Education
- PhD, Electrical and Electronic Engineering, Universiti Sains Malaysia, Malaysia
Research Interests
- Antennas and Propagation
- Beamforming feeding networks
- EM-simulation-driven design
- Numerical analysis
- Wave polarization
- Wireless communication
- Metamaterials and Metasurfaces
Selected Publications
- Ullah, U., Koziel, S., Pietrenko-Dabrowska, A. "Highly integrable planar-structured printed circularly polarized antenna for emerging wideband internet of things applications in the millimeter-wave band" Scientific reports, 14(1), 10138, 2024.
- U. Ullah, S. Koziel and A. Pietrenko-Dabrowska, "Design and Characterization of a Planar Structure Wideband Millimeter-Wave Antenna With Wide Beamwidth for Wearable Off-Body Communication Applications," in IEEE Antennas and Wireless Propagation Letters, vol. 21, no. 10, pp. 2070-2074, Oct. 2022, doi: 10.1109/LAWP.2022.3190567
- S. Koziel, A. Pietrenko-Dabrowska and U. Ullah, "Low-Cost Modeling of Microwave Components by Means of Two-Stage Inverse/Forward Surrogates and Domain Confinement," in IEEE Transactions on Microwave Theory and Techniques, vol. 69, no. 12, pp. 5189-5202, Dec. 2021
- U. Ullah, M. Al-Hasan, S. Koziel and I. B. Mabrouk, "Series-Slot-Fed Circularly Polarized Multiple-Input–Multiple-Output Antenna Array Enabling Circular Polarization Diversity for 5G 28 GHz Indoor Applications," in IEEE Transactions on Antennas and Propagation, vol. 69, no. 9, pp. 5607-5616, Sept. 2021, doi: 10.1109/TAP.2021.3066247
- 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.
Teaching Courses
- Engineering Mathematics
- Signals and Systems
- Wireless Communication
- Data and Computer Communication
- Digital Logic Design
- Physics I and II
- Communication Systems
- Electromagnetic Theory
- Antennas
- Circuit Analysis
Memberships
- Senior Member, IEEE
- Member IEEE Young Professionals
- Pakistan Engineering Council
Expertise related to UN Sustainable Development Goals
- In 2015, UN member states agreed to 17 global Sustainable Development Goals (SDGs) to end poverty, protect the planet and ensure prosperity for all.
This person’s work contributes towards the following SDG(s):
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
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