Fair Pilot Assignment Based on AOA and Pathloss with Location Information in Massive MIMO. - Haruhi Echigo; Tomoaki Ohtsuki; Wenjie Jiang 002; Yasushi Takatori (GLOBECOM, 2017)

Graph Coloring-Based Pilot Reuse with AOA and Distance in D2D Underlay Massive MIMO. - Haruhi Echigo; Tomoaki Ohtsuki (VTC Spring, 2018)

A Deep Learning-Based Low Overhead Beam Selection in mmWave Communications. - Haruhi Echigo; Yuwen Cao; Mondher Bouazizi; Tomoaki Ohtsuki (IEEE Trans. Veh. Technol., 2021)