Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
RCS, SR, SRW (Joint) |
2024-03-13 13:25 |
Tokyo |
The University of Tokyo (Hongo Campus), and online (Primary: On-site, Secondary: Online) |
Underwater Acoustic Communication Between Autonomous Surface Vehicle and Autonomous Underwater Vehicle in Shallow Sea Channel
-- Experimental Demonstration of the Mobile Communication Between High Speed Vehicles Using a Multi-channel Decision Feedback Equalizer Approach -- Yukihiro Kida, Mitsuyasu Deguchi, Takuya Shimura (JAMSTEC), Narihiro Iwama (ATLA) RCS2023-260 |
Underwater acoustic communication is known for one of the most severe doubly selective propagation environment with sign... [more] |
RCS2023-260 pp.36-41 |
UWT (2nd) |
2024-01-29 15:40 |
Tokyo |
Tokai University Shinagawa Campus (Primary: On-site, Secondary: Online) |
Performance evaluation of Frame Aggregation and Block-ack Schemes for long distance communication in Underwater acoustic networks Takahiro Nakatsu, Kiyoshi Fukui, Yuki Kubo (OKI) |
In underwater environment, acoustic signals have a lower propagation loss compared to radio wave signals. Therefore, und... [more] |
|
UWT (2nd) |
2023-11-27 17:15 |
Shiga |
Ritsumeikan University Biwako-Kusatsu Campus (BKC) |
Multi-antenna Passband Channel Simulator for Underwater Acoustic Communications Soma Sumita, Haruya Ikeda (Tokyo Univ. of Science), Daisuke Hisano (Osaka Univ.), Hiroshi Kubo (Ritsumeikan Univ.), Kazuki Maruta (Tokyo Univ. of Science) |
Recently, research on underwater acoustic communication in Beyond 5G/6G has attracted much attention. Since the speed of... [more] |
|
SIS, ITE-BCT |
2022-10-14 11:45 |
Aomori |
Hachinohe Institute of Technology (Primary: On-site, Secondary: Online) |
Test Evaluation of Underwater Acoustic Localization for Multiple Sound Sources by Time division and Code Division Multiplexing Atsushi Wada, Shingo Yoshizawa (Kitami Inst. of Tech.), Satoshi Yuasa (Mitsubishi Electric TOKKI Systems), Hideki Sugimoto (Penta-Ocean Construction) SIS2022-21 |
Underwater acoustic localization is used to know underwater positions in remotely operated vehicles (ROVs) and autonomou... [more] |
SIS2022-21 pp.53-56 |
US |
2022-08-22 13:00 |
Tokyo |
Tokyo Tech (Ookayama Campus) |
[Invited Talk]
Characteristics of sound propagation in underwater acoustic measurement Hiroyuki Hachiya (Tokyo Tech.) US2022-29 |
Underwater sounds are widely used for underwater communication, sonar, and wide-area measurement of ocean temperature an... [more] |
US2022-29 pp.1-6 |
SIS, ITE-BCT |
2021-10-07 11:00 |
Online |
Online |
Test Evaluation of Multi-point Simultaneous Measurement in Underwater Acoustic Localization Atsushi Wada, Shingo Yoshizawa (Kitami Inst. of Tech.), Satoshi Yuasa (Mitsubishi Electric TOKKI Systems), Hideki Sugimoto (Penta-Ocean Construction) SIS2021-10 |
Underwater acoustic localization is used to know underwater positions in remotely operated vehicles (ROVs) and autonomou... [more] |
SIS2021-10 pp.1-6 |
SIS |
2021-03-04 09:40 |
Online |
Online |
Development of underwater sound wave propagation simulator handling sound source movement and element directivity Kouhei Suzuki, Shingo Yoshizawa (Kitami Inst. of Tech.) SIS2020-37 |
Communication performance and position accuracy in underwater acoustic communication and localization are affected by so... [more] |
SIS2020-37 pp.11-14 |
SIS, ITE-BCT |
2020-10-01 14:30 |
Online |
Online |
A Study of Multipath Error Reduction in Underwater Acoustic Localization Momoka Tsuruhara, Keisaku Takada, Shingo Yoshizawa (Kitami Inst. of Tech.) SIS2020-17 |
Underwater acoustic localization is used to know underwater positions in remotely operated vehicles (ROVs) and autonomou... [more] |
SIS2020-17 pp.40-43 |
EA, US (Joint) |
2020-01-22 14:00 |
Kyoto |
Doshisha Univ. |
[Poster Presentation]
Comparison of propagation phenomenon of ultrasound and secondary wave using numerical analysis of nonlinear acoustics
-- sound wave diffracting to occlusion area -- Motoharu Oyama, Kan Okubo (Tokyo Metropolitan Univ.) US2019-85 |
Feasibility of acoustic sensing for occlusion areas combining super-directivity speaker and pulse compression technique ... [more] |
US2019-85 pp.83-87 |
EA, US (Joint) |
2020-01-23 13:35 |
Kyoto |
Doshisha Univ. |
Focal point evaluation of focused ultrasonic probe and focus position moving by edge wave Yuusuke Tanaka, Akira Abe, Yukio Ogura (Japan Probe) US2019-97 |
In the focused ultrasound probe, a phenomenon occurs in which the focal point is closer to the design value. This phenom... [more] |
US2019-97 pp.149-154 |
SIS |
2019-12-12 13:30 |
Okayama |
Okayama University of Science |
Acoustic Propagation Modeling with Time Varying Elements for Simulations in Underwater Acoustic Communication Shun Sakamoto, Kohei Suzuki, Shingo Yoshizawa (Kitami Inst. of Tech.), Tomoya Tsukui (IHI), Takashi Saito (Mitsubishi Electric TOKKI) SIS2019-23 |
Underwater acoustic communication is used for remote control and information transmission in remotely operated vehicle (... [more] |
SIS2019-23 pp.1-4 |
US |
2019-08-28 13:50 |
Tokyo |
|
New Remote Water Thermometer Using Ultrasonic Doppler Shift Shokichi Tanaka, Hideyuki Nomura, Tomoo Kamakura (UEC) US2019-39 |
Water temperature distribution in sea water is essential information for analysis of sound wave propagation and monitori... [more] |
US2019-39 pp.11-16 |
US |
2018-07-31 15:00 |
Kyoto |
|
Design of two-dimensional phononic crystal in silicone and its application to GRIN lens Midou Hoshika, Kensuke Manabe, Kenji Tsuruta (Okayama Univ) US2018-37 |
By using transparent solid silicone (PDMS) as a structural medium, design and propagation analysis of a phononic structu... [more] |
US2018-37 pp.31-34 |
EA, ASJ-H, ASJ-AA |
2018-07-24 15:45 |
Hokkaido |
Hokkaido Univ. |
[Invited Talk]
Extension of equivalent circuit representation of vocal-tract models Kunitoshi Motoki (Hokkai-Gakuen Univ.) EA2018-17 |
Computational models of speech production are explained with the electrical equivalent circuit representation. One-dimen... [more] |
EA2018-17 pp.97-102 |
US |
2018-06-21 13:25 |
Kanagawa |
|
Verification of influence of specimen surface shape in speed of sound analysis by ultra-high frequency ultrasound Toshiki Matsuzaki, Atsuko Yamada, Kazuki Tamura, Kazuyo Ito, Kenji Yoshida, Tadashi Yamaguchi (Chiba Univ.) US2018-21 |
High-accuracy measurement of acoustic properties of microstructures using ultra-high frequency ultrasound (< 100 MHz) is... [more] |
US2018-21 pp.7-12 |
US, EA (Joint) |
2018-01-23 13:00 |
Osaka |
|
[Poster Presentation]
Time Domain Numerical Analysis of Acoustical Doppler Effect Using CIP-MOC Method Takuro Sonobe, Kan OKubo, Norio Tagawa (Tokyo Met. Univ.), Takao Tsuchiya (Doshisha Univ.) US2017-97 |
The constrained interpolation profile (CIP) method is
the calculation method to incorporate the spatial differential v... [more] |
US2017-97 pp.77-82 |
US, EA (Joint) |
2018-01-23 13:00 |
Osaka |
|
[Poster Presentation]
Numerical Simulation of Acoustic Diodes Based on Indirect Interband Transitions Shuneki Katsu, Atsushi Ishikawa, Kenji Tsuruta (Okayama Univ.) US2017-99 |
We designed an acoustic diode consisting of a water core sandwiched between metal clads based on the indirect interband ... [more] |
US2017-99 pp.89-91 |
ITS, WBS, RCC |
2017-12-14 13:30 |
Okinawa |
Tiruru/Okinawa Jichikaikan |
[Poster Presentation]
Acoustic Communications Employing Differential OFDM Yusuke Matsumoto, Masashi Takemura, Souichiro Morita, Akinobu Murayama, Takuma Yamagishi, Hiroshi Kubo (Ritsumeikan Univ.) WBS2017-51 ITS2017-28 RCC2017-67 |
This paper discusses OFDM (Orthogonal Frequency Division Multiplexing) with differential encoding assuming on acoustic c... [more] |
WBS2017-51 ITS2017-28 RCC2017-67 pp.89-93 |
SP, SIP, EA |
2017-03-01 12:40 |
Okinawa |
Okinawa Industry Support Center |
[Poster Presentation]
Application and Evaluation of CIP Methods to Acoustic Wave Propagation Analysis with Multi-dimensional Advection Akihiro Fukuda, Kan Okubo (Tokyo Met. Univ.), Takuya Oshima (Niigata Univ.), Takao Tsuchiya (Doshisha Univ.), Masashi Kanamori (JAXA) EA2016-90 SIP2016-145 SP2016-85 |
The constrained interpolation profile (CIP) method is a calculation method with less numerical dispersion error, which u... [more] |
EA2016-90 SIP2016-145 SP2016-85 pp.49-54 |
EA, SP, SIP |
2016-03-29 09:00 |
Oita |
Beppu International Convention Center B-ConPlaza |
[Poster Presentation]
Numerical Analysis of Acoustic Field Propagation with Advection Using Method of Characteristics Akihiro Fukuda, Kan Okubo (Tokyo Met. Univ.), Takuya Oshima (Niigata Univ.), Takao Tsuchiya (Doshisha Univ.), Masashi Kanamori (JAXA) EA2015-107 SIP2015-156 SP2015-135 |
Method of characteristics (MOC) is the calculation method which transforms governing equations of acoustic field into ad... [more] |
EA2015-107 SIP2015-156 SP2015-135 pp.225-230 |