Education
PhD, Electrical and Electronic Engineering, Universiti Sains Malaysia, Malaysia
MSc, Electrical and Electronic Engineering, Universiti Sains Malaysia, Malaysia
BSc, Electrical and Electronic Engineering, CECOS University of Science and Technology, Pakistan
Research Interests
Antennas, antenna polarization, dielectric resonators, waveguides, millimeter-wave antenna designs, multiple-input multiple-output (MIMO) antenna system, EM-simulation-driven design, numerical analysis, microwave circuit design, CAD and modeling of microwave and antenna structures, simulation-driven design, surrogate-based optimization.
Selected Publications
U. Ullah, S. Koziel and I. B. Mabrouk, "Rapid Re-Design and Bandwidth/Size Trade-Offs for Compact Wideband Circular Polarization Antennas Using Inverse Surrogates and Fast EM-Based Parameter Tuning," IEEE Transactions on Antennas and Propagation, Aug 2019
U. Ullah and S. Koziel, "A Novel Coplanar-Strip-Based Excitation Technique for Design of Broadband Circularly Polarization Antennas With Wide 3 dB Axial Ratio Beamwidth," IEEE Transactions on Antennas and Propagation, vol. 67, no. 6, pp. 4224-4229, June 2019.
U. Ullah, I. B. Mabrouk and S. Koziel, "A Compact Circularly Polarized Antenna With Directional Pattern for Wearable Off-Body Communications," IEEE Antennas and Wireless Propagation Letters, Sept 2019.
U. Ullah and S. Koziel, "A Geometrically Simple Compact Wideband Circularly Polarized Antenna," IEEE Antennas and Wireless Propagation Letters, vol. 18, no. 6, pp. 1179-1183, June 2019.
U. Ullah, S. Koziel and I. B. Mabrouk, "A Simple-Topology Compact Broadband Circularly Polarized Antenna With Unidirectional Radiation Pattern," IEEE Antennas and Wireless Propagation Letters, Oct 2019.
U. Ullah and S. Koziel, "A Broadband Circularly Polarized Wide-Slot Antenna With a Miniaturized Footprint," IEEE Antennas and Wireless Propagation Letters, vol. 17, no. 12, pp. 2454-2458, Dec. 2018.
Memberships
Member IEEE
Member IEEE Young Professionals
Pakistan Engineering Council
Design of Ultra-Wideband Circularly Polarized Multiple-Input Multiple-Output Antenna with Polarization Diversity
Published in: The 2019 IEEE International COnference on Electrical and Computing Technologies and Applications (ICECTA 2019)
Nov 19, 2019
A Simple-Topology Compact Broadband Circularly Polarized Antenna With Unidirectional Radiation Pattern
Published in: IEEE Antennas and Wireless Propagation Letters
Oct 04, 2019
A Compact Circularly Polarized Antenna With Directional Pattern for Wearable Off-Body Communications
Published in: IEEE Antennas and Wireless Propagation Letters
Sep 19, 2019
Microstrip patch antenna: A review and the current state of the art
Published in: Journal of Advanced Research in Dynamical and Control Systems presents peer-reviewed survey and original research articles.
Sep 08, 2019
Rapid Re-Design and Bandwidth/Size Trade-Offs for Compact Wideband Circular Polarization Antennas Using Inverse Surrogates and Fast EM-Based Parameter Tuning
Published in: IEEE Transactions on Antennas and Propagation
Aug 22, 2019
Ubaid Ullah
Slawomir Koziel
Ismail Ben Mabrouk
Single-Point-Fed Broadband CP Antenna With Enhanced Axial Ratio
Published in: 2019 UK/ China Emerging Technologies (UCET)
Aug 21, 2019
Enhanced Axial-Ratio Bandwidth Single-Point-Fed CP Antenna Using Slot Structure Modification
Published in: 2019 IEEE International Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting
Jul 07, 2019
Design and Optimization of a Novel Compact Broadband Linearly/Circularly Polarized Wide-Slot Antenna for WLAN and WiMAX Applications
Published in: Radioengineering
Apr 01, 2019
A Coplanar-Strip-Based Excitation Technique for Wide 3-dB Axial Ratio Beamwidth and Enhanced Circular Polarization Antenna
Published in: 13th European Conference on Antennas and Propagation 2019
Mar 31, 2019
A Novel Coplanar-Strip-Based Excitation Technique for Design of Broadband Circularly Polarization Antennas With Wide 3 dB Axial Ratio Beamwidth
Published in: IEEE Transactions on Antennas and Propagation
Mar 29, 2019
Design and optimization of a novel miniaturized low-profile circularly polarized wide-slot antenna
Published in: Journal of Electromagnetic Waves and Applications
Nov 02, 2018
A Broadband Circularly Polarized Wide-Slot Antenna with a Miniaturized Footprint
Published in: IEEE Antennas and Wireless Propagation Letters
Oct 24, 2018
Design and EM-driven Optimization Of A Compact Low Profile Circularly Polarized Wide-slot CPW-fed Antenna For Broadband Applications
Published in: IEEE MTT-S International Conference on Numerical Electromagnetic and Multiphysics Modeling and Optimization (NEMO)
Aug 08, 2018
Design of A Novel Compact Structure of A Wide-Slot Circularly Polarized Antenna
Published in: International Applied Computational Electromagnetics Society Symposium-China
Jul 29, 2018
A Geometrically Simple Compact Wideband Circularly Polarized Antenna
Published in: IEEE Antennas and Wireless Propagation Letters
Apr 20, 2018
An Asymmetrical CPW-fed Circularly Polarized Wide-Slot Antenna with a Compact Geometry
Published in: Loughborough Antennas & Propagation Conference 2018
Jan 01, 2018
A review of wideband circularly polarized dielectric resonator antennas
Published in: IEEE China Communication
Jun 28, 2017
Antenna in LTCC technologies: a review and the current state of the art
Published in: IEEE Antennas and Propagation Magazine
Apr 16, 2016
Design of a novel dielectric resonator antenna using MgTiO3–CoTiO3 for wideband applications
Published in: Material and Designs
Nov 15, 2015
A novel multi-band dual-segment rectangular Dielectric Resonator Antenna
Published in: International Symposium on Wireless Personal Multimedia Communications
Sep 07, 2014
Feed Coupling Comparative Assessment of Selected Microstrip Patch Antenna
Published in: The 8th International Conference on Robotic, Vision, Signal Processing & Power Applications
Feb 27, 2014
On design and analysis of broadband 2-segment dielectric resonator array antenna for 5–6 GHz applications
Published in: Turkish journal of electrical engineering and computer science
Jan 01, 2014
Bi-polarized dual-segment rectangular dielectric resonator antenna
Published in: IETE Journal of research
Nov 01, 2013