SABA: A Testbed for a Real-Time MIMO System. - Daniel Borkowski; Lars Brühl; Christoph Degen; Wilhelm Keusgen; Gholamreza Alirezaei; Frank Geschewski; Christos Oikonomopoulos; Bernhard Rembold (EURASIP J. Adv. Signal Process., 2006)

Outdoor Channel Characterization of MIMO-LTE Antenna Configurations through Measurements. - Christos Oikonomopoulos-Zachos; Taleb Ould; Matthias Arnold (VTC Spring, 2012)

LTCC passive components for matching circuits of cognitive radio antennas. - Christos Oikonomopoulos-Zachos; Matthias Arnold (ICT, 2016)

Applying simplification algorithms for efficient EM-simulations of a complex Galileo satellite model. - Christos Oikonomopoulos-Zachos; Winfried Simon; Michael Meuleners; Christoph Degen (WiSEE, 2016)

Design and Implementation of a Multi-Link Modem for Future UAS Networks. - Konrad Fuger; Björn Melzer; Fabian Hesse; Andreas Rossbach; Matthias Fuchs; Koojana Kuladinithi; Tobias Marks; Christos Oikonomopoulos-Zachos; E. Stavrou; Andreas Nil; Maximilian Laiacker; Jörg Brinkmeyer; et al. (PerCom Workshops, 2025)

Design and Evaluation of Circular Polarized Antennas for UAS Communication using C-V2X. - Christos Oikonomopoulos-Zachos; Edlira Stavrou; Koojana Kuladinithi; Konrad Fuger (PerCom Workshops, 2025)