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
Publikationen
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Spectrally Efficient Optoelectronic Wireless Terahertz Communication SystemIn: 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.) 2023ISBN: 979-8-3503-3660-3Online Volltext: dx.doi.org/
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An Optoelectronic M-Sequence Radar for the Terahertz RangeIn: 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.) 2023ISBN: 979-8-3503-3660-3Online Volltext: dx.doi.org/
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THz Systems Exploiting Photonics and Communications TechnologiesIn: IEEE Journal of Microwaves Jg. 3 (2023) Nr. 1, S. 268 - 288ISSN: 2692-8388Online Volltext: dx.doi.org/ (Open Access)
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Through-The-Wall Differential Distance Tracking With Ultra-High Repetition Rate Terahertz Time-Domain SpectroscopyIn: 2023 Sixth International Workshop on Mobile Terahertz Systems (IWMTS) / Sixth International Workshop on Mobile Terahertz Systems (IWMTS), 03-05 July 2023, Bonn, Germany 2023ISBN: 979-8-3503-2115-9; 979-8-3503-2116-6Online Volltext: dx.doi.org/
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Large Displacement Actuators With Multi-Point Stability for a MEMS-Driven THz Beam Steering ConceptIn: Journal of Microelectromechanical Systems Jg. 32 (2023) Nr. 2, S. 195 - 207ISSN: 1941-0158; 1057-7157Online Volltext: dx.doi.org/
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3D THz-TDS SAR Imaging by an Inverse Synthetic Cylindrical ApertureIn: IEEE Access Jg. 11 (2023) S. 9680 - 9690ISSN: 2169-3536Online Volltext: dx.doi.org/ (Open Access)
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Optimizing Adaptive Modulation for Symmetrically Clipped Band-Limited DCO-OFDMIn: 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 - 346ISBN: 978-1-6654-7103-9Online Volltext: dx.doi.org/
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Effect of Electromagnetic Interference on Integrated CircuitsIn: 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)
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Optimizing the Radiation Pattern of a MEMS-Based Reflectarray Using a Genetic Algorithm for Beam Steering ApplicationsIn: 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 2022ISBN: 978-1-7281-9427-1; 978-1-7281-9428-8 ISSN: 2162-2035; 2162-2027Online Volltext: dx.doi.org/
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Analysis of ADC Quantization and Clipping Effects on CDMA-OQAM-OFDM-Based WSANIn: International Journal of Interdisciplinary Telecommunications and Networking Jg. 14 (2022) Nr. 1,ISSN: 1941-8663; 1941-8671Online Volltext: dx.doi.org/
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Interferometric Correction of Delay Errors in an Ultra-High Repetition Rate Terahertz Time-Domain Spectroscopy SystemIn: 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 2022ISBN: 978-1-7281-9427-1; 978-1-7281-9428-8 ISSN: 2162-2035; 2162-2027Online Volltext: dx.doi.org/
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Terahertz Beam Steering Using a MEMS-Based Reflectarray Configured by a Genetic AlgorithmIn: IEEE Access Jg. 10 (2022) S. 84458 - 84472ISSN: 2169-3536Online Volltext: dx.doi.org/ Online Volltext (Open Access)
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Coding and processing for advanced wireless networksIn: Inclusive Radio Communications for 5G and Beyond / Oestges, Claude; Quitin, François (Hrsg.) 2021, S. 121 - 140ISBN: 978-0-12-820582-2; 978-0-12-820581-5Online Volltext: dx.doi.org/ (Open Access)
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Interferometric Time Synchronization of a Terahertz Time-Domain Spectroscopy System Driven by a Mode-Locked Laser DiodeIn: 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.) 2021ISBN: 978-1-7281-9424-0Online Volltext: dx.doi.org/
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Beam Steering for Terahertz Time-Domain Spectroscopy Using Optical Ring ResonatorsIn: 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.) 2021ISBN: 978-1-7281-9424-0Online Volltext: dx.doi.org/
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Compact and Inexpensive Terahertz System Driven by Monolithically Integrated Commercial Light SourcesIn: 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.) 2021ISBN: 978-1-7281-9424-0Online Volltext: dx.doi.org/
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Configuration of a MEMS-based Terahertz Reflectarray Using a Genetic AlgorithmIn: 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.) 2021ISBN: 978-1-7281-9424-0Online Volltext: dx.doi.org/
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Imaging with an Ultra-High Repetition Rate Terahertz Time-Domain Spectroscopy System Driven by a Mode-Locked Laser DiodeIn: 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.) 2021ISBN: 978-1-7281-9424-0Online Volltext: dx.doi.org/
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On the Reliability of Spread FBMC Wireless Sensor Networks for Off-Tone JammingIn: 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 - 1333ISBN: 978-1-7281-7586-7Online Volltext: dx.doi.org/
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Spectral properties of clipping noiseIn: Mathematics Jg. 9 (2021) Nr. 20,ISSN: 2227-7390Online Volltext: dx.doi.org/ Online Volltext (Open Access)
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Array-Type High-Speed and Large Detection Area Integrated Wireless Optical ReceiverIn: 34th General Assembly and Scientific Symposium of the International Union of Radio Science / URSI GASS 2021; Rome, Italy; 28 August - 4 September 2021 2021ISBN: 978-9-4639-6-8027; 978-1-6654-2995-5Online Volltext: dx.doi.org/
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Efficient frequency domain sampling schemes for THz SAR systemsIn: Proceedigs of the 4th International Workshop on Mobile Terahertz Systems / IWMTS 2021; 5-6 July 2021; Essen, Germany 2021ISBN: 978-1-7281-8439-5; 978-1-7281-8440-1Online Volltext: dx.doi.org/
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Design and fabrication of MEMS reflectors for THz reflect-arraysIn: Proceedings of the 4th International Workshop on Mobile Terahertz Systems / IWMTS 2021; 5-6 July 2021; Essen, Germany 2021ISBN: 978-1-7281-8439-5; 978-1-7281-8440-1Online Volltext: dx.doi.org/
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Ultra-High Repetition Rate Terahertz Time-Domain Spectroscopy for Micrometer Layer Thickness MeasurementIn: Sensors Jg. 21 (2021) Nr. 16,ISSN: 1424-8220Online Volltext: dx.doi.org/ Online Volltext (Open Access)
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Deep Learning-Based Multi-Tone Interference Suppression for Short Polar CodesIn: 2021 IEEE 93rd Vehicular Technology Conference (VTC2021-Spring): Proceedings / Vehicular Technology Conference ; VTC2021 ; 25-28 April 2021, Virtual Event 2021ISBN: 978-1-7281-8964-2; 978-1-7281-8963-5Online Volltext: dx.doi.org/
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Enhancement of Terahertz Spectra by Model-Driven Spectral Shaping of a Mode-Locked Laser Diode in a Terahertz Time-Domain Spectroscopy SystemIn: 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 - 85ISBN: 978-1-7281-6620-9; 978-1-7281-6621-6 ISSN: 2162-2035; 2162-2027Online Volltext: dx.doi.org/
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Design and Characterization of 3D Printed Polymer Terahertz Multi-Mode Interference CouplersIn: 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 - 539ISBN: 978-1-7281-6620-9; 978-1-7281-6621-6 ISSN: 2162-2035; 2162-2027Online Volltext: dx.doi.org/
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100 Gbit/s V-band Transmission Enabled by Coherent Radio-over-Fiber System with IF-OFDM Envelope Detection and SSBI SuppressionIn: 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. 9232159ISBN: 978-9-4639-6800-3; 978-1-7281-5690-3Online Volltext: dx.doi.org/
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Analytical Modeling of Terahertz Time-Domain Spectroscopy with Monolithic Mode-Locked Laser DiodesIn: 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 - 812ISBN: 978-1-7281-6620-9; 978-1-7281-6621-6 ISSN: 2162-2035; 2162-2027Online Volltext: dx.doi.org/
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OFDM joint communication-radar with leaky-wave antennasIn: Electronics Letters Jg. 56 (2020) Nr. 21, S. 1139 - 1141ISSN: 0013-5194; 1350-911XOnline Volltext: dx.doi.org/ (Open Access)
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A reliable industrial wireless sensor and actor network based on CDMA-OQAM-OFDMIn: 31st Annual International Symposium on Personal, Indoor and Mobile Radio Communications / PIMRC 2020; Virtual, London; United Kingdom; 31 August - 3 September 2020 2020, S. 9217274ISBN: 978-1-7281-4490-0; 978-1-7281-4491-7Online Volltext: dx.doi.org/
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Micromechanical Reflect-Array for THz Radar Beam Steering based on a Mechanical D/A Converter and a Mechanical AmplifierIn: 3rd International Workshop on Mobile Terahertz Systems / IWMTS 2020; Essen, Germany; 1-2 July 2020 2020, S. 9166235ISBN: 978-1-7281-5598-2; 978-1-7281-5599-9Online Volltext: dx.doi.org/
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Experimental Investigation of Terahertz Scattering : A Study of Non-Gaussianity and Lateral Roughness InfluenceIn: IEEE Access: practical research, open solutions Jg. 8 (2020) S. 170672 - 170680ISSN: 2169-3536Online Volltext: dx.doi.org/ (Open Access)
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Sensitivity of OFDM and FBMC to interferenceIn: Proceedings of the International Conference on Wireless Communication and Sensor Networks / icWCSN 2020; Virtual, Online, Poland; 13 - 15 May 2020 2020, S. 19 - 23ISBN: 9781450377638Online Volltext: dx.doi.org/
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Terahertz beam steering concept based on a MEMS-reconfigurable reflection gratingIn: Sensors Jg. 20 (2020) Nr. 10, S. 2874ISSN: 1424-8220Online Volltext: dx.doi.org/ Online Volltext (Open Access)
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System-theoretical modeling of terahertz time-domain spectroscopy with ultra-high repetition rate mode-locked lasersIn: Optics Express Jg. 28 (2020) Nr. 11, S. 16935 - 16950ISSN: 1094-4087Online Volltext: dx.doi.org/ (Open Access)
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Wideband beam steering concept for terahertz time-domain spectroscopy: Theoretical considerationsIn: Sensors Jg. 20 (2020) Nr. 19, S. 5568ISSN: 1424-8220Online Volltext: dx.doi.org/ Online Volltext (Open Access)
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Microwave photonic mm-wave & THz beam steering for imaging, radar and communicationsIn: Proceedings Asia Communications and Photonics Conference (ACP) 2019 / Asia Communications and Photonics Conference (ACP) ; 2–5 November 2019, Chengdu, China 2019, S. T2E.1ISBN: 9781943580705
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A compact THz quasi TDS system for mobile scenariosIn: 2nd International Workshop on Mobile Terahertz Systems / IWMTS 2019; Bad Neuenahr; Germany; 1 - 3 July 2019 2019, S. 8823786ISBN: 9781728112718Online Volltext: dx.doi.org/
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High Resolution Lensless Terahertz Imaging and RangingIn: IEEE Access Jg. 7 (2019) S. 147704 - 147712ISSN: 2169-3536Online Volltext: dx.doi.org/ Online Volltext (Open Access)
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Experimental Investigation of Terahertz Wave Scattering by Statistically Controlled Rough SurfacesIn: 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 - 102ISBN: 978-1-7281-0936-7; 978-1-7281-0935-0; 978-1-7281-0937-4Online Volltext: dx.doi.org/
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High resolution image processing technique for the detection of metal entrapments based on a terahertz cameraIn: 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 2019ISBN: 978-1-5386-8285-2; 978-1-5386-8286-9Online Volltext: dx.doi.org/
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Interference created by HPEM pulses at integrated circuit portsIn: 2019 Kleinheubach Conference, KHB 2019 / 2019 Kleinheubach Conference, KHB 2019; Miltenberg; Germany; 23 September - 25 September 2019 2019, S. 8890180ISBN: 9783948571009
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Characterization and Application of a Commercially Available Laser Diode in a THz SystemIn: 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 - 120ISBN: 978-1-7281-0935-0; 978-1-7281-0936-7; 978-1-7281-0937-4Online Volltext: dx.doi.org/
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Spectroscopic characterization of 3D printed THz rectangular polymer waveguidesIn: 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 2019ISBN: 978-1-5386-8285-2; 978-1-5386-8286-9Online Volltext: dx.doi.org/
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Wideband characterization of 3D printed THz rectangular dielectric waveguides by THz frequency-domain spectroscopyIn: 2nd International Workshop on Mobile Terahertz Systems / IWMTS 2019; Bad Neuenahr; Germany; 1 - 3 July 2019 2019, S. 8823720ISBN: 9781728112718Online Volltext: dx.doi.org/
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Super-resolution restoration of low-resolution THz camera imagesIn: 2nd International Workshop on Mobile Terahertz Systems / IWMTS 2019; Bad Neuenahr; Germany; 1 - 3 July 2019 2019, S. 8823667ISBN: 9781728112718Online Volltext: dx.doi.org/
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Wideband radiation pattern measurement of terahertz antenna-integrated photodiodes by frequency-domain spectroscopyIn: 2nd International Workshop on Mobile Terahertz Systems / IWMTS 2019; Bad Neuenahr; Germany; 1 - 3 July 2019 2019, S. 8823782ISBN: 9781728112718Online Volltext: dx.doi.org/
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Wideband radiation pattern simulation and measurement of a photodiode-based continuous-wave THz emitterIn: 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 2019ISBN: 978-1-5386-8285-2; 978-1-5386-8286-9Online Volltext: dx.doi.org/
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Channel Coding and Low Latency HARQ for Industrial Wireless Sensor NetworksIn: IFIP Wireless Days / WD 2019; Manchester; United Kingdom; 24 - 26 April 2019 2019, S. 8734232ISBN: 9781728101170Online Volltext: dx.doi.org/
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Safety-relevant V2X beaconing in realistic and scalable heterogeneous radio propagation fading channelsIn: 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 - 411ISBN: 978-989-758-374-2Online Volltext: dx.doi.org/ (Open Access)
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Photonic assisted beam steering for millimeter-wave and THz antennasIn: IEEE Conference on Antenna Measurements and Applications, CAMA 2018 / CAMA 2018; Vasteras; Sweden; 3 -6 September 2018 2018, S. 8530567ISBN: 9781538657959Online Volltext: dx.doi.org/
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Preprocessing for Robust Estimation of Material Parameters by Continuous Wave THz SpectroscopyIn: 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 2018ISBN: 978-1-5386-3809-5; 978-1-5386-3808-8 ISSN: 2162-2035; 2162-2027Online Volltext: dx.doi.org/
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Experimental Validation of a Phase Control Concept for Photonically Steered Terahertz Phased Array Transmitters at Microwave FrequenciesIn: 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 2018ISBN: 978-1-5386-1221-7; 978-1-5386-1220-0; 978-1-5386-1222-4Online Volltext: dx.doi.org/
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System-Theoretical Modeling and Analysis of Phase Control in a Photonically Steered Terahertz Phased Array TransmitterIn: 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 2018ISBN: 9781538612217Online Volltext: dx.doi.org/
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Extreme wideband arbitrary waveform generator based on frequency multiplexingIn: 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 - 4ISBN: 978-90-825987-0-4; 978-90-825987-1-1; 978-1-5090-4469-6Online Volltext: dx.doi.org/
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Photonic-Assisted mm-Wave and THz Wireless Transmission towards 100 Gbit/s Data RateIn: Frequenz Jg. 71 (2017) Nr. 9-10, S. 485 - 497ISSN: 2191-6349; 0016-1136Online Volltext: dx.doi.org/
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Phase control in photonically steered phased array transmitters by optical homodyne detectionIn: Proceedings of the European Microwave Conference / European Microwave Conference, 4. - 6. Oct. 2016, London, UK 2016, S. 1095 - 1098ISBN: 978-2-87487-043-9Online Volltext: dx.doi.org/
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Power budget analysis and optimization of photonic beamforming concepts for terahertz transmittersIn: 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 - 10ISBN: 978-3-9812-6687-0Online Volltext: dx.doi.org/
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Extreme wideband arbitrary waveform generation by multiband signal combinationIn: 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. 7302988ISBN: 978-9-0900-8628-6; 978-1-4799-6871-8Online Volltext: dx.doi.org/
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Linear unequal error protection codes based on terminated convolutional codesIn: Journal of communications and networks Jg. 17 (2015) Nr. 1, S. 12 - 20ISSN: 1229-2370; 1976-5541Online Volltext: dx.doi.org/
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Secret key generation from static channels with untrusted relaysIn: 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 - 642ISBN: 978-1-4673-7701-0; 978-1-4673-7702-7Online Volltext: dx.doi.org/
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Bringing PHY-based key generation into the field : An evaluation for practical scenariosIn: 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. 7390857ISBN: 978-1-4799-8091-8Online Volltext: dx.doi.org/
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Energy efficiency analysis of dense picocell deploymentsIn: Proceedings of the 18th International OFDM Workshop 2014 (InOWo'14) / 18th International OFDM Workshop 2014 (InOWo'14) : 27 - 28 August 2014 2014, S. 92 - 97ISBN: 978-3-8007-3589-1
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Demonstrator for real-time OFDM transmission with bit loading in TDD systemsIn: 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 - 173ISBN: 978-3-8007-3589-1
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Modulation classification for adaptive mobile OFDM systemsIn: Proceedings of the 18th International OFDM Workshop 2014 / InOWo 2014; Essen; Germany; 27 - 28 August 2014 2014, S. 161 - 168ISBN: 9783800735891
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Fair comparison and evaluation of quantization schemes for PHY-based key generationIn: Proceedings of the 18th International OFDM Workshop 2014 / InOWo 2014; Essen; Germany; 27 - 28 August 2014 2014, S. 150 - 154ISBN: 978-3-8007-3589-1
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Performance comparison of MRC in cyclic prefix OFDM and OQAM OFDMIn: 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 - 22ISBN: 978-3-8007-3589-1
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Lattice filter-based frequency-domain equalizer with multiple frequency offset compensation for MIMO SDMA OFDM systemsIn: Proceedings of the 18th International OFDM Workshop 2014 (InOWo'14) / InOWo 2014, Essen, Germany, 27 - 28 August 2014 2014, S. 179 - 184ISBN: 978-3-8007-3589-1
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Study on adaptive priority-based service-differentiation scheme for IEEE 802.15.4 Wireless Sensor NetworksIn: 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 2014ISBN: 978-1-4799-4277-0Online Volltext: dx.doi.org/
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Computationally efficient modulation detector with near optimal performanceIn: 2014 1st International Workshop on Cognitive Cellular Systems (CCS): Rhine River, Germany, September 2-4, 2014 2014ISBN: 978-1-4799-4139-1Online Volltext: dx.doi.org/
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A priority-based adaptive service-differentiation scheme for IEEE 802.15.4 sensor networksIn: European Wireless 2014: 20th European Wireless Conference / European Wireless Conference ; 14-16 May 2014, Barcelona 2014, S. 927 - 932ISBN: 978-3-8007-3621-8
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An efficient macrocell power control algorithm for enhancing dense picocell deploymentsIn: European Wireless 2014: 20th European Wireless Conference / European Wireless Conference ; 14-16 May 2014, Barcelona 2014, S. 106 - 111ISBN: 978-3-8007-3621-8
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Reciprocity enhancement and decorrelation schemes for PHY-based key generationIn: 2014 IEEE Globecom Workshops, GC Wkshps 2014; Austin; United States; 8 December 2014 through 12 December 201 2014 1367-1372 (art.no 7063624)ISBN: 978-147997470-2
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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 - 5208ISBN: 978-1-4673-3120-3; 9781467331227Online Volltext: dx.doi.org/
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System level evaluation of cooperative MIMO-OFDMA-based heterogeneous networksIn: 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 - 1177ISBN: 978-1-4673-5751-7; 978-1-4673-5753-1Online Volltext: dx.doi.org/
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The impact of deploying pico base stations on capacity and energy efficiency of heterogeneous cellular networksIn: 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 - 1908ISBN: 9781467362351Online Volltext: dx.doi.org/
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Beamforming design for a cooperative relay system with limited feedbackIn: 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 - 2620ISBN: 978-1-4673-6233-7; 978-1-4577-1348-4; 978-1-4673-6235-1Online Volltext: dx.doi.org/
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Cooperative beamforming for a two-cell system with limited feedbackIn: IEEE 77th Vehicular Technology Conference (VTC Spring), 2013: Proceedings / 77th Vehicular Technology Conference (VTC Spring), 2013 : 2 - 5 June 2013, Dresden, Germany 2013ISBN: 978-1-4673-6335-8; 9781467363372; 978-1-4673-6336-5Online Volltext: dx.doi.org/
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A collision-aware backoff mechanism for IEEE 802.15.4 wireless sensor networksIn: 2013 IFIP Wireless Days (WD) / IFIP Wireless Days 2013.11.13-15 Valencia 2013ISBN: 978-1-4799-0543-0; 978-1-4799-0541-6; 9781479905423Online Volltext: dx.doi.org/
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When cellular meets WiFi in wireless small cell networksIn: IEEE Communications Magazine (M-COMM) Jg. 51 (2013) Nr. 6, S. 44 - 50ISSN: 1558-1896; 0163-6804Online Volltext: dx.doi.org/
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Cell Selection Modes in LTE Macro-Femtocell DeploymentIn: Heterogeneous Cellular Networks / Hu, Rose Qingyang; Qian, Yi 2013, S. 215 - 245ISBN: 9781119999126; 9781118555262Online Volltext: dx.doi.org/
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Beamforming design and relay selection for multiple MIMO AF relay systems with limited feedbackIn: IEEE 77th Vehicular Technology Conference (VTC Spring), 2013 / 77th Vehicular Technology Conference (VTC Spring), 2013 : 2 - 5 June 2013, Dresden, Germany 2013ISBN: 978-1-4673-6336-5; 978-1-4673-6335-8; 978-1-4673-6337-2Online Volltext: dx.doi.org/
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Implementation of a real-time adaptive modulation OFDM transceiver systemIn: 17th International OFDM Workshop 2012 / InOWo 2012; Essen, Germany; 29 - 30 August 2012 2012ISBN: 9783800733606
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Comp in heterogeneous networks : Linear transceiver design using the minimum weighted arithmetic-MSE criterionIn: 17th International OFDM Workshop 2012 / InOWo 2012; Essen; Germany; 29 - 30 August 2012 2012ISBN: 9783800733606
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Cardiac magnetic resonance : Is phonocardiogram gating reliable in velocity-encoded phase contrast imaging?In: European Radiology Jg. 22 (2012) Nr. 12, S. 2679 - 2687ISSN: 1432-1084; 0938-7994Online Volltext: dx.doi.org/
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Improved decentralized fuzzy Q-learning for interference reduction in Heterogeneous LTE-networksIn: 17th International OFDM Workshop 2012 / InOWo 2012; Essen, Germany; 29 - 30 August 2012 2012ISBN: 9783800733606
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Limited feedback for MISO-OFDM systemsIn: 17th International OFDM Workshop 2012 / InOWo 2012; Essen, Germany; 29 - 30 August 2012 2012ISBN: 9783800733606
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Time and frequency resource allocation in OFDMA wireless mesh networksIn: 17th International OFDM Workshop 2012 / InOWo 2012; Essen, Germany; 29 - 30 August 2012 2012ISBN: 9783800733606
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Comp in heterogeneous networks : Low-complexity joint cooperative resource allocation with SDMAIn: 17th International OFDM Workshop 2012 / InOWo 2012; Essen, Germany; 29 - 30 August 2012 2012ISBN: 9783800733606
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Comp in heterogeneous networks : Linear transceiver design using the minimum weighted arithmetic-MSE criterionIn: 17th International OFDM Workshop 2012 / InOWo 2012; Essen, Germany; 29 - 30 August 2012 2012ISBN: 9783800733606
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Dynamic Inter-Cell Interference Coordination in HetNets : A reinforcement learning approachIn: IEEE Global Communications Conference (GLOBECOM), 2012 / IEEE Global Communications Conference, 3 - 7 December 2012 in Anaheim, CA, USA 2012, S. 5446 - 5450ISBN: 978-1-4673-0920-2; 978-1-4673-0921-9; 978-1-4673-0919-6Online Volltext: dx.doi.org/
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CoMP in heterogeneous networks : a joint cooperative resource allocation approachIn: 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 - 19ISBN: 978-1-4577-1923-3; 978-1-457-71924-0Online Volltext: dx.doi.org/
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Cardiac MRI : evaluation of phonocardiogram-gated cine imaging for the assessment of global und regional left ventricular function in clinical routineIn: European Radiology Jg. 22 (2012) Nr. 3, S. 559 - 568ISSN: 1432-1084; 0938-7994Online Volltext: dx.doi.org/
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Coordinated beam selection in LTE-Advanced HetNets: A reinforcement learning approachIn: IEEE Globecom workshops (GC wkshps), 2012 / IEEE Globecom (GC), 3 - 7 Dec. 2012, Anaheim, CA, USA 2012, S. 603 - 607ISBN: 9781467349413; 978-1-4673-4940-6; 978-1-4673-4942-0Online Volltext: dx.doi.org/
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Decentralized Q-learning of LTE-femtocells for interference reduction in heterogeneous networks using cooperationIn: 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 - 91ISBN: 9781457719240Online Volltext: dx.doi.org/
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Implementation of a real–time adaptive modulation OFDM transceiver systemIn: 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 - 160ISBN: 978-3-8007-3360-6
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Noise analysis and equalization of a multi-photodiode optical wireless receiverIn: 2012 International Workshop on Optical Wireless Communications (IWOW) / International Workshop on Optical Wireless Communications, 22 Oct. 2012, Pisa, Italy 2012ISBN: 978-1-4673-2734-3; 978-1-4673-2733-6Online Volltext: dx.doi.org/
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CoMP in heterogeneous networks : A low-complexity linear transceiver designIn: IEEE International Conference on Communications (ICC), 2012 / IEEE International Conference on Communications, 10 - 15 June 2012, Ottawa, ON, Canada 2012ISBN: 978-1-4577-2053-6; 978-1-4577-2052-9; 978-1-4577-2051-2Online Volltext: dx.doi.org/
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CoMP in heterogeneous networks: Linear transceiver design using the minimum weighted geometric-MSE criterionIn: 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 - 131ISBN: 978-1-4673-0681-2; 978-1-4673-0682-9Online Volltext: dx.doi.org/
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On interference management techniques in LTE heterogeneous networksIn: 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 2012ISBN: 978-1-4673-1544-9; 978-1-4673-1542-5; 978-1-4673-1543-2Online Volltext: dx.doi.org/
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Software defined radio with adaptive modulation - a framework for USRP2-boardsIn: 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
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Improved decentralized Q-learning algorithm for interference reduction in LTE-femtocellsIn: Wireless advanced (WiAD), 2011 / (WiAD), 20 - 22 June 2011, London, United Kingdom 2011, S. 138 - 143ISBN: 978-1-4577-0109-2; 978-1-4577-0110-8Online Volltext: dx.doi.org/
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Performance analysis of link adaptation in LTE systemsIn: International ITG Workshop on Smart Antennas (WSA), 2011 / WSA, 24 - 25 Feb. 2011, Aachen, Germany 2011ISBN: 978-1-61284-074-1; 978-1-61284-075-8Online Volltext: dx.doi.org/
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Performance of different cell selection modes in 3GPP-LTE macro-/femtocell scenariosIn: Wireless advanced (WiAD), 2011 / (WiAD), 20 - 22 June 2011, London, United Kingdom 2011, S. 126 - 131ISBN: 978-1-4577-0109-2; 978-1-4577-0110-8Online Volltext: dx.doi.org/
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A low-complexity resource allocation scheme for single-user MIMO transmissionIn: 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 - 254ISBN: 978-1-4244-9539-9; 978-1-4577-9538-2Online Volltext: dx.doi.org/
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Symmetric capacity of multi-user MIMO downlink under per-base station power constraintsIn: International ITG Workshop on Smart Antennas (WSA), 2011 / WSA, 24 - 25 Feb. 2011, Aachen, Germany 2011ISBN: 978-1-61284-074-1; 978-1-61284-075-8Online Volltext: dx.doi.org/
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Combined fast link adaptation algorithm in LTE systemsIn: 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 - 420ISBN: 978-1-4577-0101-6; 978-1-4577-0100-9Online Volltext: dx.doi.org/
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Analysis of an iterative layered space time receiver with imperfect feedbackIn: 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 2011ISBN: 9781424483273; 9781424483280 ISSN: 1550-2252Online Volltext: dx.doi.org/
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A cross-layer resource allocation scheme for spatial multiplexing-based MIMO-OFDMA systemsIn: EURASIP Journal on Wireless Communications and Networking (EURASIP JWCN) Jg. 2011 (2011) Nr. 1,ISSN: 1687-1499; 1687-1472Online Volltext: dx.doi.org/ (Open Access)
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Broadband wireless mesh networksIn: 2011 IEEE International Conference on Microwaves, Communications, Antennas and Electronic Systems / COMCAS 2011, 7 - 9 Nov. 2011, Tel Aviv, Israel 2011ISBN: 978-1-4577-1692-8Online Volltext: dx.doi.org/
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Map-based automatic modulation classification with reduced complexity for TDD-based adaptive OFDM systemsIn: Proceedings of the 16th International OFDM-Workshop (InOWo) / 16th International OFDM-Workshop (InOWo), Hamburg, Germany, Sept. 2011 2011, S. 6 - 11
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An LTE-femtocell dynamic system level simulatorIn: International ITG Workshop on Smart Antennas (WSA), 2010 / International ITG Workshop on Smart Antennas, 23 - 24 Feb. 2010, Bremen, Germany 2010, S. 66 - 71ISBN: 978-1-4244-6070-0; 978-1-4244-6071-7; 978-1-4244-6072-4Online Volltext: dx.doi.org/
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Distributed power control and scheduling for decentralized OFDMA networksIn: 2010 International ITG Workshop on Smart Antennas, WSA 2010 / International ITG Workshop on Smart Antennas, Bremen, Germany, 23 - 24 February 2010 2010, S. 59 - 65ISBN: 978-1-4244-6072-4; 978-1-4244-6070-0; 978-1-4244-6071-7Online Volltext: dx.doi.org/
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Estimation algorithms of multiple channels and carrier frequency offsets in application to multiuser OFDM systemsIn: IEEE Transactions on Wireless Communications Jg. 9 (2010) Nr. 3, S. 865 - 870ISSN: 1536-1276Online Volltext: dx.doi.org/
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Implementation of an acoustical MIMO-OFDM transceiver systemIn: Proceedings of the 15th International OFDM-Workshop (InOWo) / 15th International OFDM-Workshop (InOWo), Hamburg, Germany, Sept. 2010 2010
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Likelihood function-based automatic modulation classification in mobile radio OFDM systemsIn: Proceedings of the 15th International OFDM-Workshop (InOWo) / 15th International OFDM-Workshop (InOWo), Hamburg, Germany, Sept. 2010 2010, S. 165 - 169
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Fine frequency synchronization in the uplink of multiuser OFDM systemsIn: IEEE transactions on communications : a publication of the IEEE Communications Society Jg. 57 (2009) Nr. 12, S. 3743 - 3752ISSN: 1558-0857Online Volltext: dx.doi.org/
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WiNC - Advanced Experimentation Platform for Wireless Networked ControlIn: 7th IFAC Symposium on Fault Detection, Supervision and Safety of Technical Processes 2009, S. 995 - 1000Online Volltext: dx.doi.org/
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Capacity of UMTS-FDD-based cellular systems with smart antennas in presence of position and alignment errorsIn: 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 - 650ISBN: 1424414628; 9781424414628Online Volltext: dx.doi.org/
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Networked Fault Detection Systems with Noisy Data TransmissionIn: at - Automatisierungstechnik Jg. 56 (2008) Nr. 1, S. 49 - 57ISSN: 0178-2312; 2196-677XOnline Volltext: dx.doi.org/
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Impact of imperfections in the array configuration on the capacity of UMTS-FDD based cellular networks with smart antennasIn: COST 2010 / 3rd MCM, Duisburg, Germany, Sept. 2007 2007
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Performance of Different Adaptive Beamforming Concepts in Cellular UMTS-FDD Networks using Realistic Base Station Antenna ElementsIn: EuCAP 2007 / European Conference on Antennas and Propagation, 11 - 16 November 2007, EICC, Edinburgh, UK 2007ISBN: 978-0-86341-842-6
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Different Array Configurations and Realistic Antenna Characteristics in the Downlink of WCDMA-Based Cellular SystemsIn: Proceedings: INICA 2007 / INICA 2007, International Conference on Antennas : Arabella Sheraton, Munich, March 28 - 30, 2007 2007ISBN: 3-00-021644-8Online Volltext: dx.doi.org/
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Realistic antenna elements and different array topologies in the downlink of UMTS-FDD networksIn: Proceedings of the ITG/IEEE Workshop on Smart Antennas / ITG/IEEE Workshop on Smart Antennas 2007, Vienna, Austria, Feb. 2007 2007
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MIMO systemsIn: Mobile Broadband Multimedia Networks: Techniques, Models and Tools for 4G / Correia, Luis M. 2006, S. 398 - 442ISBN: 9780123694225; 9780080460703Online Volltext: dx.doi.org/
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Residual Carrier and Sampling Frequency Synchronization in Multiuser OFDM SystemsIn: IEEE 63rd Vehicular Technology Conference: Proceedings / 63rd Vehicular Technology Conference, 2006 : VTC 2006-Spring ; 7 - 10 May 2006, Melbourne, Australia 2006, S. 1937 - 1941ISBN: 0780393910Online Volltext: dx.doi.org/
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Closed-Form Estimators of Carrier Frequency Offsets and Channels in the Uplink of Multiuser OFDM SystemsIn: 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 - IVISBN: 142440469XOnline Volltext: dx.doi.org/
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Improvement of cyclic prefix based timing metrics in OFDM systems by exploiting the channel statisticsIn: Proceedings of the 11th International OFDM-Workshop (InOWo) / 11th International OFDM-Workshop (InOWo), Hamburg, Germany, Aug. 2006 / Rohling, Hermann (Hrsg.) 2006, S. 136 - 140
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On synchronization in multiuser OFDM/SDMA with multiple frequency offsetsIn: Proceedings of the ITG Workshop on Smart Antennas / ITG Workshop on Smart Antennas 2006, Ulm, Germany, Mar. 2006 2006
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Estimation and compensation of residual frequency offsets in multiuser OFDM systemsIn: 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
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Phase Noise Induced Intercarrier Interference in Multiuser OFDM SystemsIn: 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
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Robust spatial covariance matrix transformation techniques for downlink beamformingIn: Access, transmission, networking: Proceedings / International Zurich Seminar on Communications ; February 18 - 20, 2004, ETH Zurich, Switzerland 2004, S. 204 - 207ISBN: 0-7803-8329-XOnline Volltext: dx.doi.org/
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Robust uplink to downlink spatial covariance matrix transformation for downlink beamformingIn: Gate to the global information society / IEEE International Conference on Communications ; ICC 2004 ; 20 - 24 June 2004, Paris 2004, S. 3010 - 3014ISBN: 0-7803-8533-0Online Volltext: dx.doi.org/
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Synchronization in MIMO OFDM systemsIn: Advances in radio science : Kleinheubacher Berichte Jg. 4 (2004) S. 147 - 153ISSN: 1684-9973Online Volltext: dx.doi.org/
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Uplink to downlink spatial covariance matrix transformation methods for downlink beamforming of a UMTS-FDD systemIn: Proceedings: towards a global wireless world / IEEE 59th Vehicular Technology Conference, VTC 2004-Spring, 17 - 19 May 2004, Milan, Italy 2004, S. 132 - 136ISBN: 0-7803-8255-2; 0-7803-8256-0Online Volltext: dx.doi.org/
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Analysis of synchronization impairments in multiuser OFDM systemsIn: 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
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Dynamic system level simulations of downlink beamforming for UMTS FDDIn: Communications: the global bridge / GLOBECOM '03, IEEE Global Telecommunications Conference, [1 - 5 December 2003, San Francisco, CA, USA] 2003, S. 492 - 496ISBN: 0-7803-7974-8; 0-7803-7975-6Online Volltext: dx.doi.org/
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On the usefulness of multiple (SMART) antennas for ultrawideband communication systemsIn: 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
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System level performance of UMTS-FDD with covariance transformation based DL beamformingIn: Communications: the global bridge / GLOBECOM '03, IEEE Global Telecommunications Conference, [1 - 5 December 2003, San Francisco, CA, USA] 2003, S. 133 - 137ISBN: 0-7803-7974-8Online Volltext: dx.doi.org/
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Smart antennas using robust adaptive beamformingIn: Proceedings of the WWRF Sixth Meeting: 25 - 26 June 2002, London, UK 2002