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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| EA, US, SP, SIP, IPSJ-SLP [detail] | 2021-03-03 14:05 |
Online | Online | [Poster Presentation]
Experimental evaluation of non-contact ultrasonic thickness gauging method using spatial frequency filter for inclined steel plate Shun Uemae (KU), Kazuki Abukawa, (NITKC), Tomoo Satoh, Sayuri Matsumoto (PARI), Kotaro Hoshiba, Takenobu Tsuchiya, Nobuyuki Endoh (KU)  US2020-80 |
Thickness gauging of steel sheet piles used in port facilities is necessary to inspect performance deterioration due to ... [more] | US2020-80 pp.18-23 |
| US | 2020-08-26 13:25 |
Online | Online | Experimental evaluation of non-contact ultrasonic thickness gauging method using spatial frequency filter in actual underwater environment Shun Uemae (KU), Kazuki Abukawa (NITKC), Tomoo Satoh, Sayuri Matsumoto (PARI), Kotaro Hoshiba, Takenobu Tsuchiya, Nobuyuki Endoh (KU) US2020-21 |
Thickness gauging of steel sheet piles used in port facilities is necessary to inspect performance deterioration due to ... [more] | US2020-21 pp.5-9 |
| EA, US (Joint) |
2020-01-22 14:00 |
Kyoto | Doshisha Univ. | [Poster Presentation]
Detection of multiple reflections using B-scan images in the thickness gauging of underwater port structures with seashells Shun Uemae, Hiroyoshi Yamashita (KU), Kazuki Abukawa (NITKC), Tomoo Satoh, Sayuri Matsumoto (PARI), Kotaro Hoshiba, Takenobu Tsuchiya, Nobuyuki Endoh (KU) US2019-86 |
[more] | US2019-86 pp.89-93 |
| US | 2019-08-28 13:25 |
Tokyo | Analysis of the RF signal from the acoustic marker Tomoo Sato, Kageyoshi Katakura, Sayuri Matsumoto (PARI) US2019-38 |
In this report, we call an acoustic marker which is consisted of four pieces of triangular trihedral corner reflectors. ... [more] | US2019-38 pp.5-9 |
|
| US | 2018-08-30 14:20 |
Tokyo | Tokyo Institute of Technology | All-in-one prototype of non-contact ultrasound thickness gauge Tomoo Sato (PARI), Kazuki Abukawa (Kisarazu College), Akihiro Kobayashi (Micro Design), Toshinari Tanaka, Kazuhiro Shirai, Sayuri Matsumoto (PARI) US2018-43 |
It is important to check the steel-thickness of the coastal structure, such as the steel-pile quay wall and the pipe-pil... [more] | US2018-43 pp.13-18 |
| US | 2018-06-21 17:05 |
Kanagawa | Image enhancement of acoustic video system using acoustic marker Tomoo Sato, Kazuki Abukawa, Sayuri Matsumoto, Kageyoshi Kageyoshi (PARI) US2018-29 |
In this technical report, following four items regarding enhanced images of an acoustic video system with acoustic mark... [more] | US2018-29 pp.51-56 |
|
| US, EA (Joint) |
2018-01-23 13:00 |
Osaka | [Poster Presentation]
Direction control of projecting wave from ultrasonic speaker constructed by phase inversion element Yosuke Sasagawa, Shunichi Fujii, Takenobu Tsuchiya, Nobuyuki Endoh (Kanagawa Univ.), Sayuri Matsumoto, Kageyoshi Katakura (PARI) US2017-92 |
[more] | US2017-92 pp.55-58 |
|
| US | 2017-08-31 14:50 |
Kanagawa | All-in-one prototype of non-contact ultrasound thickness gauge Kazuki Abukawa, Tomoo Sato (PARI), Akihiro Kobayashi (Micro Design), Toshinari Tanaka, Kazuhiro Shirai, Sayuri Matsumoto (PARI) US2017-54 |
It is important to check the steel-thickness of the coastal structure, such as the steel-pile quay wall and the pipe-pil... [more] | US2017-54 pp.41-46 |
|
| EA, US (Joint) |
2017-01-25 10:30 |
Kyoto | Doshisha Univ. | [Poster Presentation]
Direction control of projecting wave from ultrasonic speaker constructed by phase inversion element Yosuke Sasagawa, Takenobu Tsuchiya, Nobuyuki Endoh (Kanagawa Univ.), Sayuri Matsumoto, Kageyoshi Katakura (PARI) US2016-72 |
Ultrasonic speakers can be radiated sound wave linearly by using ultrasonic waves. A typical ultrasonic speaker has been... [more] | US2016-72 pp.1-4 |
| US | 2016-08-25 15:55 |
Tokyo | Tokyo Institute of Technology, Ookayama Campus | Acoustic beam characteristics of polarization inverted transmitter for wide view in near field Tomoo Sato, Kazuki Abukawa (PARI), Takenobu Tsuchiya, Nobuyuki Endoh (Kanagawa Univ.), Kageyoshi Katakura, Sayuri Matsumoto (PARI) US2016-42 |
Experimental study regarding self-focusing of polarization inverted array was done. In the array, the polarization of ea... [more] | US2016-42 pp.23-28 |
| 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 15:20 |
Tokyo | Tokyo Institute of Technology, Ookayama Campus | Development and Practical use of Non-contact Thickness Gauging Equipment Kazuhiro Shirai, Taketugu Hirabayashi, Sayuri Matsumoto (PARI) US2014-38 |
The thickness of steel structures is periodically measured to preserve the structural soundness of port facilities. The ... [more] | US2014-38 pp.29-34 |
| US | 2012-08-27 16:20 |
Overseas | Pukyong National University | Consideration about measuring of bended steel pile under the ground in earthquake Sayuri Matsumoto, Toshinari Tanaka, Taketsugu Hirabayashi, Muneo Yoshie, Kageyoshi Katakura (Port and Airport Research Inst.), Yoshiaki Kikuchi (Tokyo Univ. of Science), Hideki Takahashi (Port and Airport Research Inst.) US2012-43 |
When the Tohoku earthquake occurred on 11 March 2011, piles heads moved about 40cm to southward. The piles have been dri... [more] | US2012-43 pp.47-52 |
| US | 2012-08-27 16:40 |
Overseas | Pukyong National University | Development of Four-Dimensional Underwater Image-Capture Apparatus Sayuri Matsumoto, Kageyoshi Katakura (Port and Airport Research Inst.), Mitsuhiko Nanri (Hitachi), Norihide Takeyama (Genecia), Takenobu Tsuchiya, Nobuyuki Endoh (Kanagawa Univ.), Takatoshi Noguchi (Mlit) US2012-44 |
A new underwater technology of visual contact and survey, which independent on water turbidity and/or illuminance has be... [more] | US2012-44 pp.53-58 |
| US | 2012-08-27 17:00 |
Overseas | Pukyong National University | Development of Non-contact Thickness Gauging Equipment for Underwater Steel Structure Kazuhiro Shirai, Sayuri Matsumoto, Kageyoshi Katakura (Port and Airport Research Inst.) US2012-45 |
We have developed a non-contact thickness gauging equipment for underwater steel structures such as steel pipe piles of... [more] | US2012-45 pp.59-63 |
| 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 | 2009-08-28 16:35 |
Tokyo | Noncontact ultrasonic thickness gauging for steel structures in ports
-- field test at Tanoura wharf -- Natsuki Yoshizumi, Sayuri Matsumoto, Kageyoshi Katakura (PARI), Takashi Matsumoto, Harumi Fukuda, Hideki Kume (MLIT) US2009-37 |
We develop a novel thickness measurement system for steel structures in ports. The system is based on ultrasonic multip... [more] | US2009-37 pp.43-48 |
|
| EA, US (Joint) |
2009-01-29 15:45 |
Kyoto | Characteristics of frequency and incident angle of convergence field by aspherical acoustic lens for developing underwater acoustic imaging sonar system Sayuri Matsumoto (PARI), Yuichi Shin, Fumitaka Naito, Takenobu Tsuchiya (Kanagawa univ.), Norihide Takeyama (Genesia), Nobuyuki Endoh (Kanagawa univ.) US2008-80 EA2008-122 |
[more] | US2008-80 EA2008-122 pp.43-48(US), pp.35-40(EA) |
|
| US | 2008-11-27 14:00 |
Shizuoka | Noncontact ultrasonic thickness gauging for steel structures in ports Natsuki Yoshizumi, Sayuri Matsumoto, Kageyoshi Katakura (Port and Airport Research Institute), Hiroyuki Hashimoto, Nobuaki Tomoda, Kunirou Ishinuki (Ministry of Land, Infrastructure, Transport and Tourism) US2008-62 |
We proposed the novel thickness measurement technique for steel structures in ports. The technique is based on ultrason... [more] | US2008-62 pp.7-12 |
|
| US | 2008-08-29 13:30 |
Tokyo | Jamstec | Analysis of convergence field of acoustical lens for micro-ultrasound probe and measurement of convergence field using the scale model Takenobu Tsuchiya (Kanagawa Univ.), Sayuri Matsumoto (PARI), Fumitaka Naito, Yuichi Shin, Mari Takahashi, Nobuyuki Endoh (Kanagawa Univ.) US2008-26 |
Recently, acoustical lens has been to use the development for measurement instrument in underwater acoustics field. For ... [more] | US2008-26 pp.1-6 |
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