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Technical Committee on Engineering Acoustics (EA) (Searched in: 2023)
Search Results: Keywords 'from:2023-12-22 to:2023-12-22'
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| EA, US (Joint) |
2023-12-22 13:00 |
Fukuoka | [Poster Presentation]
Double mode type BAW filter based on ScAlN multilayers SMR using stacked electrodes Saneyuki Shibata, Takahiko Yanagitani (Waseda Univ.)  US2023-56 |
Surface acoustic wave (SAW) filters, which use surface acoustic waves, and bulk acoustic wave (BAW) filters, which use b... [more] | US2023-56 pp.1-6 |
|
| EA, US (Joint) |
2023-12-22 13:00 |
Fukuoka | [Poster Presentation]
Measurement of reflection and transmission characteristics of various materials for airborne ultrasound Kousuke Kozuka, Yuji Wada, Kentaro Nakamura (Tokyotech) US2023-57 |
Application of airborne ultrasound is extending to actuators and haptic devices in addition to ranging and sensing. In t... [more] | US2023-57 pp.7-12 |
|
| 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 |
|
| 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 |
|
| EA, US (Joint) |
2023-12-22 13:00 |
Fukuoka | [Poster Presentation]
Fabrication of epitaxial piezoelectric layer/acoustic Bragg reflector structure by etching of epitaxial sacrificial layer Satoshi Tokai, Takahiko Yanagitani (Waseda Univ.) US2023-60 |
Q factor and power durability are expected to be improve d by using s ingle crystalline piezoelectric thin films in BAW ... [more] | US2023-60 pp.24-29 |
|
| EA, US (Joint) |
2023-12-22 13:00 |
Fukuoka | [Poster Presentation]
Examination of a stress evaluation method using a NAM microphone Akihito Nonaka, Masanori Akita (Oita Univ) EA2023-49 |
Modern society is also known as a stressful society, where people are busy with work and study, and are stressed by thei... [more] | EA2023-49 pp.1-6 |
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| EA, US (Joint) |
2023-12-22 13:00 |
Fukuoka | [Poster Presentation]
Performance evaluation of Multizone Sound Field Reproduction considering radiation toward the floor in real environments Rino Fujioka (Ryukoku Univ.), Kazuya Yasueda (THCU), Tong Zhou, Akitoshi Kataoka (Ryukoku Univ.) EA2023-50 |
Multizone sound field reproduction, which aim to create both audible and quiet areas within a specific zone, hasbeen stu... [more] | EA2023-50 pp.7-12 |
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| EA, US (Joint) |
2023-12-22 13:00 |
Fukuoka | [Poster Presentation]
Multichannel Blind Source Separation Using Independent Low-Rank Matrix Analysis with Observed-Signal-Dependent Regularization Based on Spectrogram Consistency Takaaki Kojima, Norihiro Takamune, Sota Misawa (UTokyo), Daichi Kitamura (NIT,Kagawa), Hiroshi Saruwatari (UTokyo) EA2023-51 |
Independent low-rank matrix analysis (ILRMA) is the state-of-the-art technique for blind source separation under the ove... [more] | EA2023-51 pp.13-20 |
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| EA, US (Joint) |
2023-12-22 13:00 |
Fukuoka | [Poster Presentation]
Measurement of directional characteristics of a small end-fire loudspeaker array structured with a horn loudspeaker and ordinary loudspeakers Mio Shibata, Manabu Okamoto (Sojo Univ.) EA2023-52 |
We are studying a small, low-cost directional loudspeaker system. A horn loudspeaker mainly has strong directivity in th... [more] | EA2023-52 pp.21-26 |
|
| EA, US (Joint) |
2023-12-22 13:00 |
Fukuoka | [Poster Presentation]
Transaural system for multiple listeners using acoustic contrast as its objective function Daichi Ito, Toshiya Samejima (Kyushu Univ.) EA2023-53 |
Transaural system reproduces binaural signals at a listener's ear by using loudspeakers instead of headphones for binaur... [more] | EA2023-53 pp.27-32 |
|
| EA, US (Joint) |
2023-12-22 15:20 |
Fukuoka | [Poster Presentation]
Evaluation of wave velocity anisotropy in loaded and unloaded bones of hyperglycemic rats Yuhi Haneda, Keita Yano, Mami Matsukawa (Doshisha Univ.) US2023-61 |
Diabetic patients often have higher risk of bone fracture despite of the normal bone mineral density (BMD). BMD is the m... [more] | US2023-61 pp.30-34 |
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| EA, US (Joint) |
2023-12-22 15:20 |
Fukuoka | [Poster Presentation]
Electromechanical coupling coefficient hysteresis curve of free-standing PbTiO3 epitaxial thin film resonators Sota Kuninobu, Takahiko Yanagitani (Waseda Univ.) US2023-62 |
[more] | US2023-62 pp.35-40 |
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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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| EA, US (Joint) |
2023-12-22 15:20 |
Fukuoka | [Poster Presentation]
SMR-type piezoelectric transformer using shear mode c-axis zigzag ScAlN multilayer Kazutaka Siraiwa (Waseda Univ.), Takahiko Yanagitani (Waseda univ.) US2023-64 |
RF signal can be converted to DC signal using an antenna and diode (rectenna). When distance of wireless transfer is lon... [more] | US2023-64 pp.47-52 |
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| EA, US (Joint) |
2023-12-22 15:20 |
Fukuoka | [Poster Presentation]
Large area growth of c-axis tilted Sc0.4Al0.6N thin films using planar sputtering with rectangular cathode Naoki Ishii, Yhoho Shimano, Takahiko Yanagitani (Waseda Univ.) US2023-65 |
c-axis normal ScAlN thin films with Sc concentration exceeding 40% possess high thickness extensional mode electromechan... [more] | US2023-65 pp.53-58 |
|
| EA, US (Joint) |
2023-12-22 15:20 |
Fukuoka | [Poster Presentation]
Observation of the Lombard effect during listening to daily life noise Takashi Kido, Masanori Akita (Oita Univ.) EA2023-54 |
The Lombard effect is a phenomenon in which people naturally raise their voices in relatively noisy environments, which ... [more] | EA2023-54 pp.33-36 |
|
| EA, US (Joint) |
2023-12-22 15:20 |
Fukuoka | [Poster Presentation]
Hearing aid system using LED lighting. Suzuka Ikeda, Yuji Wada, Kentaro Nakamura (Tokyo Tech) EA2023-55 |
[more] | EA2023-55 pp.37-42 |
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| EA, US (Joint) |
2023-12-22 15:20 |
Fukuoka | [Poster Presentation]
Reduction of computational complexity of MNMF sound source separation by time domain division Shigo Sasao, Ken'ichi Furuya (Oita Univ.) EA2023-56 |
[more] | EA2023-56 pp.43-48 |
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| EA, US (Joint) |
2023-12-22 15:20 |
Fukuoka | [Poster Presentation]
Performance evaluation of acoustic test signals under discrete Fourier transform-based framework Hideki Kawahara (Wakayama Univ.), Kohei Yatabe (Tokyo Univ. Agriculture and Tech.), Mitsunori Mizumachi (Kyushi Inst. Tech.), Ken-Ichi Sakakibara (Health Sci. Univ. Hokkaido), Tatsuya Kitamura (Konan Univ.) EA2023-57 |
We introduced a unified framework for impulse response measurement using popular test signals and our newly proposed one... [more] | EA2023-57 pp.49-56 |
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| EA, US (Joint) |
2023-12-23 09:15 |
Fukuoka | Focus control of a concave-convex ultrasonic gel lens in the radial direction Tagashira Kokichi, Nakamura Kosuke, Harada Yuki, Koyama Daisuke (Doshisha Univ.) US2023-66 |
We have been developing novel lens functions using ultrasound and have developed concave-convex ultrasonic gel lenses th... [more] | US2023-66 pp.59-62 |
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