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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| US | 2024-01-25 13:55 |
Online | Online | Design of small ultrasonic sound source with square emitting surface using FEM Takuya Asami, Haruki Takahashi, Hikaru Miura (Nihon Univ.)  US2023-70 |
In this paper, we propose a sound source with a resonant frequency of 60 kHz and a square emitting surface as a small ul... [more] | US2023-70 pp.6-9 |
| EA, US (Joint) |
2023-12-22 13:00 |
Fukuoka | [Poster Presentation]
Wide band airborne ultrasound transducer using traveling wave type Keigo Kimura, Yuji Wada, Kentaro Nakamura (Tokyo Tech) US2023-58 |
Narrow band characteristics of conventional airborne transducers are the limitation in widening the application of airbo... [more] | US2023-58 pp.13-17 |
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| EA, US (Joint) |
2023-12-22 13:00 |
Fukuoka | [Poster Presentation]
c-Axis tilted epitaxial ScAlN self-supporting thin film resonators with epitaxial ZnO sacrificial layer Shiori Kobayashi, Takahiko Yanagitani (Waseda Univ.) US2023-59 |
Piezoelectric thin films with high shear mode electromechanical coupling coefficient k´352 are attractive to improve S/N... [more] | US2023-59 pp.18-23 |
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| EA, US (Joint) |
2023-12-22 15:20 |
Fukuoka | [Poster Presentation]
Detection of biomaterial interaction by ultrasonic reflectometry in the UHF range Ayane Mogi, Takahiko Yanagitani (Waseda Univ.) US2023-63 |
QCM (quartz crystal microbalance) is extensively used for biomolecules sensing. However, it is not clear that whether t... [more] | US2023-63 pp.41-46 |
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| US | 2023-11-27 10:25 |
Shizuoka | Shizuoka University | Topology optimization of large ultrasonic tools using level-set method Yuji Wada, Kentaro Nakamura (Tokyo Tech) US2023-44 |
Uniform vibration of ultrasonic bonding tools is important for industrial applications, but its design requires a great ... [more] | US2023-44 pp.5-10 |
| US | 2023-11-27 14:10 |
Shizuoka | Shizuoka University | Acoustic Manipulation in Air Using Small Sound Sources Nozomu Hashiba (AIT), Masahiro Toyoda (Honda Elec.), Shin-ichi Hatanaka (Utsunomiya Univ.), Teruyuki Kozuka (AIT) US2023-50 |
Small-scale acoustic manipulation was attempted to manipulate a small object in the air. Three small sound source units ... [more] | US2023-50 pp.40-43 |
| EA, US (Joint) |
2022-12-22 16:50 |
Hiroshima | Satellite Campus Hiroshima | [Poster Presentation]
Quasi-shear mode excitation of c-axis tilted MgZnO epitaxial thin film Hiroki Kishi (Waseda Univ.), Takahiko Yanagitani (Waseda Univ./JST) US2022-62 |
Thickness shear mode piezoelectric thin films with high electromechanical coupling coefficient k´352 are attractive for ... [more] | US2022-62 pp.62-67 |
| US | 2022-01-25 11:50 |
Online | Online | Topology optimization of large ultrasonic tools for uniform vibration output Yuji Wada, Kentaro Nakamura (Tokyo Tech) US2021-60 |
Flat vibration of vibrating tools for ultrasonic bonding and other purposes is important for industrial applications but... [more] | US2021-60 pp.11-16 |
| US | 2021-11-26 13:50 |
Online | Online | GHz ultrasonic reflectometry fingerprint imaging using epitaxial PbTiO3 ultrasonic transducers Yusuke Sato, Takahiko Yanagitani (Waseda Univ.) US2021-42 |
Fingerprint readers based on PZT and ScAlN pMUT in the MHz ranges are extensively studied. However, pMUTs operate in the... [more] | US2021-42 pp.13-18 |
| US | 2021-11-26 14:15 |
Online | Online | 0.3 mm 10 MHz ScAlN thin plate ultrasonic transducer fabricated by sputtering growth Naoya Iwata, Takahiko Yanaigtani (Waseda Univ.) US2021-43 |
PZT (Pb(Zr,Ti)O3) ceramics and PMN-PT (Pb(Mg1/3Nb2/3)O3-PbTiO3) single crystals with large electromechanical coupling c... [more] |
US2021-43 pp.19-24 |
| US | 2021-07-30 14:30 |
Online | Online | Investigation of non-resonant air-coupled ultrasonic transducer array Satoru Takasugi (SUNCALL) US2021-21 |
Dispersion of resonance frequency affects operation of air-coupled ultrasonic phased array using transducer resonance mo... [more] | US2021-21 pp.14-19 |
| EE | 2021-01-25 15:20 |
Online | Online (Zoom) | A Study on Design of High Frequency Inverter in Medical Non-contact Power Transmission System Using Ultrasonic Vibration Sho Yokoi, Tomokazu Mishima (Kobe Univ.) EE2020-35 |
In recent years, a Wireless Power Transmission System (WPT) has been attracting much attention and is required to be dev... [more] | EE2020-35 pp.63-68 |
| US | 2020-11-05 15:20 |
Aichi | Observation of the sound field by the schlieren method in ultrasonic atomization using a horn Takuya Yoshimoto (AIT), Shin-ichi Hatanaka (UEC), Masanori Sato (Honda Electronics), Teruyuki Kozuka (AIT) US2020-48 |
The efficiency of ultrasonic atomization can be improved if a horn is attached to the ultrasonic transducer during atomi... [more] | US2020-48 pp.29-33 |
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| ICD, HWS [detail] | 2020-10-26 10:30 |
Online | Online | Laser-based Attacks on Ultrasonic Sensors Tatsuya Suehiro, Taku Toyama, Junichi Sakamoto, Tsutomu Matsumoto (Yokohama National Univ.) HWS2020-28 ICD2020-17 |
We examine the instrumentation security threat of irradiating laser for a piezoelectric MEMS transducer in a MEMS ultras... [more] | HWS2020-28 ICD2020-17 pp.18-23 |
| WPT, EE (Joint) |
2020-10-07 10:05 |
Online | Online | Preliminary Verification on an Ultrasonic Wireless Power Transfer System for Implantable Devices Sho Yokoi, Tomokazu Mishima (Kobe Univ.) EE2020-11 |
Ultrasonic Wireless Power Transmission System (UWPT) based on the principle of electric-acoustic energy mutual conversio... [more] | EE2020-11 pp.1-4 |
| US | 2020-08-26 15:45 |
Online | Online | Behavior of powder levitated in ultrasonic waveguide Hiroyuki Komatsu, Daisuke Koyama, Mami Matsukawa (Doshisha Univ.) US2020-26 |
In this report, the behavior of powder trapped in an acoustic standing wave generated in an ultrasonic waveguide was inv... [more] | US2020-26 pp.33-36 |
| US | 2020-07-31 15:45 |
Online | Online | Electric Field Direction and CaBi2Ta2O9/Bi4Ti3O12 Ultrasonic Performance at elevated temperatures Makie Hidaka, Makiko Kobayashi (Kumamoto Univ.) US2020-19 |
The piezoelectric sol-gel composite can be used as an ultrasonic transducer for nondestructive inspection. Generally, a ... [more] | US2020-19 pp.33-36 |
| US | 2019-11-11 15:45 |
Shizuoka | Research on Hammering Test Diagnosis of Concrete Columns by Ultrasonic Transducer Using Deep Learning Ryota Mori, Eiji Iwatsuki, Teruyuki Kozuka, Norio Tsuda (AIT), Masanori Sato (HONDA ELECTRONICS) US2019-63 |
The life of concrete columns is said to be about 50 years, and cracks occur inside concrete columns that have been used ... [more] | US2019-63 pp.31-35 |
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| US | 2019-05-20 14:50 |
Tokyo | An ultrasonic motor using Langevin transducer and transmission line. Takaaki Ishii, Shimizu Tsuyoshi (Univ. of Yamanashi) US2019-12 |
An ultrasonic micro-motor tends to have small size transducer, then it may be difficult to obtain enough output power. ... [more] | US2019-12 pp.19-22 |
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| US | 2019-05-20 15:15 |
Tokyo | Effect of non-piezoelectric sol-gel phase for sol-gel composite ultrasonic transducers Makiko Kobayashi, Daichi Maeda (Kumamoto Univ.) US2019-13 |
Sol-gel composites have been developed for high temperature ultrasonic transducer application because of. their thermal ... [more] | US2019-13 pp.23-26 |
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