Prof. Dr.-Ing. Andreas Czylwik

Fachgebietsleiter Nachrichtentechnische Systeme

       
         
Anschrift:                                                                  Raum:       BA 231
Universität Duisburg-Essen                                    Telefon:    +49 203 37 93363
Nachrichtentechnische Systeme                           Fax:            +49 203 37 92902
Bismarckstrasse 81                                                 E-Mail:       czylwik@nts.uni-due.de
47057 Duisburg
     
      

Forschungsthemen: 
Intelligente Antennen
Signalentdeckung und Signalverarbeitung in technischen Sicherheitssystemen
Breitbandige GHZ und THZ Radarsensorik für Robotik und Brandentdeckung
Heinz-Luck-Brandentdeckungslabor
Aerosolcharakterisierung durch Polarisation

Mehr..

Publikationen

    2024

  • Husain, Bashar; Kolpatzeck, Kevin; Kara, Yusuf Can; Alchami, Nabil; Czylwik, Andreas
    Analysis of Non-Linear Distortions in an Optoelectronic Terahertz Communication System
    In: Proceedings of the 49th International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz 2024 / 49th International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz 2024; 01-06 September 2024; Perth, Australia / Institute of Electrical and Electronics Engineers (IEEE) (Hrsg.) 2024
    Online Volltext: dx.doi.org/
  • Frömming, Alexander; Häring, Lars; Czylwik, Andreas
    Influence of the Path Delay Differences on the Channel Capacity in MIMO OWC Systems
    In: 2024 IEEE 100th Vehicular Technology Conference (VTC2024-Fall) / 2024 IEEE 100th Vehicular Technology Conference (VTC2024-Fall), 07-10 October 2024, Washington, DC, USA 2024
    Online Volltext: dx.doi.org/
  • Husain, Bashar; Kolpatzeck, Kevin; Haring, Lars; Czylwik, Andreas
    Volterra-Based Machine Learning Compensation of Non-Linear Distortions in an Optoelectronic Terahertz Communication System
    In: 2024 IEEE 100th Vehicular Technology Conference (VTC2024-Fall) / 2024 IEEE 100th Vehicular Technology Conference (VTC2024-Fall), 07-10 October 2024, Washington, DC, USA 2024
    Online Volltext: dx.doi.org/
  • Ghayour Najafabadi, Nahid; Kolpatzeck, Kevin; Czylwik, Andreas
    Analysis of the Bias Voltage Dependency of the Efficiency of a Schottky Diode-Based Harmonic Millimeter-Wave Transponder Tag
    In: Kleinheubach Conference 2024 (KHB 2024) / Kleinheubach Conference 2024 (KHB 2024), 24-26 September 2024; Miltenberg, Germany / Institute of Electrical and Electronics Engineers (IEEE) (Hrsg.) 2024
    Online Volltext: dx.doi.org/
  • Liu, Xuan; Kolpatzeck, Kevin; Czylwik, Andreas
    Performance Analysis of a Reconfigurable Terahertz Reflectarray for Broadband Applications
    In: Proceedings of the 49th International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz 2024 / 49th International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz 2024; 01-06 September 2024; Perth, Australia / Institute of Electrical and Electronics Engineers (IEEE) (Hrsg.) 2024
    Online Volltext: dx.doi.org/
  • Zauber, Tim; Liu, X.; Kolpatzeck, Kevin; Kubiczek, Tobias; Czylwik, Andreas
    Angle-dependent scattering properties of the skin at the human lower arm at THz frequencies
    In: Kleinheubach Conference 2024 (KHB 2024) / Kleinheubach Conference 2024 (KHB 2024), 24-26 September 2024; Miltenberg, Germany / Institute of Electrical and Electronics Engineers (IEEE) (Hrsg.) 2024
    Online Volltext: dx.doi.org/
  • Kolpatzeck, Kevin; Akdas, Sinan; Czylwik, Andreas
    A 300 GHz Optoelectronic Binary Phase-Modulated Maximum Length Sequence Radar
    In: Proceedings of the 49th International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz 2024 / 49th International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz 2024; 01-06 September 2024; Perth, Australia / Institute of Electrical and Electronics Engineers (IEEE) (Hrsg.) 2024
    Online Volltext: dx.doi.org/
  • Kara, Yusuf Can; Alchami, Nabil; Kolpatzeck, Kevin; Husain, Bashar; Häring, Lars; Czylwik, Andreas
    Linewidth estimation of optical sources used for THz signal generation
    In: Proceedings of the 49th International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz 2024 / 49th International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz 2024; 01-06 September 2024; Perth, Australia / Institute of Electrical and Electronics Engineers (IEEE) (Hrsg.) 2024
    Online Volltext: dx.doi.org/
  • Prokscha, Andreas; Sheikh, Fawad; Kolpatzeck, Kevin; Zantah, Yamen; Lessy, Dien; Balzer, Jan C.; Czylwik, Andreas; Kaiser, Thomas
    Terahertz Insights Into Fabric Look- Through
    In: Proceedings of the 15th German Microwave Conference (GeMiC 2024) / 15th German Microwave Conference (GeMiC 2024): 11-13 March 2024; Duisburg, Germany / Institute of Electrical and Electronics Engineers (IEEE) (Hrsg.) 2024, S. 241 - 244
    Online Volltext: dx.doi.org/
  • van Ravenswaay, Thorben; Kolpatzeck, Kevin; Cherniak, Vladyslav; Czylwik, Andreas
    A Method for the Extraction of Frequency-Dependent Material Parameters of Multilayer Systems from Terahertz Spectroscopy Measurements
    In: Proceedings of the IEEE INC-USNC-URSI Radio Science Meeting 2024 (Joint with AP-S Symposium) / IEEE INC-USNC-URSI Radio Science Meeting (Joint with AP-S Symposium): 14-19 July 2024; Florence, Italy 2024, S. 308 - 309
    Online Volltext: dx.doi.org/
  • van Ravenswaay, Thorben; Kolpatzeck, Kevin; Kubiczek, Tobias; Cherniak, Vladyslav; Czylwik, Andreas
    Optimizing a Method for the Extraction of Frequency-Dependent Material Parameters from Terahertz Spectroscopy Measurements using the Kramers-Kronig Relations
    In: Proceedings of the 49th International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz 2024 / 49th International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz 2024; 01-06 September 2024; Perth, Australia / Institute of Electrical and Electronics Engineers (IEEE) (Hrsg.) 2024
    Online Volltext: dx.doi.org/
  • Alchami, Nabil; Kolpatzeck, Kevin; Husain, Bashar; Kara, Yusuf Can; Czylwik, Andreas
    Comparative Study of True Time Delay Beam Steering with Antenna Arrays at THz Frequencies
    In: Proceedings of the 49th International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz 2024 / 49th International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz 2024; 01-06 September 2024; Perth, Australia / Institute of Electrical and Electronics Engineers (IEEE) (Hrsg.) 2024
    Online Volltext: dx.doi.org/

    • 2023

  • Aldoseri, Hamad Fadhel; Wu, Tairan; Czylwik, Andreas
    A Practical Implementation of Spread FBMC in a Multitone Jamming Scenario Using USRP Radios
    In: ICUMT 2023 / 15th International Congress on Ultra Modern Telecommunications and Control Systems : October, Ghent, Belgium 2023, S. 81 - 84
    Online Volltext: dx.doi.org/
  • Damyanov, Dilyan; Kubiczek, Tobias; Kolpatzeck, Kevin; Czylwik, Andreas; Schultze, Thorsten; Balzer, Jan C.
    3D THz-TDS SAR Imaging by an Inverse Synthetic Cylindrical Aperture
    In: IEEE Access Jg. 11 (2023) S. 9680 - 9690
    Online Volltext: dx.doi.org/ (Open Access)
  • Fromming, Alexander; Diederich, Stefan; Haring, Lars; Czylwik, Andreas
    Clipping Noise Mitigation for Coherent OFDM Systems Using Decision-Aided Reconstruction Combined with Neural Networks
    In: Proceedings of the 33rd International Telecommunication Networks and Applications Conference (ITNAC 2023) / 33rd International Telecommunication Networks and Applications Conference (ITNAC 2023): Hybrid, Melbourne; 29 November - 1 December 2023 2023, S. 156 - 161
    Online Volltext: dx.doi.org/
  • Husain, Bashar; Kolpatzeck, Kevin; Frömming, Alexander; Häring, Lars; Czylwik, Andreas
    Spectrally Efficient Optoelectronic Wireless Terahertz Communication System
    In: 2023 48th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz) / 48th International Conference on Infrared, Millimeter, and Terahertz Waves ; IRMMW-THz 2023 ; 17 -22 September 2023, Montreal, Quebec, Canada / Cooke, David G. (Hrsg.) 2023
    Online Volltext: dx.doi.org/
  • Schmitt, Lisa; Liu, Xuan; Schmitt, Philip; Czylwik, Andreas; Hoffmann, Martin
    Large Displacement Actuators With Multi-Point Stability for a MEMS-Driven THz Beam Steering Concept
    In: Journal of Microelectromechanical Systems Jg. 32 (2023) Nr. 2, S. 195 - 207
    Online Volltext: dx.doi.org/
  • Kolpatzeck, Kevin; Burkhart, Daniela; Balzer, Jan C.; Czylwik, Andreas
    Through-The-Wall Differential Distance Tracking With Ultra-High Repetition Rate Terahertz Time-Domain Spectroscopy
    In: 2023 Sixth International Workshop on Mobile Terahertz Systems (IWMTS) / Sixth International Workshop on Mobile Terahertz Systems (IWMTS), 03-05 July 2023, Bonn, Germany 2023
    Online Volltext: dx.doi.org/
  • Balzer, Jan C.; Saraceno, Clara J.; Koch, Martin; Kaurav, Priyansha; Pfeiffer, Ullrich R.; Withayachumnankul, Withawat; Kurner, Thomas; Stohr, Andreas; El-Absi, Mohammed; Alhaj Abbas, Ali; Kaiser, Thomas; Czylwik, Andreas
    THz Systems Exploiting Photonics and Communications Technologies
    In: IEEE Journal of Microwaves Jg. 3 (2023) Nr. 1, S. 268 - 288
    Online Volltext: dx.doi.org/ (Open Access)
  • Kolpatzeck, Kevin; Akdas, Sinan; Balzer, Jan C.; Czylwik, Andreas
    An Optoelectronic M-Sequence Radar for the Terahertz Range
    In: 2023 48th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz) / 48th International Conference on Infrared, Millimeter, and Terahertz Waves ; IRMMW-THz 2023 ; 17 -22 September 2023, Montreal, Quebec, Canada / Cooke, David G. (Hrsg.) 2023
    Online Volltext: dx.doi.org/

    • 2022

  • Aldoseri, Hamad Fadhel; Häring, Lars; Czylwik, Andreas
    Analysis of ADC Quantization and Clipping Effects on CDMA-OQAM-OFDM-Based WSAN
    In: International Journal of Interdisciplinary Telecommunications and Networking Jg. 14 (2022) Nr. 1, 62
    Online Volltext: dx.doi.org/
  • Frömming, Alexander; Häring, Lars; Czylwik, Andreas
    Optimizing Adaptive Modulation for Symmetrically Clipped Band-Limited DCO-OFDM
    In: 2022 32nd International Telecommunication Networks and Applications Conference (ITNAC) / 32nd International Telecommunication Networks and Applications Conference (ITNAC) ; 30 November - 2 December 2022, Wellington, New Zealand / Welch, Ian (Hrsg.) 2022, S. 341 - 346
    Online Volltext: dx.doi.org/
  • Czylwik, Andreas; Bieder, Stefan; Tonder, Sebastian; Fisahn, Sven; Schaarschmidt, Martin
    Effect of Electromagnetic Interference on Integrated Circuits
    In: Proceedings EMV Kongress 2022 / Internationale Fachmesse und Kongress für Elektromagnetische Verträglichkeit (emv) ; 12. – 14.07.2022, Köln, Germany / Garbe, Heyno (Hrsg.) 2022, S. 37 - 44
    (Open Access)
  • Liu, Xuan; Schmitt, Lisa; Lipka, Jonas; Kolpatzeck, Kevin; Balzer, Jan C.; Hoffmann, Martin; Czylwik, Andreas
    Optimizing the Radiation Pattern of a MEMS-Based Reflectarray Using a Genetic Algorithm for Beam Steering Applications
    In: International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz / 47th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz), 28 August 2022 - 02 September 2022, Delft, Netherlands 2022
    Online Volltext: dx.doi.org/
  • Kolpatzeck, Kevin; Kramer, Peter; Cherniak, Vladyslav; Kubiczek, Tobias; Liu, Xuan; Balzer, Jan C.; Czylwik, Andreas
    Interferometric Correction of Delay Errors in an Ultra-High Repetition Rate Terahertz Time-Domain Spectroscopy System
    In: International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz / 47th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz), 28 August 2022 - 02 September 2022, Delft, Netherlands 2022
    Online Volltext: dx.doi.org/
  • Liu, Xuan; Schmitt, Lisa; Sievert, Benedikt; Lipka, Jonas; Geng, Chong; Kolpatzeck, Kevin; Erni, Daniel; Rennings, Andreas; Balzer, Jan C.; Hoffmann, Martin; Czylwik, Andreas
    Terahertz Beam Steering Using a MEMS-Based Reflectarray Configured by a Genetic Algorithm
    In: IEEE Access Jg. 10 (2022) S. 84458 - 84472
    Online Volltext: dx.doi.org/ Online Volltext (Open Access)

    • 2021

  • Liu, Xuan; Kolpatzeck, Kevin; Häring, Lars; Balzer, Jan C.; Czylwik, Andreas
    Beam Steering for Terahertz Time-Domain Spectroscopy Using Optical Ring Resonators
    In: 2021 46th International Conference on Infrared, Millimeter, and Terahertz Waves: IRMMW-THz 2021 / 46th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz) ; August 30 - September 3, 2021, Chengdu, China / Liu, Shenggang (Hrsg.) 2021
    Online Volltext: dx.doi.org/
  • Cherniak, Vladyslav; Kolpatzeck, Kevin; Liu, Xuan; Tybussek, Kai-Henning; Damyanov, Dilyan; Schultze, Thorsten; Czylwik, Andreas; Balzer, Jan C.
    Compact and Inexpensive Terahertz System Driven by Monolithically Integrated Commercial Light Sources
    In: 2021 46th International Conference on Infrared, Millimeter, and Terahertz Waves: IRMMW-THz 2021 / 46th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz) ; August 30 - September 3, 2021, Chengdu, China / Liu, Shenggang (Hrsg.) 2021
    Online Volltext: dx.doi.org/
  • Sykora, Jan; Czylwik, Andreas; Clavier, Laurent; Burr, Alister
    Coding and processing for advanced wireless networks
    In: Inclusive Radio Communications for 5G and Beyond / Oestges, Claude; Quitin, François (Hrsg.) 2021, S. 121 - 140
    Online Volltext: dx.doi.org/ (Open Access)
  • Kolpatzeck, Kevin; Krämer, Peter; Liu, Xuan; Kubiczek, Tobias; Balzer, Jan C.; Czylwik, Andreas
    Interferometric Time Synchronization of a Terahertz Time-Domain Spectroscopy System Driven by a Mode-Locked Laser Diode
    In: 2021 46th International Conference on Infrared, Millimeter, and Terahertz Waves: IRMMW-THz 2021 / 46th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz) ; August 30 - September 3, 2021, Chengdu, China / Liu, Shenggang (Hrsg.) 2021
    Online Volltext: dx.doi.org/
  • Kolpatzeck, Kevin; Damyanov, Dilyan; Liu, Xuan; Schultze, Thorsten; Balzer, Jan C.; Czylwik, Andreas
    Imaging with an Ultra-High Repetition Rate Terahertz Time-Domain Spectroscopy System Driven by a Mode-Locked Laser Diode
    In: 2021 46th International Conference on Infrared, Millimeter, and Terahertz Waves: IRMMW-THz 2021 / 46th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz) ; August 30 - September 3, 2021, Chengdu, China / Liu, Shenggang (Hrsg.) 2021
    Online Volltext: dx.doi.org/
  • Czylwik, Andreas
    Array-Type High-Speed and Large Detection Area Integrated Wireless Optical Receiver
    In: 34th General Assembly and Scientific Symposium of the International Union of Radio Science / URSI GASS 2021; Rome, Italy; 28 August - 4 September 2021 2021
    Online Volltext: dx.doi.org/
  • Liu, Xuan; Schmitt, Lisa; Kolpatzeck, Kevin; Hoffmann, Martin; Balzer, Jan C.; Czylwik, Andreas
    Configuration of a MEMS-based Terahertz Reflectarray Using a Genetic Algorithm
    In: 2021 46th International Conference on Infrared, Millimeter, and Terahertz Waves: IRMMW-THz 2021 / 46th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz) ; August 30 - September 3, 2021, Chengdu, China / Liu, Shenggang (Hrsg.) 2021
    Online Volltext: dx.doi.org/
  • Aldoseri, Hamad Fadhel; Häring, Lars; Czylwik, Andreas
    On the Reliability of Spread FBMC Wireless Sensor Networks for Off-Tone Jamming
    In: IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC) 2021 / IEEE 32nd Annual International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC2021), 13-16 Sept. 2021, virtual 2021, S. 1329 - 1333
    Online Volltext: dx.doi.org/
  • Schmitt, Lisa; Liu, Xuan; Czylwik, Andreas; Hoffmann, Martin
    Design and fabrication of MEMS reflectors for THz reflect-arrays
    In: Proceedings of the 4th International Workshop on Mobile Terahertz Systems / IWMTS 2021; 5-6 July 2021; Essen, Germany 2021 9486804
    Online Volltext: dx.doi.org/
  • Schorlemer, Jonas; Kolpatzeck, Kevin; Balzer, Jan C.; Czylwik, Andreas; Rolfes, Ilona; Barowski, Jan
    Efficient frequency domain sampling schemes for THz SAR systems
    In: Proceedigs of the 4th International Workshop on Mobile Terahertz Systems / IWMTS 2021; 5-6 July 2021; Essen, Germany 2021 9486808
    Online Volltext: dx.doi.org/
  • Frömming, Alexander; Häring, Lars; Czylwik, Andreas
    Spectral properties of clipping noise
    In: Mathematics Jg. 9 (2021) Nr. 20, 2592
    Online Volltext: dx.doi.org/ Online Volltext (Open Access)
  • Kolpatzeck, Kevin; Liu, Xuan; Häring, Lars; Balzer, Jan C.; Czylwik, Andreas
    Ultra-High Repetition Rate Terahertz Time-Domain Spectroscopy for Micrometer Layer Thickness Measurement
    In: Sensors Jg. 21 (2021) Nr. 16, 5389
    Online Volltext: dx.doi.org/ Online Volltext (Open Access)
  • Husain, Bashar; Mohamed, Hazem; Häring, Lars; Czylwik, Andreas
    Deep Learning-Based Multi-Tone Interference Suppression for Short Polar Codes
    In: 2021 IEEE 93rd Vehicular Technology Conference (VTC2021-Spring): Proceedings / Vehicular Technology Conference ; VTC2021 ; 25-28 April 2021, Virtual Event 2021 9448897
    Online Volltext: dx.doi.org/

    • 2020

  • Steeg, Matthias; Exner, Florian; Tebart, Jonas; Czylwik, Andreas; Stöhr, Andreas
    100 Gbit/s V-band Transmission Enabled by Coherent Radio-over-Fiber System with IF-OFDM Envelope Detection and SSBI Suppression
    In: 33rd General Assembly and Scientific Symposium of the International Union of Radio Science / URSI GASS 2020; Rome, Italy; 29 August - 5 September 2020 2020, S. 9232159
    Online Volltext: dx.doi.org/
  • Kolpatzeck, Kevin; Dedic, Muhamed; Kramer, Peter; Liu, Xuan; Cherniak, Vladyslav; Tybussek, Kai-Henning; Zander, Marlene; Haring, Lars; Balzer, Jan C.; Czylwik, Andreas
    Enhancement of Terahertz Spectra by Model-Driven Spectral Shaping of a Mode-Locked Laser Diode in a Terahertz Time-Domain Spectroscopy System
    In: 45th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz) / International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz, 8-13 Nov. 2020, Buffalo, NY, USA 2020, S. 84 - 85
    Online Volltext: dx.doi.org/
  • Kolpatzeck, Kevin; Liu, Xuan; Tybussek, Kai-Henning; Haring, Lars; Zander, Marlene; Rehbein, Wolfgang; Moehrle, Martin; Czylwik, Andreas; Balzer, Jan C.
    Analytical Modeling of Terahertz Time-Domain Spectroscopy with Monolithic Mode-Locked Laser Diodes
    In: 45th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz) / International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz, 8-13 Nov. 2020, Buffalo, NY, USA 2020, S. 811 - 812
    Online Volltext: dx.doi.org/
  • Aldoseri, Hamad Fadhel; Häring, Lars; Czylwik, Andreas
    A reliable industrial wireless sensor and actor network based on CDMA-OQAM-OFDM
    In: 31st Annual International Symposium on Personal, Indoor and Mobile Radio Communications / PIMRC 2020; Virtual, London; United Kingdom; 31 August - 3 September 2020 2020, S. 9217274
    Online Volltext: dx.doi.org/
  • Liu, Xuan; Geng, C.; Guo, X.; Kolpatzeck, Kevin; Haring, L.; Balzer, Jan C.; Czylwik, Andreas
    Design and Characterization of 3D Printed Polymer Terahertz Multi-Mode Interference Couplers
    In: 45th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz) / International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz, 8-13 Nov. 2020, Buffalo, NY, USA 2020, S. 538 - 539
    Online Volltext: dx.doi.org/
  • Steeg, Matthias; Exner, F.; Tebart, Jonas; Czylwik, Andreas; Stöhr, Andreas
    OFDM joint communication-radar with leaky-wave antennas
    In: Electronics Letters Jg. 56 (2020) Nr. 21, S. 1139 - 1141
    Online Volltext: dx.doi.org/ (Open Access)
  • Alissa, Mai; Friederich, Benedikt; Sheikh, Fawad; Czylwik, Andreas; Kaiser, Thomas
    Experimental Investigation of Terahertz Scattering : A Study of Non-Gaussianity and Lateral Roughness Influence
    In: IEEE Access Jg. 8 (2020) S. 170672 - 170680
    Online Volltext: dx.doi.org/ (Open Access)
  • Risling, Richard; Häring, Lars; Czylwik, Andreas
    Sensitivity of OFDM and FBMC to interference
    In: Proceedings of the International Conference on Wireless Communication and Sensor Networks / icWCSN 2020; Virtual, Online, Poland; 13 - 15 May 2020 2020, S. 19 - 23
    Online Volltext: dx.doi.org/
  • Schmitt, Lisa; Schmitt, Philip; Liu, Xuan; Czylwik, Andreas; Hoffmann, Martin
    Micromechanical Reflect-Array for THz Radar Beam Steering based on a Mechanical D/A Converter and a Mechanical Amplifier
    In: 3rd International Workshop on Mobile Terahertz Systems / IWMTS 2020; Essen, Germany; 1-2 July 2020 2020, S. 9166235
    Online Volltext: dx.doi.org/
  • Kolpatzeck, Kevin; Liu, Xuan; Tybussek, Kai-Henning; Häring, Lars; Zander, Marlene; Rehbein, Wolfgang; Moehrle, Martin; Czylwik, Andreas; Balzer, Jan C.
    System-theoretical modeling of terahertz time-domain spectroscopy with ultra-high repetition rate mode-locked lasers
    In: Optics Express (OpEx) Jg. 28 (2020) Nr. 11, S. 16935 - 16950
    Online Volltext: dx.doi.org/ (Open Access)
  • Liu, Xuan; Samfaß, Lisa; Kolpatzeck, Kevin; Häring, Lars; Balzer, Jan C.; Hoffmann, Martin; Czylwik, Andreas
    Terahertz beam steering concept based on a MEMS-reconfigurable reflection grating
    In: Sensors Jg. 20 (2020) Nr. 10, S. 2874
    Online Volltext: dx.doi.org/ Online Volltext (Open Access)
  • Liu, Xuan; Kolpatzeck, Kevin; Häring, Lars; Balzer, Jan C.; Czylwik, Andreas
    Wideband beam steering concept for terahertz time-domain spectroscopy: Theoretical considerations
    In: Sensors Jg. 20 (2020) Nr. 19, S. 5568
    Online Volltext: dx.doi.org/ Online Volltext (Open Access)

    • 2019

  • Alissa, Mai; Friederich, Benedikt; Kolpatzeck, Kevin; Czylwik, Andreas; Kaiser, Thomas
    Experimental Investigation of Terahertz Wave Scattering by Statistically Controlled Rough Surfaces
    In: 2019 IEEE MTT-S International Microwave Workshop Series on Advanced Materials and Processes for RF and THz Applications / IMWS-AMP 2019, 16-18 July 2019 2019, S. 100 - 102
    Online Volltext: dx.doi.org/
  • Kolpatzeck, Kevin; Tonder, Sebastian; Liu, Xuan; Czylwik, Andreas; Balzer, Jan C.
    Characterization and Application of a Commercially Available Laser Diode in a THz System
    In: 2019 IEEE MTT-S International Microwave Workshop Series on Advanced Materials and Processes for RF and THz Applications / IMWS-AMP 2019, 16-18 July 2019 2019, S. 118 - 120
    Online Volltext: dx.doi.org/
  • Tonder, Sebastian; Bieder, Stefan; Czylwik, Andreas; Willenbockel, Martin
    Interference created by HPEM pulses at integrated circuit ports
    In: 2019 Kleinheubach Conference, KHB 2019 / 2019 Kleinheubach Conference, KHB 2019; Miltenberg; Germany; 23 September - 25 September 2019 2019, S. 8890180
  • Damyanov, Dilyan; Friederich, Benedikt; Yahyapour, Milad; Vieweg, Nico; Deninger, Anselm; Kolpatzeck, Kevin; Liu, Xuan; Czylwik, Andreas; Schultze, Thorsten; Willms, Ingolf; Balzer, Jan
    High Resolution Lensless Terahertz Imaging and Ranging
    In: IEEE Access Jg. 7 (2019) S. 147704 - 147712
    Online Volltext: dx.doi.org/ Online Volltext (Open Access)
  • Friederich, Benedikt; Damyanov, Dilyan; Kohlhause, Jürgen; Kolpatzeck, Kevin; Liu, Xuan; Schultze, Thorsten; Czylwik, Andreas; Balzer, Jan C.; Willms, Hans-Ingolf
    High resolution image processing technique for the detection of metal entrapments based on a terahertz camera
    In: International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz: Proceedings / 44th International Conference on Infrared, Millimeter, and Terahertz Waves IRMMW-THz 2019, 01.-06.09.2019, Paris 2019
    Online Volltext: dx.doi.org/
  • Stöhr, Andreas; Lu, Peng; Haddad, Thomas; Steeg, Matthias; Tebart, Jonas; Sievert, Benedikt; Rennings, Andreas; Hofmann, Martin R.; Dülme, Sebastian; Kolpatzeck, Kevin; Czylwik, Andreas
    Microwave photonic mm-wave & THz beam steering for imaging, radar and communications
    In: Proceedings Asia Communications and Photonics Conference (ACP) 2019 / Asia Communications and Photonics Conference (ACP) ; 2–5 November 2019, Chengdu, China 2019, S. T2E.1
  • Liu, Xuan; Kolpatzeck, Kevin; Friederich, Benedikt; Damyanov, Dilyan; Häring, Lars; Schultze, Thorsten; Balzer, Jan C.; Czylwik, Andreas
    Spectroscopic characterization of 3D printed THz rectangular polymer waveguides
    In: International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz: Proceedings / 44th International Conference on Infrared, Millimeter, and Terahertz Waves IRMMW-THz 2019, 01.-06.09.2019, Paris 2019
    Online Volltext: dx.doi.org/
  • Kolpatzeck, Kevin; Liu, Xuan; Nellen, S.; Friederich, Benedikt; Damyanov, Dilyan; Häring, Lars; Schultze, Thorsten; Globisch, Björn; Balzer, Jan C.; Czylwik, Andreas
    Wideband radiation pattern simulation and measurement of a photodiode-based continuous-wave THz emitter
    In: International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz: Proceedings / 44th International Conference on Infrared, Millimeter, and Terahertz Waves IRMMW-THz 2019, 01.-06.09.2019, Paris 2019
    Online Volltext: dx.doi.org/
  • Husain, Bashar; Czylwik, Andreas
    Channel Coding and Low Latency HARQ for Industrial Wireless Sensor Networks
    In: IFIP Wireless Days / WD 2019; Manchester; United Kingdom; 24 - 26 April 2019 2019, S. 8734232
    Online Volltext: dx.doi.org/
  • Bischoff, Daniel; Berninger, Harald; Knapp, Steffen; Meuser, Tobias; Richerzhagen, Björn; Häring, Lars; Czylwik, Andreas
    Safety-relevant V2X beaconing in realistic and scalable heterogeneous radio propagation fading channels
    In: VEHITS 2019: proceedings of the 5th International Conference on Vehicle Technology and Intelligent Transport Systems / 5th International Conference on Vehicle Technology and Intelligent Transport Systems : Heraklion, Crete, Greece, May 3-5, 2019 2019, S. 404 - 411
    Online Volltext: dx.doi.org/ (Open Access)
  • Tonder, Sebastian; Kolpatzeck, Kevin; Liu, Xuan; Rumpza, Sebastian; Czylwik, Andreas; Balzer, Jan C.
    A compact THz quasi TDS system for mobile scenarios
    In: 2nd International Workshop on Mobile Terahertz Systems / IWMTS 2019; Bad Neuenahr; Germany; 1 - 3 July 2019 2019, S. 8823786
    Online Volltext: dx.doi.org/
  • Liu, Xuan; Kolpatzeck, Kevin; Öztürk, A.; Friederich, Benedikt; Damyanov, Dilyan; Häring, Lars; Schultze, Thorsten; Balzer, Jan C.; Czylwik, Andreas
    Wideband characterization of 3D printed THz rectangular dielectric waveguides by THz frequency-domain spectroscopy
    In: 2nd International Workshop on Mobile Terahertz Systems / IWMTS 2019; Bad Neuenahr; Germany; 1 - 3 July 2019 2019, S. 8823720
    Online Volltext: dx.doi.org/
  • Kolpatzeck, Kevin; Liu, Xuan; Friederich, Benedikt; Damyanov, Dilyan; Häring, Lars; Schultze, Thorsten; Balzer, Jan C.; Czylwik, Andreas
    Wideband radiation pattern measurement of terahertz antenna-integrated photodiodes by frequency-domain spectroscopy
    In: 2nd International Workshop on Mobile Terahertz Systems / IWMTS 2019; Bad Neuenahr; Germany; 1 - 3 July 2019 2019, S. 8823782
    Online Volltext: dx.doi.org/
  • Damyanov, Dilyan; Friederich, Benedikt; Kohl, J.; Liu, Xuan; Kolpatzeck, Kevin; Schultze, Thorsten; Czylwik, Andreas; Balzer, Jan C.; Willms, Hans-Ingolf
    Super-resolution restoration of low-resolution THz camera images
    In: 2nd International Workshop on Mobile Terahertz Systems / IWMTS 2019; Bad Neuenahr; Germany; 1 - 3 July 2019 2019, S. 8823667
    Online Volltext: dx.doi.org/

    • 2018

  • Lu, Peng; Steeg, Matthias; Kolpatzeck, Kevin; Dülme, Sebastian; Khani, Besher; Czylwik, Andreas; Stöhr, Andreas
    Photonic assisted beam steering for millimeter-wave and THz antennas
    In: IEEE Conference on Antenna Measurements and Applications, CAMA 2018 / CAMA 2018; Vasteras; Sweden; 3 -6 September 2018 2018, S. 8530567
    Online Volltext: dx.doi.org/
  • Friederich, Benedikt; Kolpatzeck, Kevin; Liu, Xuan; Schultze, Thorsten; Balzer, Jan C.; Czylwik, Andreas; Willms, Hans-Ingolf
    Preprocessing for Robust Estimation of Material Parameters by Continuous Wave THz Spectroscopy
    In: International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz / 43rd International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), 9-14 Sept. 2018 2018
    Online Volltext: dx.doi.org/
  • Liu, Xuan; Kolpatzeck, Kevin; Häring, Lars; Czylwik, Andreas
    Experimental Validation of a Phase Control Concept for Photonically Steered Terahertz Phased Array Transmitters at Microwave Frequencies
    In: 2018 1st International Workshop on Mobile Terahertz Systems, IWMTS 2018 / 1st International Workshop on Mobile Terahertz Systems, IWMTS 2018, Duisburg, Germany, 2 July 2018 through 4 July 2018 2018
    Online Volltext: dx.doi.org/
  • Kolpatzeck, Kevin; Liu, Xuan; Häring, Lars; Czylwik, Andreas
    System-Theoretical Modeling and Analysis of Phase Control in a Photonically Steered Terahertz Phased Array Transmitter
    In: 2018 1st International Workshop on Mobile Terahertz Systems, IWMTS 2018 / 1st International Workshop on Mobile Terahertz Systems, IWMTS 2018, Duisburg, Germany, 2 July 2018 through 4 July 2018 2018
    Online Volltext: dx.doi.org/

    • 2017

  • Hermelo, Maria Freire; Chuenchom, Rattana; Rymanov, Vitaly; Kaiser, Thomas; Sheikh, Fawad; Czylwik, Andreas; Stöhr, Andreas
    Photonic-Assisted mm-Wave and THz Wireless Transmission towards 100 Gbit/s Data Rate
    In: Frequenz: Journal of RF-engineering and telecommunications Jg. 71 (2017) Nr. 9-10, S. 485 - 497
    Online Volltext: dx.doi.org/
  • Czylwik, Andreas; Bieder, Stefan; Sichma, Marius
    Extreme wideband arbitrary waveform generator based on frequency multiplexing
    In: 32nd URSI GASS, 2017: Optical nonlinear propagation dynamics in silicon photonic wire waveguides / General Assembly and Scientific Symposium of the International Union of Radio Science, 19-26 Aug. 2017, Montreal 2017, S. 1 - 4
    Online Volltext: dx.doi.org/

    • 2016

  • Kolpatzeck, Kevin; Häring, Lars; Czylwik, Andreas
    Phase control in photonically steered phased array transmitters by optical homodyne detection
    In: Proceedings of the European Microwave Conference / European Microwave Conference, 4. - 6. Oct. 2016, London, UK 2016, S. 1095 - 1098
    Online Volltext: dx.doi.org/
  • Kolpatzeck, Kevin; Häring, Lars; Czylwik, Andreas
    Power budget analysis and optimization of photonic beamforming concepts for terahertz transmitters
    In: 2016 German Microwave Conference (GeMiC 2016): Proceedings of a meeting held 14-16 March 2016, Bochum, Germany / 10th German Microwave Conference, GeMiC 2016, March 14-16 in Bochum, Germany / Institute of Electrical and Electronics Engineers (IEEE) (Hrsg.) 2016, S. 7 - 10
    Online Volltext: dx.doi.org/

    • 2015

  • Czylwik, Andreas
    Extreme wideband arbitrary waveform generation by multiband signal combination
    In: 2015 1st URSI Atlantic Radio Science Conference (URSI AT-RASC 2015) / 1st URSI Atlantic Radio Science Conference, URSI AT-RASC 2015; Gran Canaria; Spain; 16 May 2015 through 24 May 2015 / URSI AT-RASC (Hrsg.) 2015, S. 7302988
    Online Volltext: dx.doi.org/
  • Guillaume, Rene; Paar, Christof; Zenger, Christian T.; Czylwik, Andreas; Winzer, Fredrik
    Bringing PHY-based key generation into the field : An evaluation for practical scenarios
    In: 2015 IEEE 82nd Vehicular Technology Conference (VTC Fall): Proceedings / 2015 IEEE 82nd Vehicular Technology Conference (VTC Fall) : Boston, Massachusetts, 6-9 September 2015 / Wyglinski, Alex; Zvonar, Zoran (Hrsg.) 2015, S. 7390857
    Online Volltext: dx.doi.org/
  • Guillaume, René; Czylwik, Andreas; Müller, Andreas; Ludwig, Stephan
    Secret key generation from static channels with untrusted relays
    In: 2015 IEEE 11th International Conference on Wireless and Mobile Computing, Networking and Communications / 11th International Conference on Wireless and Mobile Computing, Networking and Communications (WiMob 2015) : Abu Dhabi, United Arab Emirates, 19 - 21 October 2015 2015, S. 635 - 642
    Online Volltext: dx.doi.org/
  • Bredtmann, Oliver; Czylwik, Andreas
    Linear unequal error protection codes based on terminated convolutional codes
    In: Journal of Communications and Networks (JCN) Jg. 17 (2015) Nr. 1, S. 12 - 20
    Online Volltext: dx.doi.org/

    • 2014

  • Schulz, N.; Häring, Lars; Czylwik, Andreas
    Performance comparison of MRC in cyclic prefix OFDM and OQAM OFDM
    In: Proceedings of the 18th International OFDM Workshop 2014 (InOWo'14) / 18th International OFDM Workshop 2014 (InOWo'14) : 27 - 28 August 2014; Czylwik, Andreas 2014, S. 17 - 22
  • Kisters, Christian; Häring, Lars; Czylwik, Andreas
    Demonstrator for real-time OFDM transmission with bit loading in TDD systems
    In: Proceedings of the 18th International OFDM Workshop 2014 (InOWo'14) / 18th International OFDM Workshop 2014 (InOWo'14) : 27 - 28 August 2014 / Czylwik, Andreas (Hrsg.) 2014, S. 169 - 173
  • Schlamann, M.; Häring, Lars; Czylwik, Andreas
    Lattice filter-based frequency-domain equalizer with multiple frequency offset compensation for MIMO SDMA OFDM systems
    In: Proceedings of the 18th International OFDM Workshop 2014 (InOWo'14) / InOWo 2014, Essen, Germany, 27 - 28 August 2014 2014, S. 179 - 184
  • Obaid, Nasr; Czylwik, Andreas
    Energy efficiency analysis of dense picocell deployments
    In: Proceedings of the 18th International OFDM Workshop 2014 (InOWo'14) / 18th International OFDM Workshop 2014 (InOWo'14) : 27 - 28 August 2014 2014, S. 92 - 97
  • Husmann, Christopher; Chen, Yun; Czylwik, Andreas
    Modulation classification for adaptive mobile OFDM systems
    In: Proceedings of the 18th International OFDM Workshop 2014 / InOWo 2014; Essen; Germany; 27 - 28 August 2014 2014, S. 161 - 168
  • Obaid, Nasr; Czylwik, Andreas
    An efficient macrocell power control algorithm for enhancing dense picocell deployments
    In: European Wireless 2014: 20th European Wireless Conference / European Wireless Conference ; 14-16 May 2014, Barcelona 2014, S. 106 - 111
    Online Volltext
  • Chen, Yun; Husmann, Christopher; Czylwik, Andreas
    Computationally efficient modulation detector with near optimal performance
    In: 2014 1st International Workshop on Cognitive Cellular Systems (CCS): Rhine River, Germany, September 2-4, 2014 2014
    Online Volltext: dx.doi.org/
  • Guillaume, René; Müller, Andreas; Zenger, Christian T.; Paar, Christof; Czylwik, Andreas
    Fair comparison and evaluation of quantization schemes for PHY-based key generation
    In: Proceedings of the 18th International OFDM Workshop 2014 / InOWo 2014; Essen; Germany; 27 - 28 August 2014 2014, S. 150 - 154
  • Liu, Qiong; Czylwik, Andreas
    Study on adaptive priority-based service-differentiation scheme for IEEE 802.15.4 Wireless Sensor Networks
    In: Proceedings of the IEEE Symposium on Computers and Communication (ISCC 2014) / IEEE Symposium on Computers and Communication (ISCC), 2014, 23 - 26 June 2014, Funchal, Madeira, Portugal 2014
    Online Volltext: dx.doi.org/
  • Liu, Qiong; Czylwik, Andreas
    A priority-based adaptive service-differentiation scheme for IEEE 802.15.4 sensor networks
    In: European Wireless 2014: 20th European Wireless Conference / European Wireless Conference ; 14-16 May 2014, Barcelona 2014, S. 927 - 932
    Online Volltext
  • Gopinath, Smriti; Guillaume, Rene; Duplys, Paul; Czylwik, Andreas
    Reciprocity enhancement and decorrelation schemes for PHY-based key generation
    In: 2014 IEEE Globecom Workshops, GC Wkshps 2014; Austin; United States; 8 December 2014 through 12 December 201 2014 1367-1372 (art.no 7063624)
    Online Volltext

    • 2013

  • Tao, Tao; Czylwik, Andreas
    Beamforming design and relay selection for multiple MIMO AF relay systems with limited feedback
    In: IEEE 77th Vehicular Technology Conference (VTC Spring), 2013 / 77th Vehicular Technology Conference (VTC Spring), 2013 : 2 - 5 June 2013, Dresden, Germany 2013
    Online Volltext: dx.doi.org/
  • Liu, Qiong; Czylwik, Andreas
    A collision-aware backoff mechanism for IEEE 802.15.4 wireless sensor networks
    In: 2013 IFIP Wireless Days (WD) / IFIP Wireless Days 2013.11.13-15 Valencia 2013
    Online Volltext: dx.doi.org/
  • Akbudak, Tarik; Czylwik, Andreas; Vinck, A. J. Han
    System level evaluation of cooperative MIMO-OFDMA-based heterogeneous networks
    In: IEEE International Conference on Communications workshops (ICC), 2013 / Kim, Dong-In; IEEE International Conference on Communications (ICC), 9 - 13 June 2013, Budapest, Hungary 2013, S. 1172 - 1177
    Online Volltext: dx.doi.org/
  • Tao, Tao; Zhao, Bo; Czylwik, Andreas
    Beamforming design for a cooperative relay system with limited feedback
    In: IEEE 24th International Symposium on Personal, Indoor, and Mobile Radio Communications (PIMRC), 2013 / 24th International Symposium on Personal, Indoor, and Mobile Radio Communications (PIMRC), 2013 : 8 - 11 Sept. 2013, London, United Kingdom 2013, S. 2616 - 2620
    Online Volltext: dx.doi.org/
  • Bennis, Mehdi; Simsek, Meryem; Czylwik, Andreas; Saad, Walid; Valentin, Stefan; Debbah, Merouane
    When cellular meets WiFi in wireless small cell networks
    In: IEEE Communications Magazine (M-COMM) Jg. 51 (2013) Nr. 6, S. 44 - 50
    Online Volltext: dx.doi.org/
  • Obaid, Nasr; Czylwik, Andreas
    The impact of deploying pico base stations on capacity and energy efficiency of heterogeneous cellular networks
    In: IEEE 24th International Symposium on Personal, Indoor, and Mobile Radio Communications (PIMRC), 2013 / 24th International Symposium on Personal, Indoor, and Mobile Radio Communications (PIMRC), 2013 : 8 - 11 Sept. 2013, London, United Kingdom 2013, S. 1904 - 1908
    Online Volltext: dx.doi.org/
  • Simsek, Meryem; Czylwik, Andreas
    Cell Selection Modes in LTE Macro-Femtocell Deployment
    In: Heterogeneous Cellular Networks / Hu, Rose Qingyang; Qian, Yi 2013, S. 215 - 245
    Online Volltext: dx.doi.org/
  • Zhao, Bo; Czylwik, Andreas
    Cooperative beamforming for a two-cell system with limited feedback
    In: IEEE 77th Vehicular Technology Conference (VTC Spring), 2013: Proceedings / 77th Vehicular Technology Conference (VTC Spring), 2013 : 2 - 5 June 2013, Dresden, Germany 2013
    Online Volltext: dx.doi.org/
  • Simsek, Meryem; Bennis, Mehdi; Debbah, Merouane; Czylwik, Andreas
    Rethinking offload : How to intelligently combine WiFi and small cells?
    In: ICC 2013 - 2013 IEEE International Conference on Communications / Kim, Dong-In; International Conference on Communications : Budapest, Hungary, 9 - 13 June 2013 2013, S. 5204 - 5208
    Online Volltext: dx.doi.org/

    • 2012

  • Akbudak, Tarik; Czylwik, Andreas
    CoMP in heterogeneous networks: Linear transceiver design using the minimum weighted geometric-MSE criterion
    In: IEEE Wireless Communications and Networking Conference workshops (WCNCW), 2012 / IEEE Wireless Communications and Networking Conference workshops (WCNCW), April 1, 2012 in Paris, France 2012, S. 126 - 131
    Online Volltext: dx.doi.org/
  • Zhao, Bo; Akbudak, Tarik; Simsek, Meryem; Czylwik, Andreas; Xu, Haomiao
    Limited feedback for MISO-OFDM systems
    In: 17th International OFDM Workshop 2012 / InOWo 2012; Essen, Germany; 29 - 30 August 2012 2012
  • Akbudak, Tarik; Czylwik, Andreas
    Comp in heterogeneous networks : Linear transceiver design using the minimum weighted arithmetic-MSE criterion
    In: 17th International OFDM Workshop 2012 / InOWo 2012; Essen; Germany; 29 - 30 August 2012 2012
  • Akbudak, Tarik; Czylwik, Andreas
    CoMP in heterogeneous networks : A low-complexity linear transceiver design
    In: IEEE International Conference on Communications (ICC), 2012 / IEEE International Conference on Communications, 10 - 15 June 2012, Ottawa, ON, Canada 2012
    Online Volltext: dx.doi.org/
  • Akbudak, Tarik; Czylwik, Andreas
    Comp in heterogeneous networks : Linear transceiver design using the minimum weighted arithmetic-MSE criterion
    In: 17th International OFDM Workshop 2012 / InOWo 2012; Essen, Germany; 29 - 30 August 2012 2012
  • Akbudak, Tarik; Czylwik, Andreas
    Comp in heterogeneous networks : Low-complexity joint cooperative resource allocation with SDMA
    In: 17th International OFDM Workshop 2012 / InOWo 2012; Essen, Germany; 29 - 30 August 2012 2012
  • Simsek, Meryem; Bennis, Mehdi; Czylwik, Andreas
    Dynamic Inter-Cell Interference Coordination in HetNets : A reinforcement learning approach
    In: IEEE Global Communications Conference (GLOBECOM), 2012 / IEEE Global Communications Conference, 3 - 7 December 2012 in Anaheim, CA, USA 2012, S. 5446 - 5450
    Online Volltext: dx.doi.org/
  • Simsek, Meryem; Czylwik, Andreas
    Improved decentralized fuzzy Q-learning for interference reduction in Heterogeneous LTE-networks
    In: 17th International OFDM Workshop 2012 / InOWo 2012; Essen, Germany; 29 - 30 August 2012 2012
  • Kisters, Christian; Häring, Lars; Czylwik, Andreas
    Implementation of a real-time adaptive modulation OFDM transceiver system
    In: 17th International OFDM Workshop 2012 / InOWo 2012; Essen, Germany; 29 - 30 August 2012 2012
  • Simsek, Meryem; Bennis, Mehdi; Czylwik, Andreas
    Coordinated beam selection in LTE-Advanced HetNets: A reinforcement learning approach
    In: IEEE Globecom workshops (GC wkshps), 2012 / IEEE Globecom (GC), 3 - 7 Dec. 2012, Anaheim, CA, USA 2012, S. 603 - 607
    Online Volltext: dx.doi.org/
  • Simsek, Meryem; Czylwik, Andreas
    Decentralized Q-learning of LTE-femtocells for interference reduction in heterogeneous networks using cooperation
    In: International ITG Workshop on Smart Antennas (WSA), 2012: 7 - 8 March 2012 in Dresden, Germany / International ITG Workshop on Smart Antennas, 16, 2012.03.07-08, Dresden, Germany 2012, S. 86 - 91
    Online Volltext: dx.doi.org/
  • Geda, Amanuel; Czylwik, Andreas
    Noise analysis and equalization of a multi-photodiode optical wireless receiver
    In: 2012 International Workshop on Optical Wireless Communications (IWOW) / International Workshop on Optical Wireless Communications, 22 Oct. 2012, Pisa, Italy 2012
    Online Volltext: dx.doi.org/
  • Simsek, Meryem; Czylwik, Andreas; Bennis, Mehdi
    On interference management techniques in LTE heterogeneous networks
    In: 21st International Conference on Computer Communications and Networks (ICCCN), 2012: Proceedings / International Conference on Computer Communications and Networks, July 30, 2012 - Aug. 2, 2012, Munich, Germany 2012
    Online Volltext: dx.doi.org/
  • Naßenstein, Kai; Orzada, Stephan; Häring, Lars; Czylwik, Andreas; Jensen, Christoph; Schlosser, Thomas Wilfried; Bruder, Oliver; Ladd, Mark E.; Maderwald, Stefan
    Cardiac magnetic resonance : Is phonocardiogram gating reliable in velocity-encoded phase contrast imaging?
    In: European Radiology Jg. 22 (2012) Nr. 12, S. 2679 - 2687
    Online Volltext: dx.doi.org/
  • Naßenstein, Kai; Maderwald, Stefan; Müller, Edgar; Bruder, Oliver; Schlosser, Thomas Wilfried; Eberle, Holger; Zenge, Michael; Czylwik, Andreas; Häring, Lars; Orzada, Stephan
    Cardiac MRI : evaluation of phonocardiogram-gated cine imaging for the assessment of global und regional left ventricular function in clinical routine
    In: European Radiology Jg. 22 (2012) Nr. 3, S. 559 - 568
    Online Volltext: dx.doi.org/
  • Akbudak, Tarik; Czylwik, Andreas
    CoMP in heterogeneous networks : a joint cooperative resource allocation approach
    In: 2012 16th International ITG Workshop on Smart Antennas, WSA 2012 / 16th International ITG Workshop on Smart Antennas (WSA), 7 - 8 March 2012 in Dresden, Germany 2012, S. 12 - 19
    Online Volltext: dx.doi.org/
  • Reichman, Arie; Priesler, Miri; Czylwik, Andreas
    Time and frequency resource allocation in OFDMA wireless mesh networks
    In: 17th International OFDM Workshop 2012 / InOWo 2012; Essen, Germany; 29 - 30 August 2012 2012
  • Kisters, Christian; Häring, Lars; Czylwik, Andreas
    Software defined radio with adaptive modulation - a framework for USRP2-boards
    In: Proceedings of the 8th Karlsruhe Workshop on Software Radios / 8th Karlsruhe Workshop on Software Radios : Karlsruhe (Germany), March 12/13, 2014 / Universität Karlsruhe. Institut für Nachrichtentechnik (Hrsg.) 2012, S. 29 - 34
  • Kisters, Christian; Häring, Lars; Czylwik, Andreas
    Implementation of a real–time adaptive modulation OFDM transceiver system
    In: Proceedings of the 17th International OFDM Workshop 2012 / 17th International OFDM Workshop 2012 (InOWo'12) : August 29th - 30th 2012, Essen, Germany / Czylwik, Andreas (Hrsg.) 2012, S. 156 - 160
    Online Volltext

    • 2011

  • Akbudak, Tarik; Zhao, Bo; Simsek, Meryem; Czylwik, Andreas
    A low-complexity resource allocation scheme for single-user MIMO transmission
    In: 2011 7th International Wireless Communications and Mobile Computing Conference (IWCMC) / International Wireless Communications and Mobile Computing Conference, 4 - 8 July 2011, Istanbul, Turkey 2011, S. 249 - 254
    Online Volltext: dx.doi.org/
  • Akbudak, Tarik; Simsek, Meryem; Zhao, Bo; Czylwik, Andreas
    Symmetric capacity of multi-user MIMO downlink under per-base station power constraints
    In: International ITG Workshop on Smart Antennas (WSA), 2011 / WSA, 24 - 25 Feb. 2011, Aachen, Germany 2011
    Online Volltext: dx.doi.org/
  • Tao, Tao; Czylwik, Andreas
    Performance analysis of link adaptation in LTE systems
    In: International ITG Workshop on Smart Antennas (WSA), 2011 / WSA, 24 - 25 Feb. 2011, Aachen, Germany 2011
    Online Volltext: dx.doi.org/
  • Simsek, Meryem; Czylwik, Andreas; Galindo-Serrano, Ana; Giupponi, Lorenza
    Improved decentralized Q-learning algorithm for interference reduction in LTE-femtocells
    In: Wireless advanced (WiAD), 2011 / (WiAD), 20 - 22 June 2011, London, United Kingdom 2011, S. 138 - 143
    Online Volltext: dx.doi.org/
  • Simsek, Meryem; Wu, Hanguang; Zhao, Bo; Akbudak, Tarik; Czylwik, Andreas
    Performance of different cell selection modes in 3GPP-LTE macro-/femtocell scenarios
    In: Wireless advanced (WiAD), 2011 / (WiAD), 20 - 22 June 2011, London, United Kingdom 2011, S. 126 - 131
    Online Volltext: dx.doi.org/
  • Tao, Tao; Czylwik, Andreas
    Combined fast link adaptation algorithm in LTE systems
    In: Proceedings of the 2011 6th International ICST Conference on Communications and Networking in China, CHINACOM 2011 / 6th International ICST Conference on Communications and Networking in China (CHINACOM 2011) : Harbin, China, 17 - 19 August 2011 2011, S. 415 - 420
    Online Volltext: dx.doi.org/
  • Akbudak, Tarik; Al-Shatri, Hussein; Czylwik, Andreas
    A cross-layer resource allocation scheme for spatial multiplexing-based MIMO-OFDMA systems
    In: EURASIP Journal on Wireless Communications and Networking (EURASIP JWCN) Jg. 2011 (2011) Nr. 1, 67
    Online Volltext: dx.doi.org/ (Open Access)
  • Li, Li; Neubauer, André; Czylwik, Andreas
    Analysis of an iterative layered space time receiver with imperfect feedback
    In: IEEE Vehicular Technology Conference (VTC Fall), 2011 / Fourth IEEE International Symposium on Wireless Vehicular Communications (IEEE WiVeC 2011), 5 - 8 Sept. 2011, San Francisco, California 2011
    Online Volltext: dx.doi.org/
  • Reichman, Arie; Czylwik, Andreas
    Broadband wireless mesh networks
    In: 2011 IEEE International Conference on Microwaves, Communications, Antennas and Electronic Systems / COMCAS 2011, 7 - 9 Nov. 2011, Tel Aviv, Israel 2011
    Online Volltext: dx.doi.org/
  • Chen, Yanling; Häring, Lars; Czylwik, Andreas
    Map-based automatic modulation classification with reduced complexity for TDD-based adaptive OFDM systems
    In: Proceedings of the 16th International OFDM-Workshop (InOWo) / 16th International OFDM-Workshop (InOWo), Hamburg, Germany, Sept. 2011 2011, S. 6 - 11
  • Häring, Lars; Chen, Yanling; Czylwik, Andreas
    Utilizing Side Information in Modulation Classification for Wireless OFDM Systems with Adaptive Modulation
    In: IEEE Vehicular Technology Conference (VTC Fall): Proceedings / IEEE Vehicular Technology Conference (VTC Fall), 2011 : 5 - 8 Sept. 2011, San Francisco, California, Fourth IEEE International Symposium on Wireless Vehicular Communications (IEEE WiVeC 2011) 2011, S. 1 - 5
    Online Volltext: dx.doi.org/

    • 2010

  • Simsek, Meryem; Akbudak, Tarik; Zhao, Bo; Czylwik, Andreas
    An LTE-femtocell dynamic system level simulator
    In: International ITG Workshop on Smart Antennas (WSA), 2010 / International ITG Workshop on Smart Antennas, 23 - 24 Feb. 2010, Bremen, Germany 2010, S. 66 - 71
    Online Volltext: dx.doi.org/
  • Akbudak, Tarik; Czylwik, Andreas
    Distributed power control and scheduling for decentralized OFDMA networks
    In: 2010 International ITG Workshop on Smart Antennas, WSA 2010 / International ITG Workshop on Smart Antennas, Bremen, Germany, 23 - 24 February 2010 2010, S. 59 - 65
    Online Volltext: dx.doi.org/
  • Chen, Yanling; Häring, Lars; Czylwik, Andreas
    Likelihood function-based automatic modulation classification in mobile radio OFDM systems
    In: Proceedings of the 15th International OFDM-Workshop (InOWo) / 15th International OFDM-Workshop (InOWo), Hamburg, Germany, Sept. 2010 2010, S. 165 - 169
  • Häring, Lars; Bieder, Stefan; Czylwik, Andreas; Kaiser, Thomas
    Estimation algorithms of multiple channels and carrier frequency offsets in application to multiuser OFDM systems
    In: IEEE Transactions on Wireless Communications (T-WC) Jg. 9 (2010) Nr. 3, S. 865 - 870
    Online Volltext: dx.doi.org/
  • Akbudak, T.; Czylwik, Andreas; Häring, Lars
    Implementation of an acoustical MIMO-OFDM transceiver system
    In: Proceedings of the 15th International OFDM-Workshop (InOWo) / 15th International OFDM-Workshop (InOWo), Hamburg, Germany, Sept. 2010 2010

    • 2009

  • Häring, Lars; Bieder, Stefan; Czylwik, Andreas
    Fine frequency synchronization in the uplink of multiuser OFDM systems
    In: IEEE transactions on communications : a publication of the IEEE Communications Society Jg. 57 (2009) Nr. 12, S. 3743 - 3752
    Online Volltext: dx.doi.org/
  • Chihaia, Christian Ionut; Bredtmann, Oliver; Goldschmidt, Eberhard; Li, Wei; Ding, Steven X.; Czylwik, Andreas
    WiNC - Advanced Experimentation Platform for Wireless Networked Control
    In: 7th IFAC Symposium on Fault Detection, Supervision and Safety of Technical Processes 2009, S. 995 - 1000
    Online Volltext: dx.doi.org/

    • 2008

  • Bieder, Stefan; Häring, Lars; Czylwik, Andreas
    Capacity of UMTS-FDD-based cellular systems with smart antennas in presence of position and alignment errors
    In: IEEE Radio and Wireless Symposium / IEEE Radio and Wireless Symposium, 2008 : RWS '08 ; 22 - 24 Jan. 2008, Orlando, Florida ; incorporating WAMICON, Wireless and Microwave Technology Conference / Muldavin, Jeremy (Hrsg.) 2008, S. 647 - 650
    Online Volltext: dx.doi.org/
  • Li, Wei; Zhang, Ping; Ding, Steven X.; Chihaia, Ionut C.; Goldschmidt, Eberhard; Bredtmann, Oliver; Czylwik, Andreas
    Networked Fault Detection Systems with Noisy Data Transmission
    In: at - Automatisierungstechnik Jg. 56 (2008) Nr. 1, S. 49 - 57
    Online Volltext: dx.doi.org/

    • 2007

  • Bieder, Stefan; Chalise, B.K.; Häring, Lars; Czylwik, Andreas
    Realistic antenna elements and different array topologies in the downlink of UMTS-FDD networks
    In: Proceedings of the ITG/IEEE Workshop on Smart Antennas / ITG/IEEE Workshop on Smart Antennas 2007, Vienna, Austria, Feb. 2007 2007
    Online Volltext
  • Bieder, Stefan; Chalise, B.K.; Häring, Lars; Czylwik, Andreas
    Different Array Configurations and Realistic Antenna Characteristics in the Downlink of WCDMA-Based Cellular Systems
    In: Proceedings: INICA 2007 / INICA 2007, International Conference on Antennas : Arabella Sheraton, Munich, March 28 - 30, 2007 2007
    Online Volltext: dx.doi.org/
  • Bieder, Stefan; Häring, Lars; Czylwik, Andreas
    Performance of Different Adaptive Beamforming Concepts in Cellular UMTS-FDD Networks using Realistic Base Station Antenna Elements
    In: EuCAP 2007 / European Conference on Antennas and Propagation, 11 - 16 November 2007, EICC, Edinburgh, UK 2007
  • Bieder, Stefan; Häring, Lars; Czylwik, Andreas
    Impact of imperfections in the array configuration on the capacity of UMTS-FDD based cellular networks with smart antennas
    In: COST 2010 / 3rd MCM, Duisburg, Germany, Sept. 2007 2007

    • 2006

  • Burr, Alister; Czylwik, Andreas; Willink, Tricia J.; Dohler, Misha; Aghvani, Hamid
    MIMO systems
    In: Mobile Broadband Multimedia Networks: Techniques, Models and Tools for 4G / Correia, Luis M. 2006, S. 398 - 442
    Online Volltext: dx.doi.org/
  • Häring, Lars; Bieder, Stefan; Czylwik, Andreas
    On synchronization in multiuser OFDM/SDMA with multiple frequency offsets
    In: Proceedings of the ITG Workshop on Smart Antennas / ITG Workshop on Smart Antennas 2006, Ulm, Germany, Mar. 2006 2006
  • Häring, Lars; Czylwik, Andreas; Bieder, Stefan
    Improvement of cyclic prefix based timing metrics in OFDM systems by exploiting the channel statistics
    In: Proceedings of the 11th International OFDM-Workshop (InOWo) / 11th International OFDM-Workshop (InOWo), Hamburg, Germany, Aug. 2006 / Rohling, Hermann (Hrsg.) 2006, S. 136 - 140
  • Häring, Lars; Bieder, Stefan; Czylwik, Andreas
    Closed-Form Estimators of Carrier Frequency Offsets and Channels in the Uplink of Multiuser OFDM Systems
    In: 2006 IEEE International Conference on Acoustics, Speech and Signal Processing: Proceedings / IEEE International Conference on Acoustics, Speech and Signal Processing, 2006, ICASSP 2006 : 14 - 19 May 2006, [Toulouse, France] 2006, S. IV - IV
    Online Volltext: dx.doi.org/
  • Bieder, Stefan; Alshabo, A.; Häring, Lars; Czylwik, Andreas;
    Investigations on correlation properties of ultra-wideband radio channels
    VDE/ITG Diskussionssitzung Antennen und Messverfahren fuer Ultra-Wide-Band (UWB)-Systeme, Kamp-Lintfort, Germany, Dec. 2006,
    (2006)
  • Häring, Lars; Czylwik, Andreas; Bieder, Stefan
    Residual Carrier and Sampling Frequency Synchronization in Multiuser OFDM Systems
    In: IEEE 63rd Vehicular Technology Conference: Proceedings / 63rd Vehicular Technology Conference, 2006 : VTC 2006-Spring ; 7 - 10 May 2006, Melbourne, Australia 2006, S. 1937 - 1941
    Online Volltext: dx.doi.org/

    • 2005

  • Häring, Lars; Czylwik, Andreas; Bieder, Stefan
    Estimation and compensation of residual frequency offsets in multiuser OFDM systems
    In: Proceedings of the 10th International OFDM Workshop (InOWo '05) / 10th International OFDM Workshop (InOWo '05) August 31st - September 1st, Hamburg, Germany / Rohling, Hermann (Hrsg.) 2005, S. 1 - 5

    • 2004

  • Häring, Lars; Speth, M.; Czylwik, Andreas; Bieder, Stefan
    Phase Noise Induced Intercarrier Interference in Multiuser OFDM Systems
    In: Proceedings of the IASTED International Conference on Communications Systems and Networks (CSN) / IASTED International Conference on Communications Systems and Networks (CSN), Marbella, Spain, Sept. 2004 2004, S. 225 - 230
    Online Volltext
  • Häring, Lars; Czylwik, Andreas
    Synchronization in MIMO OFDM systems
    In: Advances in Radio Science Jg. 4 (2004) S. 147 - 153
    Online Volltext: dx.doi.org/
  • Chalise, B.K.; Czylwik, Andreas; Häring, Lars
    Uplink to downlink spatial covariance matrix transformation methods for downlink beamforming of a UMTS-FDD system
    In: Proceedings: towards a global wireless world / IEEE 59th Vehicular Technology Conference, VTC 2004-Spring, 17 - 19 May 2004, Milan, Italy 2004, S. 132 - 136
    Online Volltext: dx.doi.org/
  • Chalise, B.K.; Czylwik, Andreas; Häring, Lars
    Robust spatial covariance matrix transformation techniques for downlink beamforming
    In: Access, transmission, networking: Proceedings / International Zurich Seminar on Communications ; February 18 - 20, 2004, ETH Zurich, Switzerland 2004, S. 204 - 207
    Online Volltext: dx.doi.org/
  • Chalise, B.K.; Czylwik, Andreas; Häring, Lars
    Robust uplink to downlink spatial covariance matrix transformation for downlink beamforming
    In: Gate to the global information society / IEEE International Conference on Communications ; ICC 2004 ; 20 - 24 June 2004, Paris 2004, S. 3010 - 3014
    Online Volltext: dx.doi.org/

    • 2003

  • Häring, Lars; Czylwik, Andreas; Speth, M.
    Analysis of synchronization impairments in multiuser OFDM systems
    In: Proceedings of the 9th International OFDM-Workshop (InOWo) / 9th International OFDM-Workshop (InOWo'04 ), September 15 /16 in Dresden , Germany, 2014 / Rohling, Hermann (Hrsg.) 2003, S. 91 - 95
  • Häring, Lars; Czylwik, Andreas; Chalise, B.K.
    Dynamic system level simulations of downlink beamforming for UMTS FDD
    In: Communications: the global bridge / GLOBECOM '03, IEEE Global Telecommunications Conference, [1 - 5 December 2003, San Francisco, CA, USA] 2003, S. 492 - 496
    Online Volltext: dx.doi.org/
  • Chalise, B.K.; Häring, Lars; Czylwik, Andreas
    System level performance of UMTS-FDD with covariance transformation based DL beamforming
    In: Communications: the global bridge / GLOBECOM '03, IEEE Global Telecommunications Conference, [1 - 5 December 2003, San Francisco, CA, USA] 2003, S. 133 - 137
    Online Volltext: dx.doi.org/
  • Kaiser, Thomas; Czylwik, Andreas
    On the usefulness of multiple (SMART) antennas for ultrawideband communication systems
    In: The 12th IST Summit on Mobile and Wireless Communications: proceedings, vol. 2 : June 15-18,2003, Aveiro, Portugal / Gamaeiro, Atílio (Hrsg.) 2003, S. 503 - 507

    • 2002

  • Kaiser, Thomas; Gershman, Alex; Czylwik, Andreas
    Smart antennas using robust adaptive beamforming
    In: Proceedings of the WWRF Sixth Meeting: 25 - 26 June 2002, London, UK 2002