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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| OFT, OCS (Joint) |
2015-08-28 09:50 |
Hokkaido | Fabrication of Fiber-Optic Distributed Acoustic Sensor and Its Signal Processing Ken'ichi Nishiguchi (Osaka Univ.), Li Che-Hsien, Artur Guzik, Mitsunori Yokoyama, Kinzo Kishida (Neubrex)  OFT2015-21 |
We fabricated a fiber-optic distributed acoustic sensing (DAS) system using a narrow linewidth laser. DAS systems are cl... [more] | OFT2015-21 pp.29-34 |
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| MBE, NC (Joint) |
2013-03-15 14:35 |
Tokyo | Tamagawa University | Structuralization of Acoustic Signal using Multi-Resolution SOM Koichiro Karasuda, Susumu Kuroyanagi (Nagoya Inst. of Tech.) NC2012-179 |
In general pattern recognition for acoustic signals, a single spectrum pattern is used as feature vector in many cases. ... [more] | NC2012-179 pp.261-266 |
| US | 2011-11-24 16:40 |
Shizuoka | Tokai Univ. | Near Real Time Observation System for Vortex Wind Field Velocity Tomography Junichi Tabeta, Naoki Ogawa, Takuya Hirasawa, Haiyue Li, Akira Yamada (Tokyo Univ of A&T) US2011-76 |
Based on measurements of ultrasonic propagation time of ultrasonic sensors installed on both sides of the multi-channel ... [more] | US2011-76 pp.59-63 |
| EMM | 2011-11-14 15:45 |
Miyagi | Acoustic privacy area generation based on simple summation of numerous signals from a multichannel loudspeaker array Takuma Okamoto, Yukio Iwaya, Yo-iti Suzuki (Tohoku Univ.) EMM2011-44 |
We validate the usability of a simple sound spot generation technique based on simple summation of numerous signals usin... [more] | EMM2011-44 pp.25-30 |
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| EA | 2011-08-10 14:45 |
Miyagi | RIEC, Tohoku Univ. | Sound Field Reproduction using Rayleigh I Integral and Frame Loudspeaker Array Aya Tokioka, Akio Ando (Tokyo Inst. Tech) EA2011-65 |
In sound reproduction with accompanying picture, it is difficult to localize a sound on the image display when the size ... [more] | EA2011-65 pp.93-98 |
| EA | 2010-12-10 10:25 |
Ibaraki | Univ. of Tsukuba | Structural Diagnosis using Cumulative Harmonic Analysis (CHA) Yoshinori Takahashi (TMCIT), Satoru Gotoh, Mikio Tohyama (Waseda Univ.) EA2010-98 |
This paper describes a cumulative harmonic analysis (CHA) that replaces the stepwise time window function of Berman and ... [more] | EA2010-98 pp.7-12 |
| SP | 2010-06-17 15:15 |
Fukuoka | Kyushu University | Education in signal processing using learning management system Kohichi Ogata, Tsuyoshi Usagawa (Kumamoto Univ.) SP2010-24 |
This paper introduces education in signal processing using a learning management system in the Department of Computer Sc... [more] | SP2010-24 pp.13-18 |
| US | 2010-02-24 14:20 |
Tokyo | TOKYO KEIKI INC. | [Invited Talk]
My Research Map on Surface Acoustic Waves and Leaky Elastic Waves Masao Takeuchi (Tamagawa Univ.) US2009-118 |
The author started the life as a researcher in 1971 under Prof. Hiroshi Shimizu of Tohoku University, and was engaged fr... [more] | US2009-118 pp.37-42 |
| US | 2009-02-24 13:45 |
Tokyo | NIHON DEMPA KOGYO CO.,LTD. | Moving targets detection using a coded acoustic signal in indoor environments Yugo Ito, Tadashi Yamaguchi (Chiba Univ.), Hiroyuki Hachiya (Tokyo Inst. of Tech.) US2008-96 |
In an indoor acoustic measurement, we examined detection characteristic of moving targets using a coded signal. The corr... [more] | US2008-96 pp.17-22 |
| EA | 2007-09-28 14:00 |
Nara | Nara Institute of Science and Technology | Fast Algorithm for Cancellation of Near Point Source Based on Independent Component Analysis Keiichi Osako, Yu Takahashi, Yoshimitsu Mori, Hiroshi Saruwatari, Kiyohiro Shikano (NAIST) EA2007-57 |
In this paper, we propose a fast algorithm for cancellation of near point source based on independent component analysis... [more] | EA2007-57 pp.13-18 |
| US | 2007-08-24 14:10 |
Kanagawa | The Port and Airport Research Institute | Evaluation of Directional Resolution of Spherical Biconcave Acoustic Lens for Ambient Noise Imaging on Small Scale Trial Kazuyoshi Mori, Hanako Ogasawara, Toshiaki Nakamura (NDA) US2007-32 |
Much attention has been paid to the new idea of detecting objects by using ocean ambient noise. This concept is called a... [more] | US2007-32 pp.25-30 |
| EA | 2007-06-29 14:15 |
Hokkaido | Hokkaido Univ. | Fast Blind Source Separation Based on Frequency Subband Interpolation by Null Beamformer Keiichi Osako, Yoshimitsu Mori, Hiroshi Saruwatari, Kiyohiro Shikano (NAIST) EA2007-31 |
The slow convergence of the optimization of the separation filters is a problem in blind source separation (BSS) based o... [more] | EA2007-31 pp.25-30 |
| SP | 2007-06-29 14:50 |
Fukushima | The University of Aizu | The Time-Reversal Acoustics in Ergodic Cavity: Some Simulation and Experiment Results Shuxue Ding, Satoshi Matsuoka, Naoto Sakurai (Univ. of Aizu) SP2007-23 |
In this paper, we address the possibility of time-reversal acoustics (TRA) in a simulated space, which is constructed by... [more] | SP2007-23 pp.91-96 |
| EA | 2005-01-28 10:00 |
Osaka | Kansai Univ. | Echo Reduction for the FM-bandwidth signal
-- Acoustic coupling estimation during double-talk periods -- Sumitaka Sakauchi, Yoichi Haneda, Akitoshi Kataoka (NTT SP Lab.) |
Echo reduction based on short-time spectral amplitude estimation is nonlinear processing in the frequency domain for han... [more] | EA2004-126 pp.9-14 |
| CPSY, VLD, IPSJ-SLDM | 2005-01-26 11:00 |
Kanagawa | FPGA-based Sound Analysis System for the Marine Organism Yuki Shimizu (Waseda Univ.), Rajendar Bahl (IIT), Masao Sakata, Tamaki Ura (Tokyo Univ.), Masao Yanagisawa (Waseda Univ.) |
Many parts of sea environment are unclear, so a lot of research activities are trying to explore and analyze it with tec... [more] | VLD2004-113 CPSY2004-79 pp.19-24 |
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