Rapid multi-objective optimization of antennas using nested kriging surrogates and single-fidelity EM simulation models

S Koziel, A Pietrenko-Dabrowska - Engineering Computations, 2020 - emerald.com
Purpose This study aims to propose a computationally efficient framework for multi-objective
optimization (MO) of antennas involving nested kriging modeling technology. The technique …

Antenna design by an adaptive variable differential artificial bee colony algorithm

X Zhang, X Zhang, L Wang - IEEE Transactions on Magnetics, 2017 - ieeexplore.ieee.org
Optimal design of antennas is very useful to attain narrow beam and low sidelobe, while
keeping a low manufacturing cost. Artificial bee colony (ABC) algorithm has shown good …

Multi‐fidelity EM simulations and constrained surrogate modelling for low‐cost multi‐objective design optimisation of antennas

S Koziel, AT Sigurðsson - IET Microwaves, Antennas & …, 2018 - Wiley Online Library
In this study, a technique for low‐cost multi‐objective design optimisation of antenna
structures has been proposed. The proposed approach is an enhancement of a recently …

Partial inductance model of induction machines for fault diagnosis

M Pineda-Sanchez, R Puche-Panadero… - Sensors, 2018 - mdpi.com
The development of advanced fault diagnostic systems for induction machines through the
stator current requires accurate and fast models that can simulate the machine under faulty …

Antenna array pattern synthesis using an iterative method

K Marák, J Kracek, S Bilicz - IEEE Transactions on Magnetics, 2020 - ieeexplore.ieee.org
In this article, we investigate a novel iterative antenna array synthesis method. The method
is based on the iterative addition of antenna array elements. After defining the synthesis …

SLL attenuation-based thinned antenna design for next-generation communications

GG Lema, DH Hailu, TB Wuneh - EURASIP Journal on Wireless …, 2019 - Springer
Among the hot issues of the Fifth Generation (5G), developing by the Third Generation
Partnership Project (3GPP), advanced antenna design significantly improves the wireless …

Synthesis of NFC antenna structure under multi-card condition

P Baumgartner, T Bauernfeind, O Biro… - 2018 International …, 2018 - ieeexplore.ieee.org
Wireless communication technologies such as Near Field Communication (NFC) found its
way into our everyday life. The antenna structures used in such systems have to comply with …

Multiple beamforming with null steering based on improved invasive weed optimization

ZK Zhang, LJ Sun, L Xu - 2020 12th International Conference …, 2020 - ieeexplore.ieee.org
A novel optimization method for multiple beamforming with null steering is proposed. Firstly,
an invasive weed optimization method is improved in order to optimize the search depth. In …

Multiobjective synthesis of linear arrays by using an improved genetic algorithm

B Yang - International Journal of Antennas and Propagation, 2019 - Wiley Online Library
In this paper, an improved genetic algorithm with dynamic weight vector (IGA‐DWV) is
proposed for the pattern synthesis of a linear array. To maintain the diversity of the selected …

Extending the unstructured PEEC method to magnetic, transient, and stochastic electromagnetic problems

R Torchio - 2019 - theses.hal.science
The main focus of this thesis is to extend and improve the applicability and the accuracy of
the Unstructured Partial Element Equivalent Circuit (PEEC) method. The interest on this …