circuits

JW Bandler, JE Rayas-Sánchez - IEEE Journal of Microwaves, 2022 - ieeexplore.ieee.org
This paper outlines the early history of optimization technology for the design of microwave
circuits—a personal journey filled with aspirations, academic contributions, and commercial …

The state of the art of microwave CAD: EM‐based optimization and modeling

QS Cheng, JW Bandler, S Koziel… - … Journal of RF and …, 2010 - Wiley Online Library
We briefly review the current state of the art of microwave CAD technologies. We look into
the history of design optimization and CAD‐oriented modeling of microwave circuits as well …

Advanced mesh space mapping approach with fast coarse mesh models comprising sharpening structural processing and mesh deformation

M Li, QJ Zhang, F Feng, J Xue, W Liu… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
Mesh space mapping (MSM) is widely recognized as a popular surrogate-based
optimization approach for expediting electromagnetic (EM) design, particularly in cases …