Superconducting quantum interference devices: State of the art and applications. - Reinhold Kleiner; Dieter Koelle; Frank Ludwig; John Clarke (Proc. IEEE, 2004)

Synchronization aspects while using reciprocity for precoding in MIMO-OFDM. - Till Wiegand; Frank Ludwig; Steffen Paul (WSA, 2010)

Low complexity QR-decomposition architecture using the logarithmic number system. - Jochen Rust; Frank Ludwig; Steffen Paul (DATE, 2013)

MTCA.4 LLRF system for the European XFEL. - Julien Branlard; Gohar Ayvazyan; Valeri Ayvazyan; Mariusz Grecki; Matthias Hoffmann; Tomasz Jezynski; Frank Ludwig; Uros Mavric; Sven Pfeiffer; Holger Schlarb; Christian Schmidt 019; Henning Weddig; et al. (MIXDES, 2013)

Femtosecond precision via RF Backplane in MTCA crates. - Krzysztof Czuba; Anna Lysiuk; Pawel Barmuta; Tomasz Lesniak; Frank Ludwig; Holger Schlarb; Tomasz Jezynski (MIXDES, 2013)

Multi-User Pre-Processing in Multi-Antenna OFDM TDD Systems with Non-Reciprocal Transceivers. - Mark Petermann; Markus Stefer; Frank Ludwig; Dirk Wübben; Martin Schneider 004; Steffen Paul; Karl-Dirk Kammeyer (IEEE Trans. Commun., 2013)

Analysis and Implementation for Physical-Layer Network Coding with Carrier Frequency Offset. - Meng Wu 002; Frank Ludwig; Matthias Woltering; Dirk Wübben; Armin Dekorsy; Steffen Paul (WSA, 2014)

QR-decomposition architecture based on two-variable numeric function approximation. - Jochen Rust; Frank Ludwig; Steffen Paul (DATE, 2015)

Homogeneous Biosensing Based on Magnetic Particle Labels. - Stefan Schrittwieser; Beatriz Pelaz; Wolfgang J. Parak; Sergio Lentijo-Mozo; Katerina Soulantica; Jan Dieckhoff; Frank Ludwig; Annegret Guenther; Andreas Tschöpe; Joerg Schotter (Sensors, 2016)

Phase Noise Measurements for L-Band Applications at Attosecond Resolution. - Louise Springer; Frank Ludwig; Uros Mavric; Volodymyr Vasylyuk; Heinrich Pryschelski; Matthias Hoffmann; Holger Schlarb; Alexander Kölpin; Arne F. Jacob (IEEE Trans. Instrum. Meas., 2022)

Sparse-Representation-Based Image Reconstruction for Magnetic Particle Imaging. - Shijie Sun 002; Yaoyao Chen; Klaas-Julian Janssen; Thilo Viereck; Meinhard Schilling; Frank Ludwig; Lijun Xu 001; Jing Zhong (IEEE Trans. Instrum. Meas., 2024)

Low-Cost Magnetic Particle Spectroscopy Hardware for Low-Viral-Load Immunoassays. - Florian Tobias Wolgast; Tamara Kahmann; Klaas-Julian Janssen; Takashi Yoshida; Jing Zhong; Meinhard Schilling; Frank Ludwig; Thilo Viereck (IEEE Trans. Instrum. Meas., 2024)

A Multiport Coaxial Interconnection for MTCA.4 Based High-Frequency Instrumentation Applications. - Johannes Zink 002; Frank Ludwig; Szymon Jablonski; Uros Mavric; Michael Fenner; Stanislav Chystiakov; Holger Schlarb; Friedel Gerfers (IEEE Trans. Instrum. Meas., 2024)