Experimental Demonstration of a mmWave Passive Access Point Extender Based on a Binary Reconfigurable Intelligent Surface. - Vladislav Popov; Mikhail A. Odit; Jean-Baptiste Gros; Vladimir A. Lenets; Akira Kumagai; Mathias Fink; Kotaro Enomoto; Geoffroy Lerosey (Frontiers Commun. Networks, 2021)