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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| US | 2023-02-28 15:45 |
Osaka | Kindai University (Higashi-osaka) | Development of oscillating thickness measurement device using multi-loop method Tomonori Kimura (MELCO), Ryo Akamatsu (RSEC)  US2022-80 |
An ultrasonic thickness device having multiple oscillation loops with different phase delays is shown. A transmitting se... [more] | US2022-80 pp.24-27 |
| US | 2015-02-27 10:50 |
Kanagawa | IHI Yokohama | Study on the Defect Imaging for Shallow Part under Concrete Surface using SLDV and Air-coupled Sound Wave
-- Study about the Strong Ultrasonic Sound Source -- Tsuneyoshi Sugimoto (Toin Univ.), Ryo Akamatsu (Ryoden), Ituki Uechi, Kazuko Sugimoto (Toin Univ.), Noriyuki Utagawa (Sato Kogyo), Kageyoshi Katakura (Meitoku) US2014-95 |
The non-contact acoustic inspection method for non destructive testing of concrete have been studied using the air-coupl... [more] | US2014-95 pp.7-12 |
| US | 2015-02-27 11:10 |
Kanagawa | IHI Yokohama | Study on the Defect Imaging for Shallow Part under Concrete Surface using SLDV and Air-coupled Sound Wave
-- The algorithm to detect defects using vibration energy ratio and spectrum entropy -- Kazuko Sugimoto (Toin Univ. of Yokohama), Ryo Akamatsu (Ryoden), Tsuneyoshi Sugimoto (Toin Univ. of Yokohama), Chitose Kuroda, Noriyuki Utagawa (Sato Kogyo), Kageyoshi Katakura (Meitoku) US2014-96 |
[more] | US2014-96 pp.13-17 |
| US | 2014-02-21 15:50 |
Tokyo | Chofu Aerospace Center, Aerodrome Branch, JAXA | Study on the Defect Imaging for Shallow Part under Concrete Surface using SLDV and Air-coupled Sound Wave
-- Improvement of S/N ratio using Time and Time-frequency gating method -- Ryo Akamatsu, Tsuneyoshi Sugimoto (Toin Univ. of Yokohama), Noriyuki Utagawa (Sato Kogyo), Kageyoshi Katakura (Meitoku Eng., Lab.) US2013-111 |
[more] | US2013-111 pp.93-98 |
| US | 2013-02-19 13:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Study on the Defect Imaging for Shallow Part under Concrete Surface using SLDV and Air-coupled Sound Wave
-- Examination of Detection of the Exfoliation Defect -- Ryo Akamatsu, Tsuneyoshi Sugimoto (Toin Univ. of Yokohama), Noriyuki Utagawa (Sato Kogyo), Kageyoshi Katakura (Meitoku Eng. Lab.) US2012-111 |
Until now, hammering test is the most used inspection method for concrete structures. However, the detection accuracy de... [more] | US2012-111 pp.1-5 |
| US | 2012-02-23 10:10 |
Tokyo | GE Healthcare Japan | Study on the Defect Imaging for Shallow Part under Concrete Surface using SLDV and Air-coupled Sound Wave Ryo Akamatsu, Tsuneyoshi Sugimoto (Toin Univ. of Yokohama), Noriyuki Utagawa, Shuichi Tsujino (Sato Kogyo) US2011-104 |
Now in non-destructive concrete inspection, a hammering test is the most popular. But it has disadvantages that defect-j... [more] | US2011-104 pp.1-5 |
| ET | 2005-03-05 16:15 |
Tokushima | RFID Tags Fundamental Information System Using ECA Rules Ryo Akamatsu, Hiroaki Ogata, Yoneo Yano (Tokushima Univ.) |
By wide spread and rapid development of small computers such as PDA(Personal Digital Assistance) in recent years, they b... [more] | ET2004-130 pp.165-170 |
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