Proposal of shadowing estimation method to improve TCP throughput in road-to-vehicle system. - Ryo Kajiwara; Masataka Imao; Katsutoshi Tsukamoto; Shozo Komaki (IEICE Electron. Express, 2006)

R&D project of Multilayered communications network - For disaster-resilient communications. - Fumiyuki Adachi; Yoji Kishi Kddi; Shingo Ohmori; Kazunori Takeuchi; Masaharu Hamaguchi; Ryo Kajiwara (WPMC, 2012)