Root, Konstantin

Root, Konstantin


  • B.Eng. in Electrical Engineering from 2013 to 2017 at OTH Regensburg
  • M.Sc. in Electrical Engineering from 2017 to 2019 at FAU Erlangen-Nürnberg
  • Doctoral Candidate at LHFT since August 2019

Research Areas

  • Radar signal processing
  • Radar imaging and polarimetry applied at body scanners
  • Imaging of moving targets
  • Fusion of radar- and lidar-sensors


Feel free to contact me if you are interested in any of the topics mentioned above.


  • G. Schnattinger, C. Schüßler, K. Root and M. Vossiek, "Accuracy evaluation of asymptotic methods for the electromagnetic simulation of personnel security screening", in Proceedings of the Radar Sensor Technology XXVIII, National Harbor, Juni, 2024.
    DOI: 10.1117/12.3014108
  • K. Root, F. Gumbmann, J. Adametz, I. Ullmann and M. Vossiek, "A MIMO ISAR Approach with Depth Camera Motion Tracking for Improved Imaging in Walk-Through Security Scanners", in Proceedings of the 2023 IEEE International Radar Conference (RADAR), Sydney, Dezember, 2023.
    DOI: 10.1109/RADAR54928.2023.10371188
  • P. Fenske, T. Kögel, A. Scheder, K. Root, C. Carlowitz and M. Vossiek, "An Active Self-Interference Cancellation Coupler with 60 dB Isolation Applied in a 24 GHz SFCW Radar", in Proceedings of the 2023 IEEE/MTT-S International Microwave Symposium - IMS 2023, pp. 517 - 520, San Diego, CA, USA, Juli, 2023.
    DOI: 10.1109/IMS37964.2023.10187937
  • F. Sheikh et al., "Towards Continuous Real-Time Plant and Insect Monitoring by Miniaturized THz Systems", IEEE Journal of Microwaves, vol. 3, pp. 913-937, Juni, 2023.
    DOI: 10.1109/JMW.2023.3278237
  • P. Fenske, A. Scheder, T. Kögel, K. Root, M. Vossiek and C. Carlowitz, "Self-Interference Leakage Estimation 'N' Cancellation Element: Design of an Active Self-Interference Cancellation Coupler", IEEE Microwave Magazine, vol. 24, no. 6, pp. 68-75, Juni, 2023.
    DOI: 10.1109/MMM.2023.3256380
  • B. Dutta, K. Root, I. Ullmann, F. Wagner, M. Mayr, M. Seuret, M. Thies, D. Stromer, V. Christlein, J. Schür, A. Maier and Y. Huang, "Deep learning for terahertz image denoising in nondestructive historical document analysis", Scientific Reports, vol. 12, pp. 1-11, Dezember, 2022.
    DOI: 10.1038/s41598-022-26957-7
  • K. Root, J. Adametz, F. Gumbmann, I. Ullmann and M. Vossiek, "Improved Threat Detection in Walk-Through Security Scanning Using an Optimized Polarimetric Target Decomposition Method", IEEE Journal of Microwaves, pp. 1-13, November, 2022.
    DOI: 10.1109/JMW.2022.3209164
  • P. Stief, I. Ullmann, G. Körner, K. Root and M. Vossiek, "Chipless RFID Polarimetric Radar Barcodes Encoded by Dipole Scattering Domains", IEEE Journal of Microwaves, vol. 2, no. 3, pp. 470-479, Juni, 2022.
    DOI: 10.1109/JMW.2022.3178544
  • I. Ullmann, J. Schür, K. Root and M. Vossiek, "Kontaktlose, bildgebende Untersuchung historischer Dokumente im Terahertz-Frequenzbereich", in Proceedings of the Jahrestagung der Deutschen Gesellschaft für Zerstörungsfreie Prüfung (DGZfP) 2022, Kassel, Mai, 2022.
  • B. Kahlert, C. Bert, M. Rückert, B. Hensel, K. Root, M. Vossiek, R. Fietkau, U. Gaipl and B. Frey, "Creation of an Electro-magnetic Heat Simulation for Planning Hyperthermia Treatments for Mice", in Proceedings of the STRAHLENTHERAPIE UND ONKOLOGIE, pp. S173-S174, Mai, 2022.
  • I. Ullmann, K. Root, J. Schür, L. Scheuble and M. Vossiek, "Contactless Inspection of Handwritten Documents with Terahertz Imaging", in Proceedings of the 18th European Radar Conference (EuRAD 2021), London, April, 2022.
    DOI: 10.23919/eurad50154.2022.9784555
  • K. Root, I. Ullmann, S. Gmehling and M. Vossiek, "Close range ISAR imaging with target velocity determination for security screening applications", in Proceedings of the Emerging Imaging and Sensing Technologies for Security and Defence VI SPIE Security + Defence, Online, September, 2021.
    DOI: 10.1117/12.2602072
  • I. Ullmann, K. Root and M. Vossiek, "Novel Chipless RFID Concept with High Data Capacity", in Proceedings of the IEEE/MTT-S International Microwave Symposium (IMS), Atlanta, GA, Juni, 2021.
    DOI: 10.1109/IMS19712.2021.9575021
  • I. Ullmann, K. Root, K. Lomakin, G. Gold, M. Gottinger, K. Helmreich and M. Vossiek, "Circular Polarization Millimeter-Wave SAR Imaging using 3D-Printed Helix Antennas", in Proceedings of the SPIE Security + Defense Forum, Edingburgh, September, 2020.
    DOI: 10.1117/12.2573952
  • K. Root, I. Ullmann, F. Seehaus and M. Vossiek, "A Feasibility Study on the Use of Microwave Imaging for In-Vivo Screening of Knee Prostheses", in Proceedings of the International Microwave Symposium, Los Angeles, USA, 2020.
    DOI: 10.1109/IMS30576.2020.9223776