Characterization of a transmitter in a medium frequency maritime terrestrial navigation system. - Lars Grundhöfer; Stefan Gewies; Niklas Hehenkamp; Michael Hoppe; Mario Walterfang (ITSC, 2019)

Equivalent Circuit for Phase Delay in a Medium Frequency Antenna. - Lars Grundhöfer; Stefan Gewies (ENC, 2020)

Evaluation of Estimators for Hybrid GNSS-Terrestrial Localization in Collaborative Networks. - Daniel Medina; Lars Grundhöfer; Niklas Hehenkamp (ITSC, 2020)

Redesigned Waveforms in the Maritime Medium Frequency Bands. - Lars Grundhöfer; Stefan Gewies; Niklas Hehenkamp; Giovanni Del Galdo (PLANS, 2020)

Estimation Bounds of Beat Signal in the R-Mode Localization System. - Lars Grundhöfer; Stefan Gewies; Giovanni Del Galdo (IEEE Access, 2021)

Backing-Up GNSS with R-Mode: Positioning Performance for Recursive Estimators. - Lukas Hösch; Filippo Giacomo Rizzi; Lars Grundhöfer; Ralf Ziebold; Daniel Medina (ICL-GNSS (Work in Progress), 2022)

Phase Estimation of Single Tones Next to Modulated Signals in the Medium Frequency R-Mode System. - Lars Grundhöfer; Markus Wirsing; Stefan Gewies; Giovanni Del Galdo (IEEE Access, 2022)

Low Cost SDR Receiver for Medium Frequency R-Mode. - Lars Grundhöfer; Filippo Giacomo Rizzi; Niklas Hehenkamp; Stefan Gewies (PLANS, 2023)

Prediction of Ground Wave Propagation Delays in Terrestrial Radio Navigation Systems Based on Soil Texture Maps. - Niklas Hehenkamp; Filippo Giacomo Rizzi; Lars Grundhöfer; Stefan Gewies (PLANS, 2023)

Evolution of the Medium Frequency R-Mode Receiver. - Lars Grundhöfer; Filippo Giacomo Rizzi; Niklas Hehenkamp; Stefan Gewies (ITSC, 2024)

Prediction of Ground Wave Propagation Delay for MF R-Mode. - Niklas Hehenkamp; Filippo Giacomo Rizzi; Lars Grundhöfer; Stefan Gewies (Sensors, 2024)