Welcome to the Institute of Digital Signal Processing!

Mohamed El-Hadidy



Phone: +49 (0)203 379 3585

Mohamed El-Hadidy received his PhD degree in June 2009 at the Institute of Communication Technology (IKT), Leibniz University of Hannover, Germany. He leads several research projects as a postdoc for two years and co-supervises PhD students in the fields of UWB-MIMO and Cognitive Radios communication Systems. Since July 2011, he has been with the Institute of Digital Signal Processing, University of Duisburg-Essen as the Leader of the Research Group Simulation and Measurements. His present research topics are mainly focused on UWB-MIMO wireless communications, Channel Modeling, Interference Alignment, Cognitive Radios and Test-beds Implementations. Mohamed has more than 3 years professional experience as a representative and consultant for several multi-national companies (ABB, CST, AWR, MA/COM, Satimo, MVG) in the Middle East area.

Publications

  • Deterministic Channel Modeling for the White-Space TV-Band in Real-World Indoor Environments Considering Antennas Effects
    M. El-Hadidy, M. Fahmy, M. Ibrahim, T. Kaiser. "Deterministic Channel Modeling for the White-Space TV-Band in Real-World Indoor Environments Considering Antennas Effects", Progress In Electromagnetics Research Symposium; 2012
  • Modeling the Transmit and Receive Antenna Impulse Responses for UWB Systems and Increasing the Effective Channel Gain
    M. El-Hadidy, T. Kaiser; "Modeling the Transmit and Receive Antenna Impulse Responses for UWB Systems and Increasing the Effective Channel Gain", Progress In Electromagnetics Research Symposium; 2012
  • Improved Interference Alignment Performance for MIMO OFDM Systems by Multimode MIMO Antennas
    M. El-Hadidy, M. El-Absi, L. Sit, M. Kock, T. Zwick, H. Blume, and T. Kaiser, “Improved Interference Alignment Performance for MIMO OFDM Systems by Multimode MIMO Antennas”, 17th Int. OFDM-Workshop 2012 (InOWo’12), Schloss Hugenpoet, Essen, Germany, 29-30 Aug. 2012.
  • Antenna Selection for Interference Alignment based on Subspaces Canonical Correlation
    M. El-Absi, M. El-Hadidy, T. Kaiser. "Antenna Selection for Interference Alignment based on Subspaces Canonical Correlation", The 12th Int. Symp. Communications and Information Technologies, 2012
  • Artificial Diversity for UWB MB-OFDM Interference Alignment based on Real-World Channel Models and Antenna Selection Techniques
    M. El-Hadidy, M. El-Absi, T. Kaiser, "Artificial Diversity for UWB MB-OFDM Interference Alignment based on Real-World Channel Models and Antenna Selection Techniques", 2012 IEEE Int. Conf. Ultra-Wideband; 2012.
  • Ultra-Wideband Wireless Systems - A Broad Overview
    T. Kaiser, Christiane Senger, Jens Schroeder, Stefan Galler, Emil Dimitrov, Mohammed El-Hadidy, Bamrung Tau Sieskul, “Ultra-Wideband Wireless Systems - A Broad Overview”, invited paper, Radio Science Bulletin, Union Radio-Scientifique Internationale (URSI), No. 320, pp.25-40, March, 2007.
  • A Signal Processing Framework for MIMO UWB Channels with Real Antennas in Real Environments
    T. Kaiser and Mohamed El-Hadidy, “A Signal Processing Framework for MIMO UWB Channels with Real Antennas in Real Environments”, IEEE International Conference on Ultra-WideBand, September 24-26, 2007, Singapore, Singapore.
  • Cross-Layer Optimization of UWB-MIMO Systems
    Muhammad Asvial, T. Kaiser, and Mohamed El-Hadidy, “Cross-Layer Optimization of UWB-MIMO Systems”, IASI Workshop, March 29, 2006, Duisburg, Germany.
  • Impact of UWB Antennas on a Spatial Communication Channel
    Mohamed El-Hadidy and T. Kaiser, “Impact of UWB Antennas on a Spatial Communication Channel”, International Conference on Cognitive Radio Oriented Wireless Networks and Communications (CrownCom), June 8-10, 2006, Mykonos Island, Greece.
  • Impact of Antennas on UWB MIMO Spatial Channel Modeling
    Mohamed El-Hadidy, Christiane Senger, T. Kaiser, “Impact of Antennas on UWB MIMO Spatial Channel Modeling”, UWB2006 Workshop am IMST, November 6-9, 2006, Kamp-Lintfort, Germany.
  • Impact of Antenna Arrays on UWB MIMO Systems exploiting Spatial Multiplexing
    Mohamed El-Hadidy and T. Kaiser, “Impact of Antenna Arrays on UWB MIMO Systems exploiting Spatial Multiplexing”, Workshop on Short-Range Ultra-Wideband Radio Systems, April 11-12, 2006, Santa Monica, California, USA.
  • An Ultra Wideband Linear Array Beamforming Concept Considering Antenna and Channel Effects
    Marc Neinhüs, Mohamed El-Hadidy, Sebastian Held, T. Kaiser, Klaus Solbach, “An Ultra Wideband Linear Array Beamforming Concept Considering Antenna and Channel Effects”, EuCAP 2006, November 6-10, Nice, France.
  • Antennen und Messverfahren für Ultra-Wide-Band (UWB) -Systeme
    Markus Neinhüs, Mohammed El-Hadity, Sebastian Held, T. Kaiser, Klaus Solbach, “Antennen und Messverfahren für Ultra-Wide-Band (UWB) -Systeme”, IMST GmbH 2006, Kamp-Lintfort, Germany.
  • MIMO Prototyping Test-bed with Off-The-Shelf Plug-in RF Hardware
    Andreas Wilzeck, Mohamed El-Hadidy, Qipeng Cai, Matthias Amelingmeyer, T. Kaiser, “MIMO Prototyping Test-bed with Off-The-Shelf Plug-in RF Hardware”, International ITG - IEEE Workshop on Smart Antennas, March 13-14, 2006, Ulm, Germany.
  • An UWB Channel Model Considering Angular Antenna Impulse Response and Polarization
    Mohamed El-Hadidy, T. Kaiser, “An UWB Channel Model Considering Angular Antenna Impulse Response and Polarization”, The Second European Conference on Antennas and Propagation, November 11-16, 2007, Edinburgh, UK.
  • 3D Hybrid EM Ray-tracing Deterministic UWB Channel Model, Simulations and Measurements
    Mohamed El-Hadidy, Taleb Ould Mohamed, Feng Zheng, T. Kaiser, “3D Hybrid EM Ray-tracing Deterministic UWB Channel Model, Simulations and Measurements”, International Conference on Ultra-Wideband, ICUWB 2008, September 10-12, 2008, Hannover, Germany.
  • Investigation of the Mutual Coupling Effects on the Performance of UWB Multiple Antennas Systems Using Typical UWB Vivaldi Antennas
    Mohamed El-Hadidy, Mohamed Gamal El-Din, T. Kaiser, “Investigation of the Mutual Coupling Effects on the Performance of UWB Multiple Antennas Systems Using Typical UWB Vivaldi Antennas”, ICT Mobile and Wireless Communications Summit (ICT-MobileSummit 2008), 10 - 12 June 2008, Stockholm, Sweden.
  • Frequency dependence of the UWB indoor channel and the effects of the antenna directivity on path loss and multipath propagation
    S. Alaa, M. El-Hadidy, C. Kupferschmidt, T. Kaiser, “Frequency dependence of the UWB indoor channel and the effects of the antenna directivity on path loss and multipath propagation,” 1st Middle East Conf. Antennas and Propagation, Cairo, Egypt, 20-22 Oct. 2010.
  • Influence of the real UWB antennas on the AoA estimation based on the TDoA localization technique
    W. Gerok, M. El-Hadidy, S. Alaa, T. Kaiser, “Influence of the real UWB antennas on the AoA estimation based on the TDoA localization technique,” 1st Middle East Conf. Antennas and Propagation, Cairo, Egypt, 20-22 Oct. 2010.
  • Interference Alignment for UWB-MIMO Communication Systems
    M. El-Hadidy, M. El-Absi, Y. L. Sit, M. Kock, T. Zwick, H. Blume, and T. Kaiser, “Interference Alignment for UWB-MIMO Communication Systems,” in Ultra-Wideband Radio Technologies for Communications, Localization and Sensor Applications (ISBN 978-953-51-0936-5), R. Thomä, R. H. Knöchel, J. Sachs, I. Willms, and T. Zwick (ed.), Chapter 6, INTECH, 2013. (Link)
  • Min-Maxing interference alignment algorithm as a semidefinite programming problem
    M. El-Absi, M. El-Hadidy, T. Kaiser, "Min-Maxing interference alignment algorithm as a semidefinite programming problem," IEEE 14th Workshop on Signal Processing Advances in Wireless Communications (SPAWC), Darmstadt, Germany, 16-19 June 2013.
  • Evaluation of UWB Chipless RFID System Performance Considering Indoor Multipath Propagation Channel and Real World Aspects
    M. El-Hadidy, A. Fawky, B. Nagy, M. Khaliel, E. Abdallah, H. Elhennawy, and T. Kaiser, “Evaluation of UWB Chipless RFID System Performance Considering Indoor Multipath Propagation Channel and Real World Aspects,” Progress in Electromagnetics Research Symp. (PIERS 2013), Stockholm, Sweden, 12-15 Aug. 2013
  • Novel Methodology for Increasing the Reading Range of The UWB Passive RFID Chipless Tags Considering Power Regulations
    M. El-Hadidy, B. Nagy, M. Khaliel, A. Fawky, E. Abdallah, H. Elhennawy, and T. Kaiser, “Novel Methodology for Increasing the Reading Range of The UWB Passive RFID Chipless Tags Considering Power Regulations,” Progress in Electromagnetics Research Symp. (PIERS 2013), Stockholm, Sweden, 12-15 Aug. 2013
  • Reliability of MIMO-OFDM Interference Alignment Systems with Antenna Selection under Real-World Environments
    M. El-Absi, M. El-Hadidy, and T. Kaiser, "Reliability of MIMO-OFDM Interference Alignment Systems with Antenna Selection under Real-World Environments", Proc. IEEE 2014 20th European Wireless Conference (EW2014), Barcelona, Spain, 14-16 May 2014.
  • A distributed Interference Alignment Algorithm using Min-Maxing Strategy
    M. El-Absi, M. El-Hadidy, T. Kaiser, "A distributed Interference Alignment Algorithm using Min-Maxing Strategy," Transactions on Emerging Telecommunications Technologies, doi: 10.1002/ett.2897, 2014. (Link)
  • UWB Reflectarray Antenna for Chipless RFID Applications
    M. Khaliel, A. Fawky, M. El-Hadidy, T. Kaiser, "UWB Reflectarray Antenna for Chipless RFID Applications," 2014 31st National Radio Science Conf., Cairo Egypt, pp.17-20, 28-30 Apr. 2014.
  • UWB chipless RFID system performance based on real world 3D-deterministic channel model and ZF equalization
    A. Fawky, M. El-Hadidy, T. Kaiser, "UWB chipless RFID system performance based on real world 3D-deterministic channel model and ZF equalization," 2014 8th European Conf. Antennas and Propagation (EuCAP), Hague, Netherlands, pp.1765-1768, 6-11 Apr. 2014.
  • MISO beamforming for RFID systems via second-order cone programming
    B. Nagy, A. Fawky, M. Khaliel, M. El-Hadidy, T. Kaiser, "MISO beamforming for RFID systems via second-order cone programming," 2014 8th European Conf. Antennas and Propagation (EuCAP), Hague, Netherlands, pp.1765-1768, 6-11 Apr. 2014.
  • Smart Notch Detection Techniques for Robust Frequency Coded Chipless RFID Systems
    A. El-Awamry, A. Fawky, M. El-Hadidy, M. Khaliel, T. Kaiser, "Smart Notch Detection Techniques for Robust Frequency Coded Chipless RFID Systems," 9th European Conf. Antennas and Propagation (EuCAP), Lisbon, Portugal, 12-17 Apr. 2015.
  • A Novel Collision Avoidance MAC Protocol for Multi-Tag UWB Chipless RFID Systems Based on Notch Position Modulation
    M. El-Hadidy, A. El-Awamry, A. Fawky, M. Khaliel, T. Kaiser, "A Novel Collision Avoidance MAC Protocol for Multi-Tag UWB Chipless RFID Systems Based on Notch Position Modulation," 9th European Conf. Antennas and Propagation (EuCAP), Lisbon, Portugal, 12-17 Apr. 2015.
  • Printable Depolarizing Chipless RFID Tag Based on DGS Resonators for Suppressing the Clutter Effects
    M. Khaliel, M. El-Hadidy, A. Fawky, A. El-Awamry, T. Kaiser, "Printable Depolarizing Chipless RFID Tag Based on DGS Resonators for Suppressing the Clutter Effects," 9th European Conf. Antennas and Propagation (EuCAP), Lisbon, Portugal, 12-17 Apr. 2015.
  • Novel Notch Modulation Algorithm for Enhancing the Chipless RFID Tags Coding Capacity
    A. El-Awamry, M. Khaliel, A. F. Soliman, M. El-Hadidy, T. Kaiser, "Novel Notch Modulation Algorithm for Enhancing the Chipless RFID Tags Coding Capacity," 9th Annual IEEE Int. Conf. RFID, San Diego, CA, USA, 15-17 Apr. 2015.
  • Novel Pseudo-Noise Coded Chipless RFID System for Clutter Removal and Tag Detection
    A. F. Soliman, M. Khaliel, A. El-Awamry, M. El-Hadidy, T. Kaiser, "Novel Pseudo-Noise Coded Chipless RFID System for Clutter Removal and Tag Detection," 9th Annual IEEE Int. Conf. RFID, San Diego, CA, USA, 15-17 Apr. 2015.
  • Design an Adaptive Electronically Beamsteering Reflectarray Antenna for RFID Systems
    K. Hasan, M. Khaleil, M. El-Hadidy, T. Kaiser, "Design an Adaptive Electronically Beamsteering Reflectarray Antenna for RFID Systems," 2015 IEEE Int. Symp. Antennas and Propagation and North American Radio Science Meeting, Vancouver, British Columbia, Canada, 19-25 Jul. 2015.
  • A Novel Co/Cross-Polarizing Chipless RFID Tags for High Coding Capacity and Robust Detection
    M. Khaliel, A. El-Awamry, A. Fawky, M. El-Hadidy, T. Kaiser, "A Novel Co/Cross-Polarizing Chipless RFID Tags for High Coding Capacity and Robust Detection," 2015 IEEE Int. Symp. Antennas and Propagation and North American Radio Science Meeting, Vancouver, British Columbia, Canada, 19-25 Jul. 2015.
  • Novel Adaptive Sliding Window Algorithm Reducing Latency for Multi-Tag Chipless RFID Systems
    A. El-Awamry, M. Khaliel, A. Fawky, M. El-Hadidy, T. Kaiser, "Novel Adaptive Sliding Window Algorithm Reducing Latency for Multi-Tag Chipless RFID Systems," 2015 IEEE Int. Symp. Antennas and Propagation and North American Radio Science Meeting, Vancouver, British Columbia, Canada, 19-25 Jul. 2015.
  • Energy-Efficient Resource Allocation Based on Interference Alignment in MIMO-OFDM Cognitive Radio Networks
    M. El-Absi, A. Ali, M. El-Hadidy, T. Kaiser, "Energy-Efficient Resource Allocation Based on Interference Alignment in MIMO-OFDM Cognitive Radio Networks," Int. Conf. Cognitive Radio Oriented Wireless Networks (CROWNCOM), Qatar, April 2015.
  • Antenna Selection for Reliable MIMO-OFDM Interference Alignment Systems: Measurement Based Evaluation
    M. El-Absi, S. Galih, M. Hoffmann, M. El-Hadidy, and T. Kaiser, "Antenna Selection for Reliable MIMO-OFDM Interference Alignment Systems: Measurement Based Evaluation," IEEE Transactions on Vehicular Technology, 2015. (Link)