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依頼シンポジウムセッションI. Symposium Session : ABI-1．Bridging the Underwater World with Acoustic and Optical Waves: Advancing Innovative Underwater Communication Technologies

[ABI-1]Bridging the Underwater World with Acoustic and Optical Waves: Advancing Innovative Underwater Communication Technologies

Fri. Sep 12, 2025 9:15 AM - 12:15 PM JST
Fri. Sep 12, 2025 12:15 AM - 3:15 AM UTC
School of Engineering Building No.1 1F Lecture Room No.1(Okayama University)
Chair:Okamura Yasuhiro(University of Yamanashi), Ishii Nozomu(Niigata University)
9:15 AM - 9:20 AM JST(12:15 AM - 12:20 AM UTC)

[4SE1-101-06-1add]Opening Remarks

9:20 AM - 9:45 AM JST(12:20 AM - 12:45 AM UTC)

[ABI-1-01]Optical Wireless Communication with Air–Underwater Switching Using Invisible Light Spectrum

〇Takahiro Kodama1 (1. Kagawa university)
9:45 AM - 10:10 AM JST(12:45 AM - 1:10 AM UTC)

[ABI-1-02]Selection of Transmitting Optical Wavelength in Shallow-Water Simultaneous Lightwave Information and Power Transfer

〇Yusuke Kozawa1, Honoka Yoshinaga1, Hiromasa Habuchi1 (1. Ibaraki University)
10:10 AM - 10:35 AM JST(1:10 AM - 1:35 AM UTC)

[ABI-1-03]Beam tracking in underwater optical wireless communications

〇Yoshihisa Takayama1 (1. Tokai Univ.)
10:35 AM - 10:50 AM JST(1:35 AM - 1:50 AM UTC)

Break time

10:50 AM - 11:25 AM JST(1:50 AM - 2:25 AM UTC)

[ABI-1-04]Differential OFDM for Underwater Acoustic Communications and Its Performance Evaluation by Shallow Water Experiments and Pass-Band Channel Simulations

Takaaki Shimomura1, Mitsuyasu Deguchi2, Yukihiro Kida2, Takuya Shimura2, 〇Hiroshi Kubo1 (1. Ritsumeikan Univ., 2. JAMSTEC)
11:25 AM - 11:50 AM JST(2:25 AM - 2:50 AM UTC)

[ABI-1-05]Underwater Acoustic Communication Using Orthogonal Signal Division Multiplexing

〇Tadashi Ebihara1 (1. Univ. Tsukuba)
11:50 AM - 12:15 PM JST(2:50 AM - 3:15 AM UTC)

[ABI-1-06]Development of an underwater acoustic communication device for a deep-sea underwater vehicle and investigation for its performance improvement.

〇Yukihiro Kida1, Mitsuyasu Deguchi1, Yoshitaka Watanabe1, Takuya Shimura1 (1. Japan Agency for Marine-Earth Science and Technology)
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