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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| SR, UWT (Joint) |
2023-01-26 15:50 |
Tokyo | Takanawa Campus, Tokai Univ. (Primary: On-site, Secondary: Online) |
Differential OFDM Software MODEMs for Underwater Acoustic Communications Taichi Fujita, Kouichi Hashimoto, Hiroshi Kubo (Ritsumeikan Univ.) |
It is well-known that underwater acoustic communications (UWACs) play an important role in underwater mobile communicati... [more] | |
| SR, UWT (Joint) |
2023-01-26 16:15 |
Tokyo | Takanawa Campus, Tokai Univ. (Primary: On-site, Secondary: Online) |
Double Differential OFDM Employing Decision-Feedback Multiple Deferential Detection for Time-varying Doppler Shift Koki Toyoda, Hiroshi Kubo (Ritsumeikan Univ.) |
This paper discusses doubly differential orthogonal frequency division multiplexing (D2OFDM) for underwater acoustic com... [more] | |
| IN | 2023-01-19 14:30 |
Aichi | Aichi Industry & Labor Center (Primary: On-site, Secondary: Online) |
[Invited Talk]
Research and development on maritime DX Tsuyoshi Takahashi, Kiyohito Yoshihara (KDDI Research)  IN2022-59 |
Recent advances in communications such as Internet of Things and high-speed satellite communication have become key driv... [more] | IN2022-59 pp.45-52 |
| SeMI, SeMI (Joint) |
2023-01-19 15:35 |
Tokushima | Naruto grand hotel (Primary: On-site, Secondary: Online) |
[Short Paper]
Comparative Study of Object Localization by mmWave Sensing and Acoustic Wave Sensing Ryosuke Hanahara, Itsuki Yonemura, Koji Yamamoto (Kyoto Univ.), Takuto Arai, Shuki Hideki, Tatsuhiko Iwakuni, Daisei Uchida, Naoki Kita (NTT) SeMI2022-84 |
This paper compares sensing of indoor communication environments using the beam search method in millimeter-wave (mmWave... [more] | SeMI2022-84 pp.54-56 |
| SRW, SeMI, CNR (Joint) |
2022-11-25 11:25 |
Tochigi | Epinard Nasu (Primary: On-site, Secondary: Online) |
Indoor 3D Positioning Method for a Single Microphone Using a Single Speaker Yuta Funada, Masanari Nakamura (Hokkaido Univ.), Hiroaki Murakami (Tokyo Univ.), Hiroki Watanabe (Hokkaido Univ.), Hashizume Hiromichi (NIAD-QE), Masanori Sugimoto (Hokkaido Univ.) SeMI2022-59 |
In this paper, we propose an indoor 3D positioning method of a single microphone using a single speaker. The proposed m... [more] |
SeMI2022-59 pp.37-42 |
| RCS, AP, UWT (Joint) |
2022-11-15 14:30 |
Fukuoka | Kyushu University, and Online (Primary: On-site, Secondary: Online) |
A Channel Sounder for Severe Doubly-Selective Channels of Underwater Acoustic Communications Hiroshi Kubo, Kouichi Hashimoto, Taichi Fujita, Takumi Yoshimura (Ritsumeikan Univ.) RCS2022-161 |
Doubly-selectivity of underwater acoustic communications (UWAC) can be measured by channel sounders, which estimate time... [more] | RCS2022-161 pp.37-42 |
| RCS, AP, UWT (Joint) |
2022-11-15 14:55 |
Fukuoka | Kyushu University, and Online (Primary: On-site, Secondary: Online) |
Differential OFDM for Severe Doubly-Selective Channels of Underwater Acoustic Communications Hiroshi Kubo, Taichi Fujita, Kouichi Hashimoto, Takumi Yoshimura (Ritsumeikan Univ.) RCS2022-162 |
It is well known that wireless transmission technologies employing spatial combining and adaptive equalization and those... [more] | RCS2022-162 pp.43-48 |
| RCS, AP, UWT (Joint) |
2022-11-16 11:00 |
Fukuoka | Kyushu University, and Online (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Wireless Transmission Technologies for Severe Doubly-Selective Channels of Underwater Acoustic Communications Hiroshi Kubo, Taichi Fujita, Kouichi Hashimoto, Takumi Yoshimura (Ritsumeikan Univ.) AP2022-155 RCS2022-166 |
It is well-known that underwater acoustic communications (UWACs) plays an important role for underwater mobile communica... [more] | AP2022-155 RCS2022-166 pp.45-50(AP), pp.67-72(RCS) |
| SIS, ITE-BCT | 2022-10-14 11:25 |
Aomori | Hachinohe Institute of Technology (Primary: On-site, Secondary: Online) |
Fundamental Study of Underwater Acoustic Communication Using a Bidirectional Retrodirective System Takahiro Ishikawa, Shingo Yoshizawa (Kitami Inst. of Tech.) SIS2022-20 |
Beamforming is a technique that concentrates wave energy in a specific direction using multiple element arrays. It can e... [more] | SIS2022-20 pp.49-52 |
| 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 |
| UWT (2nd) |
2022-06-20 15:05 |
Online | Online | Underwater Acoustic Communications from Mobile Radio Communication's Point of View Hiroshi Kubo (Ritsumeikan Univ.) |
This paper discusses channel environments and wireless transmission technologies of underwater acoustic communications (... [more] | |
| HCS | 2022-03-11 13:00 |
Online | Online | Development of Archery Game Supporting System for Visually Impaired People
-- Performance Evaluation of Acoustic Sight Based on Practical Experiment -- Sei Ohirabaru, Tetsuo Tsujioka, Hitoshi Watanabe, Ikuo Oka (Osaka City Univ.) HCS2021-64 |
In this paper, we have developed an archery game supporting system for visually impaired. In the previous studies, ther... [more] |
HCS2021-64 pp.19-24 |
| EMM | 2022-03-08 09:30 |
Online | (Primary: Online, Secondary: On-site) (Primary: Online, Secondary: On-site) |
[Poster Presentation]
Highlight scene extraction based on Whistle sound for Amateur soccer games Kousei Yoshioka, Michiharu Niimi (KIT) EMM2021-109 |
In order to watch a long sports video data efficiently, highlight scenes play an important role in such situations. For ... [more] | EMM2021-109 pp.91-94 |
| LOIS | 2022-03-03 16:40 |
Online | Online | A method for Estimating Impression of Places with SSQP from Environmental sounds and Aerial photographs Yusuke Ono, Sunao Hara, Masanobu Abe (Okayama Univ.) LOIS2021-48 |
In this study, we study the quantification of the city characteristics based on the impressions of the sound environment... [more] | LOIS2021-48 pp.51-56 |
| HCS | 2022-01-29 14:00 |
Online | Online | Development of Archery Game Supporting System for Visually Impaired
-- Prototype Overview of Acoustic Sight Using a Camera with Object Recognition Function and its Basic Experimental Evaluations -- Sei Ohirabaru, Tetsuo Tsujioka, Hitoshi Watanabe, Ikuo Oka (Osaka City Univ.) HCS2021-57 |
In this paper, we have developed an archery game supporting system for visually impaired. In the previous studies, there... [more] | HCS2021-57 pp.81-88 |
| US | 2022-01-25 17:15 |
Online | Online | [Invited Talk]
Application of Ultrasonic Acoustic Levitation for Protein Crystallography Experiments at Synchrotron Beamlines Soichiro Tsujino, Takashi Tomizaki (PSI) US2021-68 |
Ultrasound acoustic levitation is a versatile tool to study physical, chemical, or biochemical characteristics of liquid... [more] | US2021-68 pp.51-55 |
| RCS, SIP, IT | 2022-01-20 10:55 |
Online | Online | Terrestrial Acoustic Communications Employing Transmit Precoding and Channel Interpolation Katsuyoshi Yamamoto, Hiroshi Kubo (Ritsumeikan Univ.) IT2021-31 SIP2021-39 RCS2021-199 |
This paper proposes 72kbps terrestrial acoustic communications (TRAC) using commercial acoustic electronic equipment and... [more] | IT2021-31 SIP2021-39 RCS2021-199 pp.18-23 |
| MIKA (3rd) |
2021-10-27 17:00 |
Okinawa | (Primary: On-site, Secondary: Online) |
[Invited Talk]
Investigating the Impact of Network and Acoustic Environments on E-Sports Competition Shigeki Shiokawa, Mari Ueda, Hajime Iwata (Kanagawa Inst. of Tech.) |
In recent years, e-sports has been widely spread all over the world. In Japan, the first e-sports competition was held a... [more] | |
| 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, ITE-BCT | 2021-10-07 11:20 |
Online | Online | A Study of Receiver Configuration Using Beamforming in Non-line-of-sight Underwater Acoustic Communication Takahiro Ishikawa, Shingo Yoshizawa (Kitami Inst. of Tech.) SIS2021-11 |
Underwater acoustic communication surrounded by walls such as a harbor becomes non-line-of-sight communication depending... [more] | SIS2021-11 pp.7-10 |
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