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M.Sc.

Wasim Alshrafi

Research Assistant

Institute of High Frequency Technology
RWTH Aachen University
Melatener Straße 25
52074 Aachen
Germany
Room336b, Ground floor
Telephone+49 241 80-27937
Fax+49 241 80-2264
E-mailalshrafi@ihf.rwth-aachen.de

Career

Sep 2014 – jetzt Research Assistant, Institute of High Frequency Technology, RWTH Aachen University
April 2014 – May 2014 Student Assistent at Fraunhofer Institute for High Frequency Physics and Radar Techniques FHR
Aug 2013 – Feb 2014 Master Thesis, "Design of a Compact Controlled Reception Pattern Antenna for GNSS Applications"
April 2013 – Nov 2014 Student Assistent at Fraunhofer Institute for High Frequency Physics and Radar Techniques FHR
Nov 2012 – Mar 2013 Internship at Fraunhofer Institute for High Frequency Physics and Radar Techniques FHR
May 2012 - Okt 2012 Student Assistent at Institute of High Frequency Technology, RWTH Aachen University
Oct 2011 – May 2014 Studium ''Master of Science in Communications Engineering" , RWTH Aachen University

Awards

13.11.2018 The 2nd prize for the IET Antennas and Propagation Network "Best Student Paper" The Loughborough Antennas & Propagation Conference (LAPC2018), Loughborough, UK
15.05.2014 Diploma for the work "Design and Evaluation of a Textile-Integrated GPS Receiver" 19th International Student Conference on Electrical Engineering POSTER 2015, Prag

Main Research and Projects

Antenna Design and optimization
Sichere und latenzarme Breitbandübertragung über kurze Distanzen
GeReLEO-MFA: Multi-Feed Antenna Array for geostationary satellites

Publications

2021

W. Alshrafi, A. Al-Bassam and D. Heberling, "Grating Lobe Reduction Using Tilted Beam Unit Cell in Series-Fed Patch Periodic Leaky-Wave Antennas" in 15th European Conference on Antennas and Propagation (EuCAP), Düsseldorf (Germany), 2021. pp. 1-5.

DOI:10.23919/EuCAP51087.2021.9411118

2020

N. Khadiko, W. Alshrafi, S. Chalermwisutkul and D. Heberling, "Comparison of Grating Lobe Suppression Using High Impedance Structure: EBG and BON in Phased Array Antenna" in International Conference on Electrical, Communication, and Computer Engineering (ICECCE), Istanbul (Turkey), 2020. pp. 1-5.

DOI:10.1109/ICECCE49384.2020.9179300

W. Alshrafi and D. Heberling, "Grating Lobe Mitigation in Linear Phased Array Antennas Using Leaky-Mode of Bed of Nails" in IEEE Asia-Pacific Microwave Conference (APMC), Hong Kong (Hong Kong), 2020. pp. 281-283.

DOI:10.1109/APMC47863.2020.9331466

W. Alshrafi, A. Al-Bassam and D. Heberling, "Grating Lobe Mitigation in Series-Fed Patch Periodic Leaky-Wave Antenna Using Parasitic Monopoles" , IEEE Antennas and Wireless Propagation Letters, vol. 19, no. 12, pp. 2472-2476, 2020.

DOI:10.1109/LAWP.2020.3036451
File:https://ieeexplore.ieee.org/document/9250448

W. Alshrafi and D. Heberling, "Grating Lobes Suppression of Patch Antenna Arrays Using Parasitic Monopoles" in 2020 IEEE MTT-S International Conference on Microwaves for Intelligent Mobility (ICMIM), Linz (Austria), 2020. pp. 1-4.

DOI:10.1109/ICMIM48759.2020.9298984

2019

M. Soliman, J. Siemons, J. Kochems, W. Alshrafi, J. Shamshoom, D. Heberling and A. Dekorsy, "Automatic Train Coupling: Challenges and Key Enablers" , IEEE Communications Magazine, vol. 57, no. 9, pp. 32-38, 2019.

DOI:10.1109/MCOM.2019.1800942
File:https://ieeexplore.ieee.org/document/8847223

2018

A. Al-Bassam, W. Alshrafi and D. Heberling, "A 60 GHz circularly polarized antenna array for line-of-sight train-to-train communication" in German Microwave Conference (GeMiC), Freiburg (Germany), 2018. pp. 148-151.

DOI:10.23919/GEMIC.2018.8335051

W. Alshrafi, T. Bertuch and D. Heberling, "Grating lobe reduction of phased array antennas using bed of nails structure" in Loughborough Antennas and Propagation Conference (LAPC), Loughborough (UK), 2018.

W. Alshrafi, R. Wilke, S. Hamid and D. Heberling, "Multi feed active antenna at Ka-band for satellite communications" in Loughborough Antennas and Propagation Conference (LAPC), Loughborough (UK), 2018.

W. Alshrafi, V. Ekaterinichev and D. Heberling, "Wideband Crossed Dipoles Antenna for All {GNSS} Bands Using Wideband {AMC}" in 12th European Conference on Antennas and Propagation (EuCAP), London (UK), 2018.

DOI:10.1049/cp.2018.0905

Teaching

Exercises, Laboratories, Projects
Antenna Engineering Laboratory
Radar Laboratory
Communications Engineering Laboratory
Hochfrequenztechnisches Praktikum
Supervised Theses
Master ThesisDesign a Textile-Integrated GPS Receiver
Master ThesisInvestigaton of Integrable Transponder Antennas for a Harmonic Radar-Based Maritime Search and Rescue System
Master ThesisInvestigation of dielectric rod antennas for ground penetrating radar systems
Master ThesisDesign of a compact controlled radiation pattern antenna (CRPA) using artificial magnetic conductor (AMC)