Analysis of 920 MHz Band Received Power Fluctuation in a Factory Environment. - Hirokazu Sawada; Hikaru Kawasaki; Azril Haniz; Kazuo Ibuka; Takeshi Matsumura; Fumihide Kojima; Kotaro Ikeda; Kensuke Matsui; Takuto Kurose; Yasuyuki Yanagi; Tadahide Kunitachi (WPMC, 2021)