SHIMURA TAKUYA
| Research Institute for Marine Technology and Engineering | Director-General |
| Research Institute for Marine Technology and Engineering Marine Engineering Science Center | Director |
| Research Institute for Marine Technology and Engineering Smart Sensing Technology Development Center Development of Acoustic Sensing Cable Group | - |
| Institute for Marine-Earth Exploration and Engineering Project Office for Hadal-Deep Sea Exploration Support Vessel | Deputy Director |
| General Project Team for SIP Project Team for Ocean Robotics Survey Technology Ocean Acoustic Technology Unit | Unit Leader |
Researcher Information
researchmap URL
Research activity information
Papers
- Mitsuyasu Deguchi; Yukihiro Kida; Yoshitaka Watanabe; Takuya SHIMURA
Stability analysis of covariance matrices in recursive least squares equalization for underwater acoustic communication: results from a sea trial
Japanese Journal of Applied Physics, 10 Feb. 2026 - Yukihiro Kida; Mitsuyasu Deguchi; Yoshitaka Watanabe; Takuya SHIMURA
Application of the block sparse improved proportionate least mean square based adaptive decision feedback equalizer to mobile underwater acoustic communication channels: improvement in reverberate channel and relaxation in hyperparameter tuning
Japanese Journal of Applied Physics, 03 Feb. 2026 - Mitsuyasu Deguchi; Yukihiro Kida; Yoshitaka Watanabe; Takuya Shimura; Hiroshi Kubo
Dependence of Demodulation Performance on Bandwidth for Underwater Acoustic Communication with a Fast Moving Terminal in Shallow Water
OCEANS 2025 Brest, 16 Jun. 2025
1, 10 - Mitsuyasu Deguchi; Yukihiro Kida; Yoshitaka Watanabe; Takuya SHIMURA; Hiroshi KUBO
Characteristics of multipath signals and demodulation performance in underwater acoustic communication with a fast-moving terminal
Japanese Journal of Applied Physics, 14 Apr. 2025 - Yukihiro Kida; Mitsuyasu Deguchi; Takuya SHIMURA
A sparse adaptive decision feedback equalization equipped with digital phase-locked loop on feedback filter for underwater acoustic communication with a fast-moving platform
Japanese Journal of Applied Physics, 31 Mar. 2025 - Deguchi Mitsuyasu; Kida Yukihiro; Watanabe Yoshitaka; Shimura Takuya
3J1-4 Effects of nonuniform Doppler shifts on underwater acoustic communication with a rapidly moving terminal in shallow water
Proceedings of Symposium on Ultrasonic Electronics, 25 Nov. 2024
45, 158 - Kida Yukihiro; Deguchi Mitsuyasu; Shimura Takuya
1P6-3 A Study on Sparse Adaptive Equalization Algorithms for Communication with a High-Speed Moving Object in Underwater Acoustic Channels
Proceedings of Symposium on Ultrasonic Electronics, 25 Nov. 2024
45, 71 - Mitsuyasu Deguchi; Yukihiro Kida; Yoshitaka Watanabe; Takuya Shimura
Decision Feedback Equalizer with Feedback Filters for Receiver Channels on Underwater Acoustic Communication
OCEANS 2024 - Halifax, 23 Sep. 2024
1, 8 - Mitsuyasu Deguchi; Yukihiro Kida; Yoshitaka Watanabe; Takuya Shimura
Adaptive Digital Down-Conversion to Compensate Uniform and Nonuniform Doppler Shifts and to Reduce Processing Delay
2024 Seventh Underwater Communications and Networking Conference (UComms), 03 Sep. 2024
1, 5 - Mitsuyasu Deguchi; Yukihiro Kida; Yoshitaka Watanabe; Takuya Shimura
Suppression of effects of the synchronization error with adaptive down-conversion for underwater acoustic communication
Japanese Journal of Applied Physics, 01 May 2024
63, 5, 05SP08, 05SP08 - Yukihiro Kida; Mitsuyasu Deguchi; Takuya Shimura
A sparse adaptive decision feedback equalization approach for the high data rate vertical underwater acoustic communication in deep sea
Japanese Journal of Applied Physics, 01 Apr. 2024 - Deguchi Mitsuyasu; Kida Yukihiro; Watanabe Yoshitaka; Shimura Takuya
3J3-3 Suppression of effects of synchronization error with Adaptive digital down-conversion on underwater acoustic communication
Proceedings of Symposium on Ultrasonic Electronics, 13 Nov. 2023
44, 244 - Kida Yukihiro; Deguchi Mitsuyasu; Shimura Takuya
2P6-1 A decision feedback equalizer with L1-norm regularization in underwater acoustic communication
Proceedings of Symposium on Ultrasonic Electronics, 13 Nov. 2023
44, 157 - Mitsuyasu Deguchi; Yukihiro Kida; Takuya Shimura
Low-dimensional approximation of recursive least squares algorithm applied to decision feedback equalizer on underwater acoustic communication
OCEANS 2023 - MTS/IEEE U.S. Gulf Coast, 25 Sep. 2023 - Yoshitaka Watanabe; Satoshi Kondo; Koji Meguro; Takuya Shimura; Mitsuyasu Deguchi; Yukihiro Kida
Development of Integrated Acoustic Communication and Positioning System for Operation of Autonomous Underwater Vehicles and a Sea Trial
Volume 4: Ocean Space Utilization, 11 Jun. 2023 - Zhengnan Li; Diego A. Cuji; Yukihiro Kida; Mitsuyasu Deguchi; Takuya Shimura; Milica Stojanovic
Frequency Offset Estimation for High Data Rate Acoustic MIMO-OFDM Systems
OCEANS 2023 - Limerick, 05 Jun. 2023 - Yukihiro Kida; Mitsuyasu Deguchi; Kenjiro Okadome; Yoshitaka Watanabe; Takuya Shimura
Experimental demonstration of high spectral efficiency MIMO underwater acoustic communication using adaptive passive time reversal on the continental shelf in mid latitude
OCEANS 2023 - Limerick, 05 Jun. 2023 - Yukihiro Kida; Mitsuyasu Deguchi; Takuya Shimura
Experimental demonstration of spatial division multiplexing multiple-input/multiple-output underwater acoustic communication using a time-reversal method at the depth of the continental shelf: a consideration of optimization of signal length and number of transmission channels
Japanese Journal of Applied Physics, 27 Apr. 2023
62, SJ, SJ1049, SJ1049
[Reviewed] - Mitsuyasu Deguchi; Yukihiro Kida; Takuya Shimura
Experimental demonstration of equalization with phase lock loops against Doppler shifts of multipath signals on underwater acoustic communications
2023 IEEE Underwater Technology (UT), 06 Mar. 2023 - Yukihiro Kida; Mitsuyasu Deguchi; Yoshitaka Watanabe; Takuya Shimura
Experiments for long-range high-rate underwater acoustic MIMO communication using adaptive passive time reversal
2023 IEEE Underwater Technology (UT), 06 Mar. 2023 - Akihiro Okamoto; Kangsoo Kim; Masahiko Sasano; Takumi Sato; Shogo Inaba; Satoshi Kondo; Hiroshi Matsumoto; Takashi Murashima; Takuya Shimura; Toshifumi Fujiwara; Hiroyuki Osawa
Development of a Basic Formation Control System for Heterogeneous Autonomous Marine Vehicles and its Sea Trials in Suruga Bay
2023 IEEE UNDERWATER TECHNOLOGY, UT, 2023 - Yukihiro Kida; Mitsuyasu Deguchi; Takuya Shimura
Experimental demonstration on long-range time-reversal multiple-input/multiple-output underwater acoustic communication over tens of kbps in 12.5 km range
Japanese Journal of Applied Physics, 01 Jul. 2022
61, SG, SG1057, SG1057
[Reviewed] - 樹田行弘; 出口充康; 志村拓也
水中音響通信技術の紹介
電子情報通信学会通信ソサイエティマガジンB-plus, Apr. 2022
60, 春, 271, 283
[Reviewed], [Invited] - Y. Kida; T. Shimura; K. Okadome; M. Deguchi
High-Rate Underwater Acoustic MIMO Communication Using Adaptive Passive Time Reversal: Demonstrations in Shallow Water Channel
Proceedings of the 10th Convention of the European Acoustics Association Forum Acusticum 2023, 17 Jan. 2022
5079, 5085 - Yukihiro Kida; Mitsuyasu Deguchi; Takuya Shimura
Introduction for Underwater Acoustic Communication Technology
IEICE Communications Society Magazine, 2022
15, 4, 271, 283 - Mitsuyasu Deguchi; Yukihiro Kida; Takuya Shimura
Suppression of effects of Doppler shifts of multipath signals in underwater acoustic communication
Acoustical Science and Technology, 01 Jan. 2022
43, 1, 10, 21
[Reviewed] - Kida Yukihiro; Deguchi Mitsuyasu; Shimura Takuya
3J5-3 An at-sea experiment of Time-Reversal MIMO communication off the coast of Fukushima
Proceedings of Symposium on Ultrasonic Electronics, 25 Oct. 2021
42, n/a - Takuya Shimura; Yukihiro Kida; Mitsuyasu Deguchi; Yoshitaka Watanabe; Yosaku Maeda
High-rate underwater acoustic communication at over 600 kbps x km for vertical uplink data transmission on a full-depth lander system
2021 Fifth Underwater Communications and Networking Conference (UComms), 31 Aug. 2021
[Reviewed] - Mitsuyasu Deguchi; Yukihiro Kida; Yoshitaka Watanabe; Takuya Shimura
Application of adaptive digital down-conversion to underwater acoustic communication with nonuniform Doppler shift
Japanese Journal of Applied Physics, 01 Jul. 2020
59, SK, SKKF02, SKKF02
[Reviewed] - Yukihiro Kida; Mitsuyasu Deguchi; Takuya Shimura
Investigation of a channel tracking based time reversal processing for underwater acoustic communication
Japanese Journal of Applied Physics, 01 Jul. 2020
59, SK, SKKF01, SKKF01
[Reviewed] - Deguchi Mitsuyasu; Kida Yukihiro; Watanabe Yoshitaka; Shimura Takuya
3J3-1 Adaptive symbol time adjustment for underwater acoustic communication with nonuniform Doppler shift
Proceedings of Symposium on Ultrasonic Electronics, 25 Nov. 2019
40, n/a - Kida Yukihiro; Deguchi Mitsuyasu; Shimura Takuya
2P6-2 Investigation of a channel tracking based time reversal processing for underwater acoustic communication
Proceedings of Symposium on Ultrasonic Electronics, 25 Nov. 2019
40, n/a - Mitsuyasu Deguchi; Yukihiro Kida; Yoshitaka Watanabe; Takuya Shimura
Dependence of demodulation performance on symbol rate for underwater acoustic communication with nonuniform Doppler shift
Japanese Journal of Applied Physics, 01 Jul. 2019
58, SG, SGGF02, SGGF02
[Reviewed] - Yukihiro Kida; Takuya Shimura; Mitsuyasu Deguchi
The relationship of time-reversal and multi-channel decision feedback equalization in underwater acoustic communication
Japanese Journal of Applied Physics, 01 Jul. 2019
58, SG, SGGF03, SGGF03
[Reviewed] - Takuya Shimura; Mitsuyasu Deguchi; Yukihiro Kida
High-rate multiple-input/multiple-output communication with adaptive time reversal demonstrated in tank experiments
Japanese Journal of Applied Physics, 01 Jul. 2019
58, SG, SGGF06, SGGF06
[Reviewed] - Takuya SHIMURA; Yukihiro KIDA; Mitsuyasu DEGUCHI
High-rate acoustic communication at the data rate of 69 kbps over the range of 3,600 m developed for vertical uplink communication
OCEANS 2019 - Marseille, Jun. 2019 - Yoshitaka Watanabe; Koji Meguro; Mitsuyasu Deguchi; Yukihiro Kida; Takuya Shimura
Integrated acoustic communication and positioning system between an autonomous surface vehicle and autonomous underwater vehicles
Proceedings of the International Conference on Offshore Mechanics and Arctic Engineering - OMAE, 2019
6 - Takuya SHIMURA; Yukihiro KIDA; Mitsuyasu DEGUCHI
High-rate underwater acoustic communication system for SHINKAI6500
2018 IEEE/OES Autonomous Underwater Vehicle Workshop (AUV), Nov. 2018 - Deguchi Mitsuyasu; Kida Yukihiro; Watanabe Yoshitaka; Shimura Takuya
3P6-2 Dependence of Demodulation Performance on Symbol Rate for Underwater Acoustic Communication with Nonuniform Doppler Shift
Proceedings of Symposium on Ultrasonic Electronics, 29 Oct. 2018
39, n/a - Shimura Takuya; Kida Yukihiro; Mitsuyasu Deguchi
2E2-5 Demonstration of High Rate MIMO Communication with Adaptive Time Reversal in Tank Experiment
Proceedings of Symposium on Ultrasonic Electronics, 29 Oct. 2018
39, n/a - Kida Yukihiro; Shimura Takuya; Deguchi Mitsuyasu
3P6-4 A Relationship of Time Reversal and Multi-Channel DFE in Underwater Acoustic Communication
Proceedings of Symposium on Ultrasonic Electronics, 29 Oct. 2018
39, n/a - Yukihiro KIDA; Mitsuyasu DEGUCHI; Takuya SHIMURA
Experimental Result for a High-rate Underwater Acoustic Communication in Deep Sea for a Manned Submersible SHINKAI6500
The Journal of the Marine Acoustics Society of Japan, 01 Oct. 2018
45, 4, 197, 203
[Reviewed] - Mitsuyasu Deguchi; Yukihiro Kida; Yoshitaka Watanabe; Takuya Shimura
Analysis of effects of multipath signal with nonuniform Doppler shift on vertical underwater acoustic communication
Japanese Journal of Applied Physics, 01 Jul. 2018
57, 7S1, 07LG03, 07LG03
[Reviewed] - Yukihiro Kida; Mitsuyasu Deguchi; Takuya Shimura
Evaluation of effects of multipath and co-channel interference on time reversal multiple-input/multiple-output in underwater acoustic channel
Japanese Journal of Applied Physics, 01 Jul. 2018
57, 7S1, 07LG01, 07LG01
[Reviewed] - Takuya Shimura; Yukihiro Kida; Mitsuyasu Deguchi; Yoshitaka Watanabe
Multiuser communication using adaptive time reversal with moving transmitter
Japanese Journal of Applied Physics, 01 Jul. 2018
57, 7S1, 07LC07, 07LC07
[Reviewed] - Takuya Shimura; Yukihiro Kida; Mitsuyasu Deguchi
Multiuser Communication with Adaptive Time Reversal Under Doppler Effect
2018 OCEANS - MTS/IEEE Kobe Techno-Oceans (OTO), May 2018 - Yukihiro Kida; Mitsuyasu Deguchi; Takuya Shimura
The Effects of Interferences on Time Reversal MIMO: An Evaluation of Multipath and Co-Channel Interference
2018 OCEANS - MTS/IEEE Kobe Techno-Oceans (OTO), May 2018 - Yoshitaka Watanabe; Koji Meguro; Mitsuyasu Deguchi; Takuya Shimura
Development of acoustic communication and positioning system for operation of multiple AUVS
Proceedings of the International Conference on Offshore Mechanics and Arctic Engineering - OMAE, 2018
6 - Deguchi Mitsuyasu; Kida Yukihiro; Watanabe Yoshitaka; Shimura Takuya
2P6-6 Analysis of effects of multipath signal with nonuniform Doppler shift on vertical underwater acoustic communication
Proceedings of Symposium on Ultrasonic Electronics, 25 Oct. 2017
38, n/a - Shimura Takuya; Kida Yukihiro; Deguchi Mitsuyasu; Watanabe Yoshitaka
3J2-2 Multiuser communication with moving targets using adaptive time reversal
Proceedings of Symposium on Ultrasonic Electronics, 25 Oct. 2017
38, n/a - Kida Yukihiro; Deguchi Mitsuyasu; Shimura Takuya
2P6-7 Evaluation of effects of multipath and co-channel interference on time reversal MIMO in underwater acoustic channel
Proceedings of Symposium on Ultrasonic Electronics, 25 Oct. 2017
38, n/a - Takuya Shimura; Yukihiro Kida; Mitsuyasu Deguchi; Yoshitaka Watanabe; Hiroshi Ochi
Experimental study on multiple-input/multiple-output communication with time reversal in deep ocean
JAPANESE JOURNAL OF APPLIED PHYSICS, Jul. 2017
56, 7
[Reviewed] - Yukihiro Kida; Takuya Shimura; Mitsuyasu Deguchi; Yoshitaka Watanabe; Hiroshi Ochi; Koji Meguro
Performance analysis of passive time reversal communication technique for multipath interference in shallow sea acoustic channel
JAPANESE JOURNAL OF APPLIED PHYSICS, Jul. 2017
56, 7
[Reviewed] - Takuya Shimura; Yukihiro Kida; Mitsuyasu Deguchi
Basic research on MIMO underwater communication using adaptive time reversal
OCEANS 2017 - Aberdeen, Jun. 2017 - Kida Yukihiro; Deguchi Mitsuyasu; Watanabe Yoshitaka; Shimura Takuya; Ochi Hiroshi; Meguro Koji
1P6-3 Performance analysis of passive time reversal communication technique for multipath interference in shallow sea acoustic channel
Proceedings of Symposium on Ultrasonic Electronics, 16 Nov. 2016
37, n/a - Deguchi Mitsuyasu; Kida Yukihiro; Meguro Koji; Watanabe Yoshitaka; Shimura Takuya; Ochi Hiroshi
1P6-4 At-sea experiment of underwater acoustic communication with a prototype of autonomous surface vehicle
Proceedings of Symposium on Ultrasonic Electronics, 16 Nov. 2016
37, n/a - Shimura Takuya; Kida Yukihiro; Deguchi Mitsuyasu; Ochi Hiroshi
2E1-2 MIMO underwater acoustic communication using adaptive time reversal in deep ocean
Proceedings of Symposium on Ultrasonic Electronics, 16 Nov. 2016
37, n/a - Mitsuyasu Deguchi; Yukihiro Kida; Yoshitaka Watanabe; Takuya Shimura; Hiroshi Ochi
Basic experimental demonstration for acoustic communications between an ASV and an AUV
Proceedings of the International Offshore and Polar Engineering Conference, 2016
2016-, 556, 561 - Tadahiro Hyakudome; Takao Sawa; Yoshiyuki Nakano; Yoshitaka Watanabe; Tatsuya Fukuda; Takeshi Nakatani; Hiroshi Matsumoto; Ryotaro Suga; Hiroshi Yoshida; Hiroshi Ochi; Takuya Shimura; Koji Meguro; Mitsuyasu Deguchi; Takashi Yoda
Development of prototype autonomous surface vehicle
2016 Techno-Ocean (Techno-Ocean), 2016 - Yoshitaka Watanabe; Yutaka Ota; Shojiro Ishibashi; Takuya Shimura; Makoto Sugesawa; Kiyotaka Tanaka
An Ocean Experiment of Inverse SSBL Acoustic Positioning Using Underwater Vehicle OTOHIME
OCEANS 2016 MTS/IEEE MONTEREY, 2016
[Reviewed] - Takuya Shimura; Yukihiro Kida; Mitsuyasu Deguchi; Yoshitaka Watanabe; Hiroshi Ochi
At-sea experiment of adaptive time-reversal multiuser communication in the deep ocean
JAPANESE JOURNAL OF APPLIED PHYSICS, Jul. 2015
54, 7
[Reviewed] - SHIMURA Takuya; DEGUCHI Mitsuyasu; KIDA Yukihiro; OCHI Hiroshi
2P6-15 Adaptive time reversal multiuser communication in the deep ocean(Poster Session)
Proceedings of Symposium on Ultrasonic Electronics, 03 Dec. 2014
35, 365, 366 - Takuya Shimura; Mitsuyasu Deguchi; Yukihiro Kida; Yoshitaka Watanabe; Hiroshi Ochi
Time reversal for multi-user communication in underwater acoustics
Proceedings of Forum Acusticum, 2014
2014- - Yoshitaka Watanabe; Hiroshi Ochi; Takuya Shimura
AN EXPERIMENT OF ACOUSTIC NAVIGATION SYSTEM USING INVERSE SUPER SHORT BASELINE FOR UNDERWATER VEHICLE
33RD INTERNATIONAL CONFERENCE ON OCEAN, OFFSHORE AND ARCTIC ENGINEERING, 2014, VOL 7, 2014
[Reviewed] - T. Shimura; H. Ochi; H. C. Song
Experimental demonstration of multiuser communication in deep water using time reversal
The Journal of the Acoustical Society of America, Oct. 2013
134, 4, 3223, 3229 - YOSHIDA Hiroshi; HYAKUDOME Tadahiro; ISHIBASHI Shojiro; OCHI Hiroshi; SHIMURA Takuya
Telerobotics on Underwater Vehicles
JRSJ, 15 Jul. 2012
30, 6, 578, 581 - T. Shimura; Y. Watanabe; H. Ochi; H. C. Song
Long-range time reversal communication in deep water: Experimental results
The Journal of the Acoustical Society of America, Jul. 2012
132, 1, EL49, EL53 - Takuya Shimura; Yoshitaka Watanabe; Hiroshi Ochi
Experiments of long-range time-reversal communication in the deep ocean
11th European Conference on Underwater Acoustics 2012, ECUA 2012, 2012
34, 3, 726, 730 - Takuya Shimura; Hiroshi Ochi; Yoshitaka Watanabe; Takehito Hattori
Demonstration of time-reversal communication combined with spread spectrum at the range of 900 km in deep ocean
Acoustical Science and Technology, 2012
33, 2, 113, 116
[Reviewed] - Yoshitaka Watanabe; Hiroshi Ochi; Takuya Shimura
A Study of Inverse SSBL Acoustic Positioning with Data Transmission for Multiple AUV Navigation
OCEANS, 2012 - YEOSU, 2012
[Reviewed] - Takuya Shimura; Hiroshi Ochi; Yoshitaka Watanabe; Takehito Hattori
Time-reversal communication in deep ocean Results of recent experiments
2011 IEEE Symposium on Underwater Technology, UT'11 and Workshop on Scientific Use of Submarine Cables and Related Technologies, SSC'11, 2011
[Reviewed] - Takehito Hattori; Yoshitaka Watanabe; Hiroshi Ochi; Takuya Shimura
A calibration of SSBL acoustic positioning system in the ocean
OCEANS'10 IEEE Sydney, OCEANSSYD 2010, 2010
[Reviewed] - Yoshitaka Watanabe; Hiroshi Ochi; Takuya Shimura; Takehito Hattori
Beam Forming Property of Coded Acoustic Signal for Long-Range Acoustic Navigation of a Cruising Autonomous Underwater Vehicle
JAPANESE JOURNAL OF APPLIED PHYSICS, 2010
49, 7
[Reviewed] - Yoshitaka Watanabe; Hiroshi Ochi; Takuya Shimura; Takehito Hattori
ACOUSTIC AUV NAVIGATION REFERING TO THE POSITION OF A SURFACE STATION WITH ACOUSTIC DATA TRANSMISSION
PROCEEDINGS OF THE ASME 29TH INTERNATIONAL CONFERENCE ON OCEAN, OFFSHORE AND ARCTIC ENGINEERING 2010, VOL 3, 2010
153, 161
[Reviewed] - Yoshitaka Watanabe; Hiroshi Ochi; Takuya Shimura; Takehito Hattori
Super Short Baseline Underwater Acoustic Positioning Supported by Inertial Navigation Data Using Spread Spectrum Communication for Autonomous Underwater Vehicle and Error Analysis in Deep Water
JAPANESE JOURNAL OF APPLIED PHYSICS, Jul. 2009
48, 7
[Reviewed] - Hiroshi Yoshida; Sawa Takao; Tadahiro Hyakudome; Shojiro Ishibashi; Hiroshi Ochi; Takuya Shimura; Junichiro Tahara; Takayoshi Watanabe; Tomoya Inoue; Satoshi Tsukioka; Taro Aoki
CONCEPTUAL DESIGN AND KEY TECHNOLOGY DEVELOPMENT OF A LONG-RANGE UNDERWATER VEHICLE TRAVELING OVER THOUSANDS KILOMETERS
OMAE 2009, VOL 4, PTS A AND B, 2009
1455, 1462 - Takuya Shimura; Hiroshi Ochi; Yoshitaka Watanabe; Takehito Hattori
Results of basic at-sea experiments on time-reversal communication in the deep ocean
OCEANS 2008 - MTS/IEEE KOBE TECHNO-OCEAN, VOLS 1-3, 2008
1077, +
[Reviewed] - Hiroshi Yoshida; Dhugal J. Lindsay; Hiroyuki Yamamoto; Satoshi Tsukioka; Takuya Shimura; Shojiro Ishibashi
Small hybrid vehicles for jellyfishes survey in midwater
PROCEEDINGS OF THE SEVENTEENTH (2007) INTERNATIONAL OFFSHORE AND POLAR ENGINEERING CONFERENCE, VOL 1- 4, PROCEEDINGS, 2007
127, + - Y Watanabe; H Ochi; T Shimura
Basic study on acoustic communication using direct-sequence spread spectrum for underwater acoustic positioning
JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS BRIEF COMMUNICATIONS & REVIEW PAPERS, Jun. 2005
44, 6B, 4717, 4721
[Reviewed] - T Shimura; Y Watanabe; H Ochi
Basic research on time-reversal waves in deep ocean for long acoustic communication
JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS BRIEF COMMUNICATIONS & REVIEW PAPERS, Jun. 2005
44, 6B, 4722, 4728
[Reviewed] - Takuya Shimura; Yoshitaka Watanabe; Hiroshi Ochi
A fundamental study on the application of passive time reversal to acoustic communication
Forum Acusticum Budapest 2005: 4th European Congress on Acustics, 2005
267, 271 - Takuya Shimura; Yoshitaka Watanabe; Hiroshi Ochi
A basic research on the long horizontal active time reversal communication
Ocean '04 - MTS/IEEE Techno-Ocean '04: Bridges across the Oceans - Conference Proceedings, 2004
4, 2219, 2224 - Hiroshi Ochi; Takuya Shimura; Takao Sawa; Yasutaka Amitani; Hidehiko Nakajoh; Tadahiro Hyakudome; Satoshi Tsukioka; Takashi Murashima; Taro Aoki
Underwater acoustic data transmission system for AUV "URASHIMA"
Proceedings of the International Offshore and Polar Engineering Conference, 2004
268, 273 - SHIMURA Takuya; AMITANI Yasutaka; SAWA Takao; WATANABE Yoshitaka; SUZUKI Hideyuki
Research on Improvement of the Propulsion Maneuver System of SHINKAI6500
Journal of the Japan Society of Naval Architects and Ocean Engineers, Jan. 2002
第191号, 2002, 191, pp.125-133, 133
[Reviewed] - Takuya Shimura; Yasutaka Amitani; Takao Sawa; Yoshitaka Watanabe
A basic research on the improvement of propulsion maneuvering system and the automatic motion control of SHINKAI6500
Oceans Conference Record (IEEE), 2002
3, 1332, 1338 - Hiroshi Ochi; Takuya Shimura; Takao Sawa; Yasutaka Amitani; Toshiaki Nakamura
Experiments for acoustic digital data communication using frequency shift keying modulation
Japanese Journal of Applied Physics, Part 1: Regular Papers and Short Notes and Review Papers, 2000
39, 5 B, 3184, 3187
Misc.
- 有田英司; 下村崇碩; 出口充康; 樹田行弘; 志村拓也; 久保博嗣
Double Selectivity Evaluation of Underwater Acoustic Communications in Shallow Sea Environments: Comparison between Simple Shallow Sea Model Analysis and Shallow Sea Experimental Results
電子情報通信学会技術研究報告(Web), 2025
124, 364(IT2024 26-72) - 渡邊佳孝; 出口充康; 樹田行弘; 中谷武志; 志村拓也
Development and Evaluation of Acoustic Communication and Positioning System for An AUV Operated in Ultra Deep Underwater
海洋音響学会研究発表会講演論文集, 2025
2025 - 出口充康; 樹田行弘; 渡邊佳孝; 志村拓也
Suppression of degradation caused by the Doppler spreading in mobile underwater acoustic communication in shallow water
海洋音響学会研究発表会講演論文集, 2025
2025 - 樹田行弘; 出口充康; 渡邊佳孝; 志村拓也
Application of sparse adaptive equalization to a mobile underwater acoustic communication channel with high relative speed movement.
海洋音響学会研究発表会講演論文集, 2025
2025 - 松木陽斗; 樹田行弘; 出口充康; 志村拓也; 久保博嗣
Performance Comparison between Coherent OFDM and Differential OFDM for Underwater Acoustic Communications
電子情報通信学会大会講演論文集(CD-ROM), 2025
2025 - 下村崇碩; 出口充康; 樹田行弘; 志村拓也; 久保博嗣
Performance Comparison of Differential OFDM for Underwater Acoustic Communications by Shallow Water Experiments and Simple Pass-Band Channel Simulations
電子情報通信学会技術研究報告(Web), 2025
125, 88(RCS2025 31-73) - 丸田一輝; 野中柊次; 久野大介; 出口充康; 樹田行弘; 志村拓也
Efforts toward Underwater Large-Scale MIMO-OFDM Transmission
電子情報通信学会技術研究報告(Web), 2025
125, 131(RCC2025 18-32) - 松木陽斗; 出口充康; 樹田行弘; 志村拓也; 佐保賢志; 久保博嗣
Comparison between Coherent OFDM and Differential OFDM for Double Selectivity of Underwater Acoustic Communications
電子情報通信学会技術研究報告(Web), 2025
125, 134(SR2025 16-38) - 有田英司; 下村崇碩; 出口充康; 樹田行弘; 志村拓也; 久保博嗣
A Simple Pass-Band Channel Simulator for Shallow Sea Underwater Acoustic Communications
電子情報通信学会論文誌 B(Web), 2025
J108-B, 7 - 出口充康; 樹田行弘; 志村拓也
Suppression against effects of the nonuniform Doppler shift for underwater acoustic communication
電子情報通信学会大会講演論文集(CD-ROM), 2024
2024 - 久保博嗣; 出口充康; 樹田行弘; 志村拓也
A Double Selectivity Evaluation Scheme Using a Simple Shallow Sea Model for Underwater Acoustic Communications
電子情報通信学会技術研究報告(Web), 2024
124, 216(RCS2024 133-151) - 出口充康; 樹田行弘; 渡邊佳孝; 志村拓也
Suppression of Changes in Signal Length with Adaptive Digital Down-conversion
電子情報通信学会技術研究報告(Web), 2024
124, 252(AP2024 135-159) - 樹田行弘; 出口充康; 志村拓也; 岩間成裕
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-
電子情報通信学会技術研究報告(Web), 2024
123, 434(RCS2023 250-294) - 出口充康; 樹田行弘; 渡邊佳孝; 志村拓也
Effects of the Doppler shift on synchronization in underwater acoustic communication
電子情報通信学会技術研究報告(Web), 2024
123, 434(RCS2023 250-294) - 出口充康; 樹田行弘; 渡邊佳孝; 志村拓也
Suppression of effects of phase shifts of delayed signals in underwater acoustic communication
電子情報通信学会大会講演論文集(CD-ROM), 2023
2023 - 出口充康; 樹田行弘; 志村拓也
Experimental demostration of phase compensation processing against multipath signals in underwater acoustic communication
海洋音響学会研究発表会講演論文集, 2023
2023 - 樹田行弘; 出口充康; 岡留健二郎; 渡邊佳孝; 志村拓也
The experimental verification of long-range underwater acoustic MIMO communication using adaptive passive time reversal in shallow sea environment.
海洋音響学会研究発表会講演論文集, 2023
2023 - 吉村拓真; 藤田太一; 樹田行弘; 出口充康; 志村拓也; 久保博嗣
Comparison of Coherent OFDM and Differential OFDM for Underwater Acoustic Communications
電子情報通信学会大会講演論文集(CD-ROM), 2023
2023 - Diego Cuji; Zhengnan Li; Yukihiro Kida; Mitsuyasu Deguchi; Takuya Shimura; Milica Stojanovic
Frequency Offset Compensation for Vertical Underwater Acoustic Communication with a Deep Submersible
The 16th International Conference on Underwater Networks & Systems, 14 Nov. 2022 - Yukihiro Kida; Mitsuyasu Deguchi; Takuya Shimura
An experiment of 400 kbps • km Class Underwater Acoustic MIMO Communication in Shallow Sea
The 43rd Symposium on UltraSonic Electronics (USE2022), Nov. 2022 - Naruhiro IWAMA; Takaki YAMADA; Yukihiro KIDA; Mitsuyasu DEGUCHI; Takuya SHIMURA
Underwater Acoustic Communication between UUV and USV with Large Relative Velocity
The 43rd Symposium on UltraSonic Electronics (USE2022), Nov. 2022 - Zhengnan Li; Alicia Bel Ventosa; Diego A. Cuji; Yukihiro Kida; Mitsuyasu Deguchi; Takuya Shimura; Milica Stojanovic
MIMO-OFDM Over a 10km Acoustic Link: An Experimental Study at the Suruga Bay, Japan
OCEANS 2022, Hampton Roads, 17 Oct. 2022 - 出口 充康; 樹田 行弘; 渡邊 佳孝; 志村 拓也
水中音響通信の課題と研究開発—Challenges and R&D on Underwater Acoustic Communication—小特集 極限環境の計測を支える回路とシステム技術
電子情報通信学会誌 = The journal of the Institute of Electronics, Information and Communication Engineers, Apr. 2022
105, 4, 286, 293 - 樹田行弘; 出口充康; 志村拓也; 渡邊佳孝
Japan Agency for Marine-Earth Science and Technology
海洋音響学会研究発表会講演論文集, 2022
2022 (CD-ROM) - 出口充康; 樹田行弘; 渡邊佳孝; 志村拓也
Suppression of effects of phase shifts of delayed signals in underwater acoustic communication
電子情報通信学会大会講演論文集(CD-ROM), 2022
2022 - 赤松 友成; 會田 義明; 今里 元信; 遠藤 保彦; 鴨志田 隆; 澤 隆雄; 志村 拓也; 出口 充康; 樹田 行弘; 阪本 真吾; 竹越 哲郎; 土屋 健伸; 松本 さゆり; 宮本 佳則; 三島 由夏; 森 和義
海中音の計測手法・評価手法のガイダンス発行—Guidance on Measurement and Evaluation Methods for Underwater Sound
海洋音響学会誌 = The journal of the Marine Acoustics Society of Japan, Jul. 2021
48, 3, 139, 141 - 出口充康; 樹田行弘; 渡邊佳孝; 志村拓也
Application of adaptive digital down-conversion against nonuniform Doppler shift in underwater acoustic communication
海洋音響学会研究発表会講演論文集, 2021
2021 - 樹田行弘; 出口充康; 志村拓也
An evaluation of channel tracking based time-reversal communication technique for time-variant underwater acoustic channel.
海洋音響学会研究発表会講演論文集, 2021
2021 - 出口充康; 樹田行弘; 志村拓也
Adaptive digital down-conversion for underwater acoustic communication
電子情報通信学会技術研究報告(Web), 2020
120, 248(AP2020 73-95) - 志村 拓也; 出口 充康; 樹田 行弘; 渡邊 佳孝
高速水中音響通信の研究開発 : Time ReversalによるMIMO通信の研究、しんかい6500搭載音響通信装置の開発—Research and Development of High-Rate Underwater Acoustic Communication : Research on Time-Reversal MIMO Acoustic Communication and Development of Acoustic Communication System for Manned Submersible SHINKAI6500—超音波
電子情報通信学会技術研究報告 = IEICE technical report : 信学技報, 28 Aug. 2019
119, 184, 33, 38 - 志村拓也; 出口充康; 樹田行弘; 渡邊佳孝
Research and Development of High-Rate Underwater Acoustic Communication-Research on Time-Reversal MIMO Acoustic Communication and Development of Acoustic Communication System for Manned Submersible SHINKAI6500-
電子情報通信学会技術研究報告, 2019
119, 184(US2019 37-45) - 志村拓也; 出口充康; 樹田行弘; 渡邊佳孝
Study on Underwater Acoustic Communication using Time-Reversal DFE-Application for MIMO and Multiuser Communication-
電子情報通信学会技術研究報告, 2019
119, 295(AP2019 106-141)(Web) - 志村拓也; 樹田行弘; 出口充康; 目黒浩二; 渡邊佳孝
Time Reversalによる空間多重水中音響通信の研究~高速MIMO通信,マルチユーザ通信への適用~
ブルーアースサイエンス・テク要旨集, 2018
2018 - 志村 拓也; 樹田 行弘; 出口 充康
Research on time reversal underwater acoustic communication : Application for spatial division multiplexing in comparison with OFDM (超音波)
電子情報通信学会技術研究報告 = IEICE technical report : 信学技報, 31 Aug. 2017
117, 190, 31, 36 - 松本宙; 百留忠洋; 吉田弘; 澤隆雄; 中野善之; 渡邊佳考; 福田達也; 菅良太郎; 中谷武志; 越智寛; 志村拓也; 目黒浩二; 出口充康
ASV運用についての考察-MR16-10での運用より-
ブルーアース要旨集, 2017
2017 - 百留忠洋; 吉田弘; 澤隆雄; 中野善之; 渡邊佳孝; 福田達也; 中谷武志; 松本宙; 菅良太郎; 越智寛; 志村拓也; 目黒浩二; 出口充康; 田村兼吉; 篠野雅彦; 今里元信; 瀬田剛広; 岡本章裕; 稲葉祥悟; 横田早織
洋上中継器(ASV)の海域試験
日本ロボット学会学術講演会予稿集(CD-ROM), 2016
34th - WATANABE Yoshitaka; OCHI Hiroshi; SHIMURA Takuya
An Ocean Experiment of Long Range Acoustic Positioning for Underwater Vehicle
IEICE technical report, 23 Aug. 2011
111, 191, 17, 20 - Takuya Shimura; Hiroshi Ochi; Yoshitaka Watanabe; Takehito Hattori
Experiment Results of Time-Reversal Communication at the Range of 300 km
JAPANESE JOURNAL OF APPLIED PHYSICS, 2010
49, 7, 07HG11-1-7 - Watanabe Yoshitaka; Ochi Hiroshi; Shimura Takuya; Hattori Taketo
1P6-13 Basic Study on Long Range Acoustic Positioning for Cruising AUV(Poster Session)
Proceedings of Symposium on Ultrasonic Electronics, 18 Nov. 2009
30, 177, 178 - Shimura Takuya; Ochi Hiroshi; Watanabe Yoshitaka; Hattori Takehito
2P6-6 Experiment of time-reversal communication at the range of 300km(Poster Session)
Proceedings of Symposium on Ultrasonic Electronics, 18 Nov. 2009
30, 369, 370 - SHIMURA Takuya; OCHI Hiroshi; WATANABE Yoshitaka; HATTORI Takehito
Recent results of research on time-reversal communication in the deep ocean
IEICE technical report, 21 Aug. 2009
109, 180, 1, 5 - Takuya Shimura; Hiroshi Ochi; Yoshitaka Watanabe; Takehito Hattori
Current Flow-induced Effect on Time-Reversal Communication
JAPANESE JOURNAL OF APPLIED PHYSICS, Jul. 2009
48, 7 - Shimura Takuya; Watanabe Yoshitaka; Ochi Hiroshi; Hattori Takehito
1P9-6 Basic Study on Effect of Current Flow to Time-Reversal Communication(Poster Session)
Proceedings of Symposium on Ultrasonic Electronics, 11 Nov. 2008
29, 117, 118 - Watanabe Yoshitaka; Ochi Hiroshi; Shimura Takuya; Hattori Takehito
2E9 A Study on SSBL Underwater Positioning Using SS Communication(Aural English Session III)
Proceedings of Symposium on Ultrasonic Electronics, 11 Nov. 2008
29, 193, 194 - 志村 拓也; 越智 寛; 渡邊 佳孝
水中音響 位相共役波による長距離音響通信の研究--第2回実海域試験の結果について--位相共役波(=時間反転波)を利用した水平方向の水中音響通信
超音波techno, Sep. 2008
20, 5, 57, 60,119 - WATANABE Yoshitaka; OCHI Hiroshi; SHIMURA Takuya; HATTORI Takehito
An SSBL Acoustic Positioning of AUV with DSSS Data Transmission
IEICE technical report, 22 Aug. 2008
108, 196, 21, 26 - Takuya Shimura; Hiroshi Ochi; Yoshitaka Watanabe
Time-Reversal Communication in Deep Ocean: Result of Second At-Sea Experiment
JAPANESE JOURNAL OF APPLIED PHYSICS, May 2008
47, 5, 4360, 4365 - 志村 拓也; 越智 寛; 渡邊 佳孝
Basic research on time-reversal for long acoustic communication in ocean
The Journal of the Marine Acoustics Society of Japan, Jan. 2008
35, 1, 49, 53 - SHIMURA Takuya; OCHI Hiroshi; WATANABE Yoshitaka
2-11-01 Time-Reversal Communication in Deep Ocean : The result of the second at-sea experiment(Underwater ultrasound)
Proceedings of Symposium on Ultrasonic Electronics, 14 Nov. 2007
28, 185, 186 - Watanabe Yoshitaka; Ochi Hiroshi; Shimura Takuya
3-11P-55 A Study on Acoustic Positioning of AUV with Data Transmission(Poster session 3)
Proceedings of Symposium on Ultrasonic Electronics, 14 Nov. 2007
28, 467, 468 - 志村 拓也; 越智 寛; 渡邊 佳考
海洋・水中音響 位相共役波による長距離音響通信の研究--位相共役波(=時間反転波)を利用した水平方向の水中音響通信
超音波techno, Sep. 2007
19, 5, 112, 116 - Takuya Shimura; Hiroshi Ochi; Yoshitaka Watanabe
First experiment result of time-reversal communication in deep Ocean
JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS BRIEF COMMUNICATIONS & REVIEW PAPERS, Jul. 2007
46, 7B, 4956, 4960 - Shimura Takuya; Watanabe Yoshitaka; Ochi Hiroshi
2007S-OS5-5 Basic Study of long horizontal time-reversal communication
Conference proceedings, the Japan Society of Naval Architects and Ocean Engineers, May 2007
4, 123, 124 - SHIMURA Takuya; WATANABE Yoshitaka; OCHI Hiroshi
C-2 Experiment of time-reversal communication in ocean
Proceedings of Symposium on Ultrasonic Electronics, 15 Nov. 2006
27, 27, 28 - Takuya Shimura; Hiroshi Ochi; Yoshitaka Watanabe
Time-reversal communication with moving source-receiver in shallow water
JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS BRIEF COMMUNICATIONS & REVIEW PAPERS, May 2006
45, 5B, 4847, 4852 - Takuya SHIMURA; Hiroshi YOSHIDA; Lindsay Dhugal
Basic study on time-reversal communication in shallow water with high frequency
Techno-Ocean 2006 /19th JASNAOE Ocean Engineering Symposium, 2006 - Watanabe Yoshitaka; Ochi Hiroshi; Shimura Takuya
P1-66 Results of Ocean test of Signal Transmission for Underwater Acoustic Positioning with Spread Spectrum
Proceedings of Symposium on Ultrasonic Electronics, 16 Nov. 2005
26, 169, 170 - SHIMURA Takuya; OCHI Hiroshi; WATANABE Yoshitaka
P1-70 Basic study on phase-conjugate acoustic communication including Doppler effect
Proceedings of Symposium on Ultrasonic Electronics, 16 Nov. 2005
26, 177, 178 - 海洋音響学会誌
Active Time Reversalによる音響通信の基礎研究
志村 拓也、越智 寛、渡邊 佳孝, 2005
32, 4, 16, 25 - Takuya Shimura; Yoshitaka Watanabe; Hiroshi Ochi
Basic study on active time reversal communication in shallow water
Acoustical Science and Technology, 2005
26, 6, 526, 529 - SHIMURA Takuya; OCHI Hiroshi; WATANABE Yoshitaka
P3-58 Focusing of time reversal waves in the Arctic sound velocity profile
Proceedings of Symposium on Ultrasonic Electronics, 27 Oct. 2004
25, 453, 454 - Watanabe Yoshitaka; Ochi Hiroshi; Shimura Takuya
P3-57 Basic Study on Underwater Acoustic Positioning Using Spread Spectrum
Proceedings of Symposium on Ultrasonic Electronics, 27 Oct. 2004
25, 451, 452 - Takuya Shimura
A study on the focusing property of time reversal waves in shallow water
Acoustical Science and Technology, Sep. 2004
25, 5, 364, 372 - SHIMURA Takuya; WATANBE Yoshitaka; OCHI Hiroshi
A fundamental research on long horizontal communication by active time reversal
IEICE technical report. Ultrasonics, 13 Aug. 2004
104, 254, 7, 12 - T Shimura; H Ochi
Convergence property of time reversal waves under noisy environment
JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS BRIEF COMMUNICATIONS & REVIEW PAPERS, May 2004
43, 5B, 3180, 3185
