The effect of fluctuation to auditory lateralization on stereophonic presentation using a pair of sound from ultrasound. - Ryunosuke Iwaoka; Masataka Moriga; Keiichi Zempo; Makoto Ito; Masayuki Kawamoto; Koichi Mizutani; Naoto Wakatsuki (GCCE, 2017)

Acoustic Beacon for Smartphones to Support Optimum Wi-Fi Spot Connection. - Riku Fukuda; Ryunosuke Iwaoka; Tadashi Ebihara; Koichi Mizutani; Naoto Wakatsuki; Keiichi Zempo (GCCE, 2018)

Ultrasound from Cyber Map: Intuitive Guidance Method using Binaural Parametric Loudspeaker. - Ryunosuke Iwaoka; Masataka Moriga; Hisham Elser Bilal Salih; Keiichi Zempo; Koichi Mizutani; Naoto Wakatsuki (ISS, 2018)

Spot-Presentation of Stereophonic Earcons to Assist Navigation for the Visually Impaired. - Yuichi Mashiba; Ryunosuke Iwaoka; Hisham Elser Bilal Salih; Masayuki Kawamoto; Naoto Wakatsuki; Koichi Mizutani; Keiichi Zempo (Multimodal Technol. Interact., 2020)