Education
PhD, Electrical and Electronic Engineering, Universiti Sains Malaysia, Malaysia
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
Senior 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