FORMAT: A Reconfigurable Tile-Based Antenna Array System for 5G and 6G Millimeter-Wave Testbeds. - Eduardo V. P. Anjos; Marzieh SalarRahimi; Thomas A. H. Bressner; Parastoo Takhighani; Adrián Lahuerta-Lavieja; Amr Elsakka; Jorrit S. Siebenga; Vladimir Volski; Christian Fager; Dominique Schreurs; Guy A. E. Vandenbosch; Ulf Johannsen; et al. (IEEE Syst. J., 2022)