Thomas Zemen

Senior Scientist

Thomas Zemen

Priv.-Doz. DI Dr.techn. Thomas Zemen
Senior Scientist

AIT Austrian Institute of Technology
Security & Communication Technologies
Center for Digital Safety and Security
Giefinggasse 4, 1210 Vienna, Austria
T +43 50550-4138 | M +43 664 88390738



Master thesis:

Talented master students interested in a master thesis at the (AIT) Austrian Insitute of Technology are encouraged to contact me. More information an be found here.


see also Google Scholar Citations.

Edited Publication

Book Chapters

  • Vehicular channels
    L. Bernadó, N. Czink, T. Zemen, A. Paier, F. Tufvesson, C. F. Mecklenbräuker, and A. F. Molisch, in LTE Advanced and Beyond Wireless Networks: Channel Modeling and Propagation, Ed. G. de la Roche, A. Alayón, and B. Allen, John Wiley and Sons, 2012.
  • Wireless access in vehicular environments
    T. Zemen, L. Bernadó, K. Sjöberg, and E. Uhlemann, in Pervasive Mobile & Ambient Wireless Communications, The COST Action 2100, Ed. Roberto Verdone, Springer 2012.
  • Multi-user MIMO receiver processing for time-varying channels
    C. Dumard, J. Jalden, and T. Zemen, in Wireless Communications over Rapidly Time-Varying Channels, Eds. F. Hlawatsch and G. Matz, Academic Press, 2011.
  • Multiuser MIMO channel equalization
    C. F. Mecklenbräuker, J. Wehinger, T. Zemen, H. Artés, and F. Hlawatsch, in Smart Antennas---State of the Art, Eds. T. Kaiser, A. Bourdoux, H. Boche, J. R. Fonollosa, J. Bach Andersen, W. Utschick, Section 1.4, EURASIP Book Series on Signal Processing and Communications, New York (NY): Hindawi, 2006, pp. 53--76.

Journal Papers

Conference Papers


  • Performance evaluation of an OpenStreetMap derived GSCM for an urban intersection scenario
    S. Zelenbaba, B. Rainer, M. Hofer, A. Dakić, D. Löschenbrand, T. Zemen, in IEEE 92nd Vehicular Technology Conference (VTC-Fall), Victoria B.C., Canada, October 2020, submitted.
  • Towards a non-stationary correlated fading process for diffuse scattering in ray tracing
    B. Rainer, D. Loeschenbrand, S. Zelenbaba, M. Hofer, and T. Zemen, in IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC), London, UK, September 2020, submitted.
  • Optimized diffuse scattering selection for large area real-time geometry based stochastic modeling of vehicular communication links
    B. Rainer, M. Hofer, L. Bernado, S. Zelenbaba, D. Löschenbrand, A. Dakić, T. Zemen, P. Priller, X. Ye, W. Li, in IEEE MTT-S International Conference on Microwaves for Intelligent Mobility (ICMIM), Linz, Austria, July 2020, invited.
  • A scalable mobile multi-node channel sounder
    S. Zelenbaba, D. Loeschenbrand, M. Hofer, A. Dakić, B. Rainer, G. Humer and T. Zemen, in IEEE Wireless Communications and Networking Conference (WCNC), new location and date to be announced.
  • 60 GHz V2I channel variability for different elevation angle switching strategies
    H. Groll, E. Zöchmann, M. Hofer, H. Hammoud, S. Sangodoyin, T. Zemen, J. Blumenstein, A. Prokes, A. F. Molisch, and C.F. Mecklenbräuker, in 14th European Conference on Antennas and Propagation, (EuCAP), Copenhagen, Denmark, March 2020.




















  • Method for Emulating a Radio Channel
    M. Hofer, T. Zemen, WO 2018/085769 A1, Mai 2018.
  • Channel Estimation in an OFDM Transmission System
    N. Czink, T. Zemen, L. Bernadó, A. Molisch, EP2461530, June 2012.

Review Articles


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Supervision of Master Thesis

  • S. Akhlaghi, Master thesis, mmWave channel sounding using a software-defined-radio platfrom, Technische Universität Wien, Vienna, Austria, 2019, ongoing.
  • A. Dakić , Master thesis, Delay bounding protocols for vehicular scenarios using a SDR testbed, University of Belgrade, Belgrade, Serbia, 2019.
  • J. Skorepa, Master thesis, Frequency-hopping parameter estimation for unmanned aerial vehicle radio links, Prague University, Prague, Czech Republik, 2018, jointly with F. Kaltenberger.
  • A. F. García Albarracín, Master thesis, Wireless wave propagation modeling in city street canyons, Lund University, Lund, Sweden, 2016, jointly with F. Tufvesson.
  • A. Dichev, Master thesis, Vehicular channel sounding with a software-defined-radio platform, EURECOM, Sophia Antipolis, France, 2016, jointly with F. Kaltenberger and O. Renaudin.
  • Xuhong Li, Master thesis, Speedup Ray Tracing (RT) Simulation and New Algorithm to Generate Diffuse Scattering Tiles, Lund University, Lund, Sweden, 2013, jointly with M. Gan and F. Tufvesson.
  • T. An, Master thesis, Feasibility study of interference alignment in time-variant and frequency-selective channels, Lund University, Lund, Sweden, 2011, jointly with R. Tresch and F. Tufvesson.
  • P. Castiglione, Cooperative communications over time-variant channels, Master Thesis, Politecnico di Milano, Milano, Italy, 2007, jointly with M. Nicoli.
  • H. Somasegaran, Channel estimation and prediction in UMTS LTE, Master Thesis, Aalborg University, Aalborg, Denmark, 2006, jointly with B. H. Fleury.

Supervision of Doctoral Thesis

  • A. Dakić, System level modeling of vehicular communication systems, Doctoral Thesis, Technische Universität Wien, Vienna, Austria, ongoing.
  • S. Zelenbaba, Multi Node MIMO Channels, Doctoral Thesis, Technische Universität Wien, Vienna, Austria, ongoing.
  • D. Löschenbrand, Massive MIMO in time-varying channels, Doctoral Thesis, Technische Universität Wien, Vienna, Austria, ongoing.
  • M. Hofer, Real-time geometry based channel emulation and estimation, Doctoral Thesis, Technische Universität Wien, Vienna, Austria, November 2019.
  • Z. Xu, User cooperation in wireless time-variant channels, Doctoral Thesis, Technische Universität Wien, Vienna, Austria, October 2016.
  • K. Mahler, Wideband vehicular radio channel modeling, Doctoral Thesis, Technische Universität Berlin, Berlin, Germany, jointly with G. Caire and F. Tufvesson, Technical University Berlin, Berlin, Germany, October 2016.
  • M. Gan, Accurate and low-complexity ray tracing channel modeling, Doctoral Thesis, Technische Universität Wien, Vienna, Austria, November 2015.
  • P. Castiglione, Cooperative and energy-neutral protocols for energy-limited wireless sensor networks, Doctoral Thesis, Vienna University of Technology, Vienna, Austria, 2012, jointly with G. Matz and M. Nicoli.
  • L. Bernado, Non-stationarity in vehicular wireless channels, Doctoral Thesis, Vienna University of Technology, Vienna, Austria, 2012, jointly with C. Mecklenbräuker.
  • R. Tresch, Node coordination and cooperation in multiuser wireless communications, Doctoral Thesis, Vienna University of Technology, Vienna, Austria, 2011, jointly with M. Guillaud and G. Matz.
  • C. Dumard, Low-complexity receivers for a multi-user OFDM system in time-varying MIMO channels, Doctoral Thesis, Vienna University of Technology, Vienna, Austria, 2009, jointly with G. Matz.
  • F. Kaltenberger, Low-complexity real-time signal processing for wireless communications, Doctoral Thesis, Vienna University of Technology, Vienna, Austria, 2007, jointly with C. Überhuber.
  • N. Czink, The random-cluster model: A stochastic MIMO channel model for broadband communication systems of the 3rd generation and beyond, Doctoral Thesis, Vienna University of Technology, Vienna, Austria 2007, jointly with E. Bonek.

Participation in Thesis Committees

  • Sumit Kumar, Architecture for Simultaneous Multi-Standard Software Defined Radio Receiver, Doctoral Thesis, Sorbonne Universität, EURECOM, Sophia Antipolis, France, April 2019.
  • Bernhard Auinger, On the Performance Testing of MIMO Enabled Wireless Mobile User Devices, Doctoral Thesis, Technische Universität Graz, Graz, Austria, June 2015.