Recent developments in bandwidth improvement of dielectric resonator antennas

SKK Dash, T Khan - International Journal of RF and Microwave …, 2019 - Wiley Online Library
This article shows a compressed chronological overview of dielectric resonator antennas
(DRAs) emphasizing the developments targeting to bandwidth performance characteristics …

Equilateral triangular dielectric resonator and metal patch hybrid antenna for UWB application

Z Song, H Zheng, M Wang, Y Li, T Song, E Li… - IEEE Access, 2019 - ieeexplore.ieee.org
This paper postulates a novel omnidirectional low-profile ultra-wideband (UWB) antenna,
which is structured by discrete embedded dielectric resonator antenna with features of both …

Coplanar stripline‐fed compact UWB antenna

TK Roshna, U Deepak, VR Sajitha… - Electronics …, 2014 - Wiley Online Library
A novel compact coplanar stripline (CPS)‐fed antenna for ultra‐wideband (UWB) application
is investigated. The proposed antenna consists of a staircase‐shaped radiator together with …

Expedited simulation‐driven design optimization of UWB antennas by means of response features

S Koziel, A Bekasiewicz - International Journal of RF and …, 2017 - Wiley Online Library
In this work, a method for fast design optimization of broadband antennas is considered. The
approach is based on a feature‐based optimization (FBO) concept where reflection …

Wideband and high gain dielectric resonator antenna for 5G applications

I Ali, MH Jamaluddin, MR Kamarudin, A Gaya… - Bulletin of Electrical …, 2019 - beei.org
In this paper, wideband high gain dielectric resonator antenna for 5G applications is
presented. Higher order mode is exploited to enhance the antenna gain, while the array of …

Structure and EM‐driven design of novel compact UWB slot antenna

A Bekasiewicz, S Koziel - IET Microwaves, Antennas & …, 2017 - Wiley Online Library
In this study, a structure and design optimisation procedure of a novel compact ultra‐
wideband (UWB) slot antenna has been presented. In order to achieve small size of the …

Fast redesign and geometry scaling of multiband antennas using inverse surrogate modeling techniques

S Koziel, A Bekasiewicz - International Journal of Numerical …, 2018 - Wiley Online Library
Redesign of antenna structures for various operating conditions or substrate parameters is a
practically important problem in antenna engineering. At the same time, it is challenging …

Mutual coupling effect on ultrawideband linear antenna array performance

O Ahmed, AR Sebak - International Journal of Antennas and …, 2011 - Wiley Online Library
This paper studies the mutual coupling effect between array elements of two‐and four‐
element ultrawideband (UWB) linear arrays on their performances. For simplicity, it is …

Pulse‐preserving characteristics and effective isotropically radiated power spectra of a new ultrawideband dielectric resonator antenna

M Shahzad Iqbal, KP Esselle - IET Microwaves, Antennas & …, 2018 - Wiley Online Library
A dielectric resonator antenna (DRA) with a full ground plane and an ultrawideband (UWB)
operating bandwidth of 3.1–11.6 GHz is presented. Good return loss over a wide bandwidth …

Rapid dimension scaling of dual-band antennas using variable-fidelity EM models and inverse surrogates

S Koziel, A Bekasiewicz - Journal of Electromagnetic Waves and …, 2017 - Taylor & Francis
Computationally, efficient scaling of geometry parameters that allows finding the structure
dimensions for various operating frequencies is important to expedite the antenna design …