Welcome to the Institute of Digital Signal Processing!

System Simulation and Measurement Group

SSM is dedicated to simulate and perform measurements of DSV-focused wireless systems addressing various applications in communication and localization.

Founded: July 1st, 2011



SSM Team

Post doctoral since May 2015

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.
  • 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.
  • 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.
  • 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.
  • 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.
  • 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
  • Interference Alignment for OFDM Cognitive Radio Networks in TV White Space Spectrum
    M. El-Absi, A. Güven, T. Kaiser, "Interference Alignment for OFDM Cognitive Radio Networks in TV White Space Spectrum," 18th Int. OFDM-Workshop 2014 (InOWo14), Essen, Germany, 27-28 Aug. 2014.
  • Optimal Resource Allocation Based on Interference Alignment for OFDM and FBMC MIMO Cognitive Radio Systems
    M. El-Absi and T. Kaiser, "Optimal Resource Allocation Based on Interference Alignment for OFDM and FBMC MIMO Cognitive Radio Systems," Proc. 23rd European Conf. on Networks and Communications (EuCNC'2014), Bologna, Italy, 23-25 June 2014.
  • Interference Alignment Based Resource Management in MIMO Cognitive Radio Systems
    M. El-Absi, M. Shaat, F. Bader, and T. Kaiser, "Interference Alignment Based Resource Management in MIMO Cognitive Radio Systems", Proc. IEEE 2014 20th European Wireless Conference (EW2014), Barcelona, Spain, 14-16 May 2014.
  • Interference Alignment with Frequency-Clustering for Efficient Resource Allocation in Cognitive Radio Networks
    M. El-Absi, M. Shaat, F. Bader, and T. Kaiser, "Interference Alignment with Frequency-Clustering for Efficient Resource Allocation in Cognitive Radio Networks," IEEE Global Communications Conf. (Globecom'2014), Austin, TX USA, 8-12 Dec. 2014.
  • Spectral Efficiency Comparison of OFDM/FBMC for Interference Alignment Based Power Loading in MIMO Cognitive Radio Systems
    M. El-Absi, M. Shaat, F. Bader, and T. Kaiser, “Spectral Efficiency Comparison of OFDM/FBMC for Interference Alignment Based Power Loading in MIMO Cognitive Radio Systems,” 11th Int. Symp. Wireless Communication Systems (ISWCS'2014). Barcelona, Spain, Aug. 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.
  • 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, vol.65, no.5, pp.2965-2977, 2015.
  • Interference Alignment with Frequency Clustering for Efficient Resource Allocation in Cognitive Radio Networks
    M. El-Absi, M. Shaat, F. Bader, and T. Kaiser, "Interference Alignment with Frequency Clustering for Efficient Resource Allocation in Cognitive Radio Networks," IEEE Transactions on Wireless Communications, 2015
  • Terahertz Band: Indoor Ray-Tracing Channel Model Considering Atmospheric Attenuation
    F. Sheikh, M. El-Hadidy, T. Kaiser, "Terahertz Band: Indoor Ray-Tracing Channel Model Considering Atmospheric Attenuation," 2015 IEEE Int. Symp. Antennas and Propagation and North American Radio Science Meeting, Vancouver, British Columbia, Canada, 19-25 Jul. 2015.
  • Real-world testbed for multi-tag UWB chipless RFID system based on a novel collision avoidance MAC protocol
    M. El-Hadidy, A. El-Awamry, A. F. Soliman, M. Khaliel, and T. Kaiser, "Real-world testbed for multi-tag UWB chipless RFID system based on a novel collision avoidance MAC protocol," Transactions on Emerging Telecommunications Technologies, 2016 (to appear).
  • Interference Alignment and Free-Space Optics Based Backhaul Networks
    A. Jendeya, M. El-Absi, N. Zarifeh, S. S. Ikki, T. Kaiser, "Interference Alignment and Free-Space Optics Based Backhaul Networks," 11th Int. ITG Conf. Systems, Communications and Coding 2017, Hamburg, Germany, Feb. 6-9, 2017.
  • Massive MIMO exploitation to reduce HARQ delay in wireless communication system
    N. Zarifeh, A. Kabbani, M. El-Absi, T. Kreul and T. Kaiser, "Massive MIMO exploitation to reduce HARQ delay in wireless communication system," 2016 IEEE Middle East Conference on Antennas and Propagation (MECAP), Beirut, Lebanon, 2016, pp. 1-5.
  • Adaptive spectrum scanning techniques for reducing the Identification time of the frequency coded chipless RFID system
    A. El-Awamry, M. Khaliel, A. F. Soliman, and T. Kaiser, "Adaptive spectrum scanning techniques for reducing the Identification time of the frequency coded chipless RFID system", Transactions on Emerging Telecommunications Technologies, 2017 (to appear).
  • Spatial channel estimation based FDD-MIMO interference alignment systems
    A. Esswie, M. Elabsi, O. Dobre; S. Ikki, and T. Kaiser, "Spatial channel estimation based FDD-MIMO interference alignment systems", IEEE Wireless Communications Letters, 2017 (to appear).