Indoor Trial of a Distributed Coherent 2x2 MIMO Radar on Three Photonic Chips. - Federico Camponeschi; Filippo Scotti; Valentina Gemmato; Fawad Ahmad 001; Malik Muhammad Haris Amir; Arjun A. Kumar; Muhammad Imran 004; Claudio Porzi; Paolo Ghelfi; Antonella Bogoni; Mirco Scaffardi (OFC, 2026)