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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 14 of 14  /   
Committee Date Time Place Paper Title / Authors Abstract Paper #
RCS, SR, SRW
(Joint)
2024-03-13
13:00
Tokyo The University of Tokyo (Hongo Campus), and online
(Primary: On-site, Secondary: Online)
Effects of the Doppler shift on synchronization in underwater acoustic communication
Mitsuyasu Deguchi, Yukihiro Kida, Yoshitaka Watanabe, Takuya Shimura (JAMSTEC) RCS2023-259
 [more] RCS2023-259
pp.30-35
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)
2023-11-27
15:50
Shiga Ritsumeikan University Biwako-Kusatsu Campus (BKC) [Invited Lecture] utilization of Zadoff-Chu signals on underwater acoustic communication -- improving efficiecy of MIMO communication --
Mitsuyasu Deguchi, Yukihiro Kida, Yoshitaka Watanabe, Takuya Shimura (JAMSTEC)
 [more]
UWT
(2nd)
2023-11-27
16:15
Shiga Ritsumeikan University Biwako-Kusatsu Campus (BKC) [Invited Lecture] An experiment of underwater acoustic communication between fastly moving vehicles in shallow sea. -- A demonstration of a mobile underwaetr communication in the relative velocity of higher than 10 kt --
Yukihiro Kida, Mitsuyasu Deguchi, Takuya Shimura (JAMSTEC), Narihiro Iwama (ATLA)
 [more]
RCS, AP, UWT
(Joint)
2020-11-26
11:20
Online Online [Invited Lecture] Adaptive digital down-conversion for underwater acoustic communication
Mitsuyasu Deguchi, Yukihiro Kida, Takuya Shimura (JAMSTEC) AP2020-86 RCS2020-125
In underwater acoustic communication, effects of the Doppler shift is much larger than that of the radio communication i... [more] AP2020-86 RCS2020-125
pp.72-77(AP), pp.87-92(RCS)
AP, RCS
(Joint)
2019-11-22
15:05
Saga Saga Univ. [Invited Lecture] Study on Underwater Acoustic Communication using Time-Reversal DFE -- Application for MIMO and Multiuser Communication --
Takuya Shimura, Mitsuyasu Deguchi, Yukihiro Kida, Yoshitakawa Watanabe (JAMSTEC) AP2019-139 RCS2019-234
In underwater acoustic communication, effects of multipath interferences and Doppler shift are much larger than those in... [more] AP2019-139 RCS2019-234
pp.181-186(AP), pp.175-180(RCS)
US 2019-08-28
15:45
Tokyo   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 --
Takuya Shimura, Mitsuyasu Deguchi, Yukihiro Kida, Yoshitaka Watanabe (JAMSTEC) US2019-43
In underwater acoustic communication, effects of multipath interferences and Doppler shift are much larger than those in... [more] US2019-43
pp.33-38
US 2017-08-31
13:50
Kanagawa   Research on time reversal underwater acoustic communication -- Application for spatial division multiplexing in comparison with OFDM --
Takuya Shimura, Yukihiro Kida, Mitsuyasu Deguchi (JAMSTEC) US2017-52
Time reversal is an effective method for channel equalization in underwater acoustic communication. Its temporal and spa... [more] US2017-52
pp.31-36
US 2011-08-30
14:45
Ibaraki NRIFE An Ocean Experiment of Long Range Acoustic Positioning for Underwater Vehicle
Yoshitaka Watanabe, Hiroshi Ochi, Takuya Shimura (JAMSTEC) US2011-44
In this paper, an ocean experiment on long range acoustic positioning for long range cruising autonomous underwater vehi... [more] US2011-44
pp.17-20
US 2009-08-28
13:00
Tokyo   Recent results of research on time-reversal communication in the deep ocean.
Takuya Shimura, Hiroshi Ochi, Yoshitaka Watanabe (JAMSTEC), Takehito Hattori (NME) US2009-29
We have researched on time-reversal communication in the deep ocean and have proposed a method of combining time reversa... [more] US2009-29
pp.1-5
US 2009-08-28
13:25
Tokyo   Results of the High Speed Acoustic Communication Experiment at Deep Sea in February 2009
Hiroshi Ochi, Yoshitaka Watanabe, Takuya Shimura (JAMSTEC), Takehito Hattori (NME) US2009-30
 [more] US2009-30
pp.7-10
US 2008-08-29
15:45
Tokyo Jamstec An SSBL Acoustic Positioning of AUV with DSSS Data Transmission
Yoshitaka Watanabe, Hiroshi Ochi, Takuya Shimura (JAMSTEC), Takehito Hattori (Nippon Marine Enterprises Ltd.) US2008-30
Recently precious observations of the sea bottom have been implemented in the world. An AUV is typically navigated by an... [more] US2008-30
pp.21-26
US 2008-08-29
16:15
Tokyo Jamstec A Characteristic Measurement for the Number of the Receiving Channels of the QPSK Demodulator
Hiroshi Ochi, Yoshitaka Watanabe, Takuya Shimura (JAMSTEC), Takehito Hattori (NME) US2008-31
 [more] US2008-31
pp.27-32
US 2007-08-24
10:30
Kanagawa The Port and Airport Research Institute Results of an Underwater Communication Experiment at Deep Sea Using QPSK and 8PSK
Hiroshi Ochi, Yoshitaka Watanabe, Takuya Shimura (JAMSTEC) US2007-28
In JAMSTEC, short-range (up to 500 m) high speed (over 64 kbps) acoustic communication system for deep sea environment h... [more] US2007-28
pp.1-5
 Results 1 - 14 of 14  /   
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