Assist Timing Decision Method for Wire Type Walking Assist Suit by Hip Joint Angular Acceleration. - Junyuan Zhang; Hiroumi Murai; Akihito Ito; Nobutaka Tsujiuchi; Tsuyoshi Inoue; Kenta Murakami; Fumiya Hanzawa; Kazuaki Kishimoto; Jun Ozawa (GCCE, 2020)