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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| US | 2022-08-22 14:05 |
Tokyo | Tokyo Tech (Ookayama Campus) | A Basic Study of Underwater Acoustic Localization Using Bio-mimic Sound in Three Coastal Waters in Japan
-- Comparisons of Offshores in Ishikari, Shima and Satsumasendai -- Eri Sato, Shota Urakawa, Takanobu Kuroyama, Hanako Ogasawara, Kazuyoshi Mori (NDA)  US2022-30 |
Utilization of dolphin like bio-mimic signals are proposed for underwater acoustic localization assuming water-side secu... [more] | US2022-30 pp.7-12 |
| US | 2022-08-22 14:30 |
Tokyo | Tokyo Tech (Ookayama Campus) | Doppler tolerance of signals generated by combining multiple linear chirp signals and M-sequence Shota Urakawa, Eri Sato, Takanobu Kuroyama, Hanako Ogasawara, Kazuyoshi Mori (NDA) US2022-31 |
A multi-source Multi Static Sonar (MSS) of which the detection volume is larger than that of the conventional MSS has be... [more] | US2022-31 pp.13-18 |
| OME | 2022-01-07 14:05 |
Osaka | CENTRAL ELECTRIC CLUB | Device characteristics of organic floating-gate memories based on n-channel polymer transistors Naoyuki Nishida, Reitaro Hattori, Takashi Nagase, Takaki Adachi, Kazuyoshi Morikawa, Takashi Kobayashi, Takashi Kobayashi (Osaka Pref. Univ.) OME2021-48 |
Use of a charge storage layer composed of a polymer insulator of PMMA and a soluble small-molecule semiconductor of TIPS... [more] | OME2021-48 pp.4-8 |
| US | 2020-08-26 13:50 |
Online | Online | A study of sound velocity profile acquisition method using Doppler shift Masato Yoshiguchi, Hanako Ogasawara, Kazuyoshi Mori (NDA) US2020-22 |
Sound speed distribution, which is important to calculate sound propagation in the ocean, is currently estimated from a ... [more] | US2020-22 pp.11-15 |
| US | 2019-08-28 14:55 |
Tokyo | Study of acoustic propaties for the surface sediment acoustic measurement at the Ariake Sea Hanako Ogasawara, Masato Yoshiguchi, Kazuyoshi Mori (NDA) US2019-41 |
[more] | US2019-41 pp.23-26 |
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| HCS, HIP, HI-SIGCOASTER [detail] | 2018-05-22 10:20 |
Okinawa | Okinawa Industry Support Center | Does Visual Illusion Works Well for Adding Depth Information on Video Sequnces? Shun Aoki, Yuki Onozato, Sayaka Shimomura, Shingo Kobayashi, Ryusuke Miyamoto (Meiji Univ.), Hiroki Sugano, Kazuyoshi Moriya (Axell) HCS2018-20 HIP2018-20 |
Recently, some specialized devices such as an HMD are proposed to show depth information that cannot be represented by g... [more] | HCS2018-20 HIP2018-20 pp.139-142 |
| US | 2017-12-11 15:30 |
Tokyo | Visualization of Cavitation Bubble and Ultrasonic Pulse Transmission Generated by Snapping Shrimp Kazuyoshi Mori, Hiroyuki Kawahara, Hanako Ogasawara (NDA), Kouichi Fujimura (Katokoken) US2017-78 |
It is important to survey biological transient noises produced by snapping shrimp, which may be the main noise sources i... [more] | US2017-78 pp.21-24 |
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| US | 2017-08-31 11:15 |
Kanagawa | Fundamental Study on the Effect of Acoustic Matching Layer on Convex Acoustic Lens for Equipping in Small AUV's Bow Hiroyuki Kawahara, Hanako Ogasawara, Kazuyoshi Mori (NDA) US2017-49 |
Recently, we designed a convex underwater acoustic lens for equipping in small AUV’s bow, and calculated its converged s... [more] | US2017-49 pp.15-18 |
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| US | 2016-08-25 15:30 |
Tokyo | Tokyo Institute of Technology, Ookayama Campus | Statistical analysis of transient noise observed at Hashirimizu Port in Yokosuka Keiichi Shikata, Kazuyoshi Mori, Hanako Ogasawara (NDA) US2016-41 |
In coastal water, ambient noise is dominated by snapping shrimp, and it is necessary to know its characteristics to desi... [more] | US2016-41 pp.19-22 |
| US | 2015-08-24 16:10 |
Tokyo | Tokyo Institute of Technology, Ookayama Campus | Influence of Noise Spatial Distribution on Ambient Noise Imaging with Acoustic Lens
-- Preliminary Data Analysis for the 2nd Sea Trial in November of 2014 -- Kazuyoshi Mori, Hanako Ogasawara (NDA), Takenobu Tsuchiya, Nobuyuki Endoh (Kanagawa Univ.) US2015-44 |
Recently, we built a 2nd prototype ambient noise imaging (ANI) system using the acoustic lens having a 2-D receiver arra... [more] | US2015-44 pp.37-41 |
| US | 2014-08-25 14:40 |
Tokyo | Tokyo Institute of Technology, Ookayama Campus | Refraction index of phononic crystal lens influenced by structure parameter and analysis of sound field focusing by phononic crystal lens Takenobu Tsuchiya, Kazuma Shimizu, Tetsuo Anada, Nobuyuki Endoh (Kanagawa Univ.), Sayuri Matsumoto (PARI), Kazuyoshi Mori (NDA) US2014-37 |
Phononic crystal structure with a negative refractive index is able to produce a planar acoustic lens having high resolu... [more] | US2014-37 pp.25-28 |
| US | 2014-08-25 15:45 |
Tokyo | Tokyo Institute of Technology, Ookayama Campus | Measurement of directivity and source level variation for sound produced by snapping shrimp gathered in Hashirimizu Port at Yokosuka Kazuyoshi Mori, Hanako Ogasawara, Toshiaki Nakamura (NDA) US2014-39 |
It is important to survey biological transient noises produced by snapping shrimp, which may be the main noise sources i... [more] | US2014-39 pp.35-38 |
| US | 2014-08-25 16:10 |
Tokyo | Tokyo Institute of Technology, Ookayama Campus | Ocean environmental monitoring by AUV for sound propagation analysis Hanako Ogasawara, Kazuyoshi Mori, Toshiaki Nakamura (NDA) US2014-40 |
Authors measured ocean environment with Autonomous Underwater Vehicle (AUV). The environment at the coastal area changes... [more] | US2014-40 pp.39-42 |
| US | 2013-11-23 15:35 |
Kyoto | Kambaikan, Doshisha Univ. | Overview of the last five years studies for ambient noise imaging with acoustic lens Kazuyoshi Mori, Hanako Ogasawara, Toshiaki Nakamura (NDA), Takenobu Tsuchiya, Nobuyuki Endoh (Kanagawa Univ.) US2013-72 |
An aspherical lens has been designed and fabricated to develop a prototype system for ambient noise imaging which is the... [more] | US2013-72 pp.25-30 |
| US | 2013-11-23 16:05 |
Kyoto | Kambaikan, Doshisha Univ. | The analysis of sound propagation of very shallow area at Hashirimizu Port Hanako Ogasawara, Kazuyoshi Mori, Toshiaki Nakamura (National Defense Academy) US2013-73 |
[more] | US2013-73 pp.31-35 |
| US | 2011-08-30 13:30 |
Ibaraki | NRIFE | Tidal Effect of Sound Propagation Experiment in Very Shallow Water Seiji Kamimura (N.D.A.), Yuji Sato (Grad. School, Univ. of Tsukuba), Hanako Ogasawara, Kazuyoshi Mori, Toshiaki Nakamura (N.D.A.) US2011-41 |
[more] | US2011-41 pp.1-4 |
| US | 2011-08-30 13:55 |
Ibaraki | NRIFE | A Basic Study of Classification Method of Target Scattering for Ambient Noise Imaging with Acoustic Lens Kazuyoshi Mori, Hanako Ogasawara, Toshiaki Nakamura (NDA), Takenobu Tsuchiya, Nobuyuki Endoh (Kanagawa Univ.) US2011-42 |
We designed and made an aspherical lens with an aperture diameter of 1.0 m for Ambient Noise Imaging. It was expected th... [more] | US2011-42 pp.5-10 |
| EA, US (Joint) |
2011-01-20 16:00 |
Kyoto | Doshisha Univ. | Analysis of Convergence field by Sonic Crystal Lens using Finite Difference Time Domain Method Takenobu Tsuchiya, Tetsuo Anada, Nobuyuki Endoh (Kanagawa Univ.), Sayuri Matsumoto (PARI), Kazuyoshi Mori (NDA) US2010-101 EA2010-114 |
n this study, we calculated sound field converged by acoustical lens constructing from sonic crystal structure. We obtai... [more] | US2010-101 EA2010-114 pp.53-58 |
| US | 2010-08-30 14:00 |
Tokyo | Source Localization of Impulsive Biological Noise at Hashirimizu Port in Yokosuka. Haruki Kada, Keisuke Awaji, Yukihiro Niisato, Seiji Kamimura, Kazuyoshi Mori, Hanako Ogasawara, Toshiaki Nakamura (NDA) US2010-44 |
In this study, we observed impulsive biological noise with a pair of tetrahedron hydrophone array in May 2010. Our aim w... [more] | US2010-44 pp.13-16 |
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| US | 2009-08-28 14:55 |
Tokyo | A Basic Study of Utilization of Time Reversal Process for Ambient Noise Imaging Using Acoustic Lens Kazuyoshi Mori, Hanako Ogasawara, Toshiaki Nakamura (NDA), Takenobu Tsuchiya, Nobuyuki Endoh (Kanagawa Univ.) US2009-33 |
In ambient noise imaging (ANI), each pixel of a target image is mapped by either monochrome or pseudo-color to represent... [more] | US2009-33 pp.21-26 |
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