KoRaTo publications

2024

Sensing Accuracy Optimization for Communication-assisted Dual-baseline UAV-InSAR
Mohamed-Amine Lahmeri, Víctor Mustieles-Pérez, Martin Vossiek, Gerhard Krieger and Robert Schober

arXiv:2410.18848, Nov. 2024, doi: 10.48550/arXiv.2410.18848.

Volume Structure Retrieval over Vegetated Areas Using a Pair of Synthetic Aperture Radar Images with Wide Fractional Bandwidth
Sumin Kim, Gerhard Krieger and Michelangelo Villano

2024 Kleinheubach Conference, Miltenberg, Germany, Sep. 2024, doi: 10.23919/IEEECONF64570.2024.10738997.

Towards Detecting Climate Change Effects With UAV-Borne Imaging Radars
I. Ullmann, C. Bonfert, A. Grathwohl, M. A. Lahmeri, V. Mustieles-Pérez, J. Kanz, E. Sterk, F. Bormuth, R. Ghasemi, P. Fenske, M. Villano, R. Schober, R. F. H. Fischer, G. Krieger, C. Damm, C. Waldschmidt and M. Vossiek

in IEEE Journal of Microwaves, Early Access, September 2024, doi: 10.1109/JMW.2024.3450015.

Lithography Process Verification on Porous PET Membranes for Cell Measurements Using THz-TDS Imaging
Philipp Hinz, Mario Mueh, Adrian Diepolder and Christian Damm

2024 International Conference on Electromagnetics in Advanced Applications (ICEAA), Lisbon, Portugal, Sep. 2024, doi: 10.1109/ICEAA61917.2024.10701615.

New Insights Into Wideband Synthetic Aperture Radar Interferometry
Victor Mustieles-Perez, Sumin Kim, Gerhard Krieger and Michelangelo Villano

in IEEE Geoscience and Remote Sensing Letters, vol. 21, September 2024, doi: 10.1109/LGRS.2024.3453413.

Demonstration Of Frequency-Dependent Penetration Depth Estimation Using Sar Interferometry With Wide Fractional Bandwidth
Sumin Kim, Víctor Mustieles Pérez, Gerhard Krieger and Michelangelo Villano

IGARSS 2024 - 2024 IEEE International Geoscience and Remote Sensing Symposium, Athens, Greece, July 2024, doi: 10.1109/IGARSS53475.2024.10642476.

UAV Formation and Resource Allocation Optimization for Communication-Assisted 3D InSAR Sensing
Mohamed-Amine Lahmeri, Víctor Mustieles-Pérez, Martin Vossiek, Gerhard Krieger and Robert Schober

arXiv:2407.06607, July 2024, doi: 10.48550/arXiv.2407.06607.

Enabling mm-Wave In Vitro Cell Vitality Measurements in Standard Cultivation Environment
Philipp Hinz, Mario Mueh, Adrian Diepolder, Giorgio Fois, Manfred Frick and Christian Damm

2024 IEEE MTT-S International Microwave Biomedical Conference (IMBioC), Montreal, Canada, June 2024, doi: 10.1109/IMBioC60287.2024.10590303.

UAV Formation Optimization for Communication-Assisted InSAR Sensing
Mohamed-Amine Lahmeri, Victor Mustieles-Pérez, Martin Vossiek, Gerhard Krieger and Robert Schober

ICC 2024 - IEEE International Conference on Communications, Denver, USA, June 2024, doi: 10.1109/ICC51166.2024.10622647.

Constellation Estimation, Coherent Signal Processing, and Multiperspective Imaging in an Uncoupled Bistatic Cooperative Radar Network
Patrick Fenske, Tobias Koegel, Roghayeh Ghasemi and Martin Vossiek

in IEEE Journal of Microwaves, vol. 4, no. 3, May 2024, doi: 10.1109/JMW.2024.3393120.

A Novel Concept for Vehicle 2D Pose Estimation Using Automotive SIMO FMCW Radar Sensors in a Bistatic Vehicle-to-Infrastructure Network
Patrick Fenske, Stefan Brückner, Tobias Kögel and Martin Vossiek

2024 IEEE Radar Conference (RadarConf24), Denver, USA, May 2024, doi: 10.1109/RadarConf2458775.2024.10548072.

Robust Trajectory and Resource Optimization for Communication-Assisted UAV SAR Sensing
Mohamed-Amine Lahmeri, Walid R. Ghanem, Christina Bonfert and Robert Schober

in IEEE Open Journal of the Communications Society, vol. 5, May 2024, doi: 10.1109/OJCOMS.2024.3396922.

Single Baseline 3-D Structure Retrieval Using Radar with Wide Fractional Bandwidth Mounted on Drones
S. Kim, V. Mustieles Pérez, G. Krieger and M. Villano

Proc. EUSAR 2022: 14th European Conference on Synthetic Aperture Radar, Munich, Germany, Apr. 2024, pp. 1255-1258.

Experimental Demonstration of UAV-Based Ultra-Wideband Multi-Baseline SAR Interferometry
V. Mustieles-Perez, J. Kanz, C. Bonfert, A. Grathwohl, L. L. Lamberti, S. Kim, G. Krieger and M. Villano

Proc. EUSAR 2022: 14th European Conference on Synthetic Aperture Radar, Munich, Germany, Apr. 2024, pp. 1156-1161.

Bistatic UAV-Based Repeater SAR for 3D Object Localization
J. Kanz, C. Bonfert, R. Riekenbrauck and C. Waldschmidt

Proc. EUSAR 2022: 14th European Conference on Synthetic Aperture Radar, Munich, Germany, Apr. 2024, pp. 1144-1149.

Producing a Digital Elevation Model Using a Cluster of Small-Aperture SAR Satellites: An Airborne Demonstration
M. Nogueira Peixoto, G. Krieger, A. Moreira, C. Waldschmidt and M. Villano

Proc. EUSAR 2022: 14th European Conference on Synthetic Aperture Radar, Munich, Germany, Apr. 2024, pp. 703-708.

Improving SAR Imaging by Superpixel-Based Compressed Sensing and Backprojection Processing
Christina Bonfert, Elias Ruopp and Christian Waldschmidt

in IEEE Transactions on Geoscience and Remote Sensing, vol. 62, Apr. 2024, doi: 10.1109/TGRS.2024.3385027.

Time and Frequency Synchronization for Real-Time Wireless Digital Communication Systems
Roghayeh Ghasemi, Tobias Koegel, Patrick Fenske, Robert Schober and Martin Vossiek

2024 15th German Microwave Conference (GeMiC), Duisburg, Germany, Mar. 2024, doi: 10.23919/GeMiC59120.2024.10485238.

A Novel Rotation-Based Standardless Calibration and Characterization Technique for Free-Space Measurements of Dielectric Material
A. Diepolder, M. Mueh, S. Brandl, P. Hinz, C. Waldschmidt and C. Damm

in IEEE Journal of Microwaves, vol. 4, no. 1, pp. 56-68, January 2024, doi: 10.1109/JMW.2023.3340448.

2023

Integrated Sensing, Navigation, and Communication for Secure UAV Networks With a Mobile Eavesdropper
Zhiqiang Wei, Fan Liu, Chang Liu, Zai Yang, Derrick Wing Kwan Ng and Robert Schober

in IEEE Transactions on Wireless Communications, vol. 23, no. 7, pp. 56-68, Dec. 2023, doi: 10.1109/TWC.2023.3337148.

Energy-Aware Resource Allocation and Trajectory for UAV-Enabled ISAC
A. Khalili, A. Rezaei, D. Xu and R. Schober

Proc. IEEE Globecom, Kuala Lumpur, Malaysia, Dec. 2023, doi: 10.1109/GLOBECOM54140.2023.10437374.

A Novel, Efficient Algorithm for Subsurface Radar Imaging below a Non-Planar Surface
Ingrid Ullmann and Martin Vossiek

in Sensors, Nov. 2023, doi: 10.3390/s23229021.

Multi-Static Synthetic Aperture Radar for Earth Monitoring: Challenges, Innovative Solutions, and Demonstrations Using Swarms of Drones
Michelangelo Villano, Víctor Mustieles-Pérez, Thomas Börner, Maxwell Nogueira Peixoto, Nertjana Ustalli and Josef Mittermayer

2023 8th Asia-Pacific Conference on Synthetic Aperture Radar (APSAR), Bali, Indonesia, Oct. 2023, doi: 10.1109/APSAR58496.2023.10388633.

Towards UAV-Based Multi-Baseline Interferometry for Accurate Digital Elevation Model Generation
V. Mustieles-Perez, J. Kanz, C. Bonfert, A. Grathwohl, L.L. Lamberti, S. Kim, G. Krieger and M. Villano

2023 Kleinheubach Conference, Miltenberg, Germany, Sep. 2023.

Towards UAV-Based Ultra-Wideband Multi-Baseline SAR Interferometry
V. Mustieles-Perez, S. Kim, C. Bonfert, G. Krieger and M. Villano

2023 20th European Radar Conference (EuRAD), Berlin, Germany, Sep. 2023, pp. 233-236, doi: 10.23919/EuRAD58043.2023.10289564.

Surface Clutter Analysis for Detectability Prediction of Buried Objects with a UAV-Based GPSAR
J. Kanz, A. Grathwohl and C. Waldschmidt

2023 20th European Radar Conference (EuRAD), Berlin, Germany, Sep. 2023, pp. 221-224, doi: 10.23919/EuRAD58043.2023.10289492.

On the Exploitation of CubeSats for Highly Accurate and Robust Single-Pass SAR Interferometry
Maxwell Nogueira Peixoto, Gerhard Krieger, Alberto Moreira, Christian Waldschmidt and Michelangelo Villano

in IEEE Transactions on Geoscience and Remote Sensing, vol. 61, Sep. 2023, doi: 10.1109/TGRS.2023.3316895.

Potential of Multi-Static SAR Systems for Earth Monitoring and Their Demonstration Using Swarms of Drones
M. Villano, M. Nogueira Peixoto, S. Kim, V. Mustieles Perez, N. Ustalli, J. Mittermayer, T. Börner, G. Krieger and A. Moreira

IGARSS 2023 - 2023 IEEE International Geoscience and Remote Sensing Symposium, Pasadena, CA, USA, July 2023, pp. 4586-4589, doi: 10.1109/IGARSS52108.2023.10282166.

UAV-Enabled Integrated Sensing and Communication: Opportunities and Challenges
K. Meng, Q. Wu, J. Xu, W. Chen, Z. Feng, R. Schober and A. L. Swindlehurst

in IEEE Wireless Communications, doi: 10.1109/MWC.131.2200442 (early access).

Self-Interference Leakage Estimation ‘N’ Cancellation Element: Design of an Active Self-Interference Cancellation Coupler
P. Fenske, A. Scheder, T. Koegel, K. Root, M. Vossiek and C. Carlowitz

in IEEE Microwave Magazine, vol. 24, no. 6, pp. 68-75, June 2023, doi: 10.1109/MMM.2023.3256380.

An Active Self-Interference Cancellation Coupler with 60 dB Isolation Applied in a 24 GHz SFCW Radar
Patrick Fenske, Tobias Kögel, Andre Scheder, Konstantin Root, Christian Carlowitz and Martin Vossiek

2023 IEEE/MTT-S International Microwave Symposium - IMS 2023, San Diego, USA, June 2023, doi: 10.1109/IMS37964.2023.10187937.

3D Printed Hemispherically Radiating Antenna for Broadband Millimeter Wave Applications
L. Engel, D. Khouri, K. Lomakin, A. Hofmann, M. Kleinlein, I. Ullmann, M. Vossiek, and G. Gold

in IEEE Open Journal of Antennas and Propagation, vol. 4, pp. 558-570, May, 2023, doi: 10.1109/OJAP.2023.327909

Detection of Objects Below Uneven Surfaces With a UAV-Based GPSAR
A. Grathwohl, B. Arendt, T. Grebner and C. Waldschmidt

in IEEE Transactions on Geoscience and Remote Sensing, vol. 61, May 2023, doi: 10.1109/TGRS.2023.3271826.

Three-Dimensional Structure Inversion Through Wide Fractional Bandwidth, UAV-Based SAR Interferometry
S. Kim, V. Mustieles-Perez, G. Krieger and M. Villano

2023 24th International Radar Symposium (IRS), Berlin, Germany, May 2023, doi: 10.23919/IRS57608.2023.10172454.

UAV-Based Multistatic Synthetic Aperture Radar System and Applications
S. Baumgartner, L. Lamberti, S. Kim, T. Börner, V. Mustieles Pérez, M. Villano and G. Krieger

STRATUS Conference, Rochester, NY, USA, May 2023.

The Impact of Antenna Array Calibration Errors on MIMO and Multi-Channel Synthetic Aperture Radar Imaging
J. Geiss, E. Sippel, M. Braunwarth and M. Vossiek

in IEEE Journal of Microwaves, vol. 3, no. 2, pp. 635-654, April 2023, doi: 10.1109/JMW.2023.3254135.

UAV-Based Bistatic SAR-Imaging Using a Stationary Repeater
A. Grathwohl, B. Meinecke, M. Widmann, J. Kanz and C. Waldschmidt

in IEEE Journal of Microwaves, vol. 3, no. 2, pp. 625-634, April 2023, doi: 10.1109/JMW.2023.3253667.

Comparison of Damping Approaches for AMP
E. Sterk, C. Sippel and R. F. H. Fischer

WSA & SCC 2023; 26th International ITG Workshop on Smart Antennas and 13th Conference on Systems, Communications, and Coding, Braunschweig, Germany, Feb. 2023

2022

Trajectory and Resource Optimization for UAV Synthetic Aperture Radar
M. -A. Lahmeri, W. Ghanem, C. Knill and R. Schober

IEEE Globecom Workshops: Workshop on Cellular UAV and Satellite Communications, Rio de Janeiro, Brazil, 2022, pp. 897-903, doi: 10.1109/GCWkshps56602.2022.10008658.

A Novel Approach for Modeling and Digital Generation of RF Signals Distorted by Bandlimited Phase Noise
P. Tschapek, G. Körner, P. Fenske, C. Carlowitz and M. Vossiek

in IEEE Journal of Microwaves, vol. 2, no. 4, pp. 699-710, Oct. 2022, doi: 10.1109/JMW.2022.3188166

Taking a Look Beneath the Surface: Multicopter UAV-Based Ground-Penetrating Imaging Radars
A. Grathwohl , M. Stelzig , J. Kanz , P. Fenske , A. Benedikter, C. Knill , I. Ullmann , I. Hajnsek , A. Moreira , G. Krieger , M. Vossiek , C. Waldschmidt

IEEE Microwave Magazine, vol. 23, no. 10, pp. 32-46, Oct. 2022, doi: 10.1109/MMM.2022.3188126.

Robust UAV-Borne Fully Digital MIMO OFDM Radar for the Generation of a Digital Elevation Model
F. Koderer, B. Schweizer, A. Grathwohl and C. Waldschmidt

2022 19th European Radar Conference (EuRAD), Milan, Italy, Sep. 2022, pp. 21-24, doi: 10.23919/EuRAD54643.2022.9924985.

MirrorSAR Concept: Phase Synchronization Analysis
N. Ustalli, G. Krieger, J. Mittermayer, M. Villano, and C. Waldschmidt

Kleinheubacher Tagung, 2022-09-27 - 2022-09-29, Miltenberg, Germany