A fast DSP-based phase-detector for closed-loop RF control in synchrotrons. - Harald Klingbeil (IEEE Trans. Instrum. Meas., 2005)

Implementation of Realtime and Highspeed Phase Detector on FPGA. - Andre Guntoro; Peter Zipf; Oliver Soffke; Harald Klingbeil; Martin Kumm; Manfred Glesner (ARC, 2006)

Bandwidth Requirement Determination for a Digitally Controlled Cavity Synchronisation in a Heavy Ion Synchrotron Using Ptolemy II. - Christopher Spies; Peter Zipf; Manfred Glesner; Harald Klingbeil (IEEE International Workshop on Rapid System Prototyping, 2008)

Damping of Longitudinal Modes in Heavy-ion Synchrotrons by RF-Feedback. - Dieter Lens; Harald Klingbeil; Thomas Gußner; Andreea Popescu; Kerstin Gross (CCA, 2010)

An FPGA-Based Linear All-Digital Phase-Locked Loop. - Martin Kumm; Harald Klingbeil; Peter Zipf (IEEE Trans. Circuits Syst. I Regul. Pap., 2010)

Comparison of filter designs for a digital beam-phase feedback system in a Heavy-Ion Synchrotron. - Jochen Grieser; Daniel Bug; Dieter Lens; Harald Klingbeil; Jürgen Adamy (MED, 2013)

Cavity in the Loop. - David Scheunert; Jonas Gehrunger; Christian Hochberger; Dieter Lens; Harald Klingbeil (SC Workshops, 2024)

Maximum length binary sequences and spectral power distribution of periodic signals. - Sebastian Orth; Harald Klingbeil (EURASIP J. Adv. Signal Process., 2024)