[图书][B] Introduction to microwave imaging

NK Nikolova - 2017 - books.google.com
With this self-contained, introductory text, readers will easily understand the fundamentals of
microwave and radar image generation. Written with the complete novice in mind, and …

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 …

Fast simulation‐driven antenna design using response‐feature surrogates

S Koziel - International Journal of RF and Microwave Computer …, 2015 - Wiley Online Library
In this article, a computationally efficient procedure for electromagnetic (EM)‐simulation‐
driven design of antennas is presented. Our methodology is based on local approximation …

Robust trust-region space-mapping algorithms for microwave design optimization

S Koziel, JW Bandler, QS Cheng - IEEE Transactions on …, 2010 - ieeexplore.ieee.org
Convergence is a well-known issue for standard space-mapping optimization algorithms. It
is heavily dependent on the choice of coarse model, as well as the space-mapping …

Time reversal differentiation of fdtd for photonic inverse design

RJ Tang, SWD Lim, M Ossiander, X Yin… - ACS …, 2023 - ACS Publications
Differentiable models enable the efficient computation of parameter gradients for continuous
functions, greatly expediting the optimization of high-dimensional systems. This makes them …

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 …

Reliable space-mapping optimization integrated with EM-based adjoint sensitivities

S Koziel, S Ogurtsov, JW Bandler… - IEEE transactions on …, 2013 - ieeexplore.ieee.org
We present a robust space mapping (SM) algorithm exploiting electromagnetic (EM)-based
adjoint sensitivities for microwave design optimization. Our approach utilizes low-cost EM …

Model management for cost-efficient surrogate-based optimisation of antennas using variable-fidelity electromagnetic simulations

S Koziel, S Ogurtsov - IET Microwaves, Antennas & Propagation, 2012 - IET
Electromagnetic (EM) simulation has become an important tool in the design of
contemporary antenna structures. However, accurate simulations of realistic antenna …

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 …

Sensitivity analysis and optimization of sub-wavelength optical gratings using adjoints

ACR Niederberger, DA Fattal, NR Gauger, S Fan… - Optics express, 2014 - opg.optica.org
Numerical optimization of photonic devices is often limited by a large design space the finite-
differences gradient method requires as many electric field computations as there are …