Tripwire Detection in SAR Images Using a Modified Radon Transform. - Markus Schartel; Alexander Grathwohl; Christopher Schmid; Ralf Burr; Christian Waldschmidt (IGARSS, 2020)

A direct-digitization open-loop gyroscope frontend with +/-8000°/s full-scale range and noise floor of 0.0047°/s/√Hz. - Chinwuba D. Ezekwe; Saikrishna Ganta; Xinyu Xing; Anton Grad; Thomas Mayer; Andrea Visconti; Francesco Diazzi; Man-Chia Chen; Danielle Morton; Luca Valli; Robert Wolf; Ashkan Eghtesadi; et al. (VLSI Circuits, 2021)

Under the Sand: Navigation and Localization of a Small Unmanned Aerial Vehicle for Landmine Detection with Ground Penetrating Synthetic Aperture Radar. - Rik Bähnemann; Nicholas R. J. Lawrance; Lucas Streichenberg; Jen Jen Chung; Michael Pantic; Alexander Grathwohl; Christian Waldschmidt; Roland Siegwart (CoRR, 2021)

Influence of Vegetation on the Detection of Shallowly Buried Objects with a UAV-Based GPSAR. - Bernd Arendt; Alexander Grathwohl; Christian Waldschmidt; Thomas Walter (IGARSS, 2022)

UAV-Borne FMCW InSAR for Focusing Buried Objects. - Ralf Burr; Markus Schartel; Alexander Grathwohl; Winfried Mayer; Thomas Walter; Christian Waldschmidt (IEEE Geosci. Remote. Sens. Lett., 2022)

Under the Sand: Navigation and Localization of a Micro Aerial Vehicle for Landmine Detection with Ground-Penetrating Synthetic Aperture Radar. - Rik Bähnemann; Nicholas R. J. Lawrance; Lucas Streichenberg; Jen Jen Chung; Michael Pantic; Alexander Grathwohl; Christian Waldschmidt; Roland Siegwart (Field Robotics, 2022)

Range Calibration of A UAV-based GPSAR Using Reference Targets at Unknown Positions. - Alexander Grathwohl; Thomas Wirsing; Christian Waldschmidt (IGARSS, 2023)

Detection of Objects Below Uneven Surfaces With a UAV-Based GPSAR. - Alexander Grathwohl; Bernd Arendt; Timo Grebner; Christian Waldschmidt (IEEE Trans. Geosci. Remote. Sens., 2023)

Probabilistic SAR Processing for High-Resolution Mapping Using Millimeter-Wave Radar Sensors. - Timo Grebner; Alexander Grathwohl; Pirmin Schoeder; Vinzenz Janoudi; Christian Waldschmidt (IEEE Trans. Aerosp. Electron. Syst., 2023)

Experimental Comparison Between 77 GHz Automotive Radar and 5G Sub-6 GHz Imaging. - Max Basler; Alexander Grathwohl; Timo Grebner; Ron Riekenbrauck; Christian Waldschmidt (JC&S, 2025)

UAV-Borne Digital Radar System for Coherent Multistatic SAR Imaging. - Julian Kanz; Christian Gesell; Christina Bonfert; David Werbunat; Alexander Grathwohl; Julian Aguilar; Martin Vossiek; Christian Waldschmidt (CoRR, 2025)