On nature-inspired design optimization of antenna structures using variable-resolution EM models

S Koziel, A Pietrenko-Dabrowska - Scientific Reports, 2023 - nature.com
Numerical optimization has been ubiquitous in antenna design for over a decade or so. It is
indispensable in handling of multiple geometry/material parameters, performance goals …

A compact sub-GHz wide tunable antenna design for IoT applications

R Hussain, SI Alhuwaimel, AM Algarni, K Aljaloud… - Electronics, 2022 - mdpi.com
This work presents a compact meandered loop slot-line 5G antenna for Internet of Things
(IoT) applications. Recently, sub-gigahertz (sub-GHz) IoT technology is widely spreading. It …

Low-profile dual-band pixelated defected ground antenna for multistandard IoT devices

MA Ullah, R Keshavarz, M Abolhasan, J Lipman… - Scientific Reports, 2022 - nature.com
A low-profile dual-band pixelated defected ground antenna has been proposed at 3.5 GHz
and 5.8 GHz bands. This work presents a flexible design guide for achieving single-band …

On accelerated metaheuristic-based electromagnetic-driven design optimization of antenna structures using response features

S Koziel, A Pietrenko-Dabrowska, B Pankiewicz - Electronics, 2024 - mdpi.com
Development of present-day antenna systems is an intricate and multi-step process
requiring, among others, meticulous tuning of designable (mainly geometry) parameters …

A miniaturized planar monopole antenna based on a coupling structure for compact mobile Internet of Things (IoT) and electric vehicles (EVs) device applications in …

MA Chung, CW Yang - International Journal of Antennas and …, 2021 - Wiley Online Library
A miniaturized internal antenna with monopole structure is constituted, including three
radiating strips of a compact prototype and a back‐coupling pad to improve the impedance …

Fast EM-driven nature-inspired optimization of antenna input characteristics using response features and variable-resolution simulation models

S Koziel, A Pietrenko-Dabrowska - Scientific Reports, 2024 - nature.com
Utilization of optimization technique is a must in the design of contemporary antenna
systems. Often, global search methods are necessary, which are associated with high …

On EM-driven size reduction of antenna structures with explicit constraint handling

A Pietrenko-Dabrowska, S Koziel - IEEE Access, 2021 - ieeexplore.ieee.org
Simulation-driven miniaturization of antenna components is a challenging task mainly due to
the presence of expensive constraints, evaluation of which involves full-wave …

Globalized knowledge-based, simulation-driven antenna miniaturization using domain-confined surrogates and dimensionality reduction

S Koziel, A Pietrenko-Dabrowska, L Golunski - Applied Sciences, 2023 - mdpi.com
The design of contemporary antenna systems encounters multifold challenges, one of which
is a limited size. Compact antennas are indispensable for new fields of application such as …

Electrically small, wideband, circularly polarized, inductive grid-array metasurface antenna

Q Lin, MC Tang, M Li… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
A wideband, circularly polarized (CP), electrically small antenna (ESA) with two axial ratio
(AR) poles is reported. The design is composed of a specially engineered L-shaped driven …

Model management for low-computational-budget simulation-based optimization of antenna structures using nature-inspired algorithms

A Pietrenko-Dabrowska, S Koziel - Applied Soft Computing, 2024 - Elsevier
Antenna design has been increasingly reliant on computational tools, specifically, full-wave
electromagnetic (EM) analysis. EM simulations are capable of rendering a reliable …