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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| SP, EA, SIP | 2020-03-03 09:00 |
Okinawa | Okinawa Industry Support Center (Cancelled but technical report was issued) |
[Poster Presentation]
Basic Examination on Omni-Directional Sound Source Using Facing Ultrasonic Sensor Arrays Kyoka Okamoto, Kan Okubo (TMU)  EA2019-147 SIP2019-149 SP2019-96 |
Omnidirectional sound sources have been used for various purposes and have been studied for a long time. Ultrasonic sens... [more] | EA2019-147 SIP2019-149 SP2019-96 pp.267-271 |
| EA, ASJ-H | 2017-08-10 14:25 |
Miyagi | Tohoku Univ., R. I. E. C. | A Study on Sound-quality Improvement Based on Multiplexed Double Sideband Modulation in Parametric Loudspeaker Yusei Nakano, Takahiro Fukumori, Masato Nakayama, Takanobu Nishiura (Ritsumeikan Univ.) EA2017-41 |
A parametric loudspeaker can reproduce an audible sound to a particular area. To reproduce an audible sound, the paramet... [more] | EA2017-41 pp.85-90 |
| US, EA (Joint) |
2016-01-28 17:20 |
Osaka | Kansai University, Centenary Memorial Hall | Development of Card Type Parametric Loudspeaker and Its Evaluation Ryuto Nagashima, Hideyuki Nomura, Tomoo Kamakura (UEC Tokyo) US2015-92 EA2015-57 |
This report provides acoustic and electric performances of a parametric loudspeaker with an ultrasonic emitter of 2.5 mm... [more] | US2015-92 EA2015-57 pp.49-54(US), pp.13-18(EA) |
| SP, EA, SIP | 2013-05-17 10:35 |
Okayama | Distortion Reduction Using Volterra Filter for Ultrasonic Parametric Loudspeaker in Nearfield Usage Osamu Hoshuyama (NEC), Kazuma Yoshino (Univ. of Tokyo), Seiya Tateoka (Kyushu Univ.), Katsuhiro Hirose (Univ. of Electro-Comm.), Akira Oyamada (Univ. of Tsukuba) EA2013-17 SIP2013-17 SP2013-17 |
This paper proposes a distortion reduction method based on Volterra filter for nearfield ultrasonic parametric loudspeak... [more] | EA2013-17 SIP2013-17 SP2013-17 pp.97-102 |
|
| US | 2011-11-24 16:15 |
Shizuoka | Tokai Univ. | Methods of Carrier Ultrasound Reducing of Parametric Loudspeaker Yoshiyuki Hara, Toshikazu Horino, Hideyuki Nomura, Tomoo Kamakura (UEC) US2011-75 |
A parametric loudspeaker using the self-demodulation of a finite-amplitude ultrasonic wave is promising for improving so... [more] | US2011-75 pp.53-58 |
| MVE, ITE-HI, HI-SIG-VR | 2011-06-28 13:50 |
Tokyo | Sanjo Conference Hall | Personal sound display using parametric loudspeakers for simultaneous multiple-movie seeing. Masamichi Ueta, Kentaro Kimura (The Univ. of Tokyo), Osamu Hoshuyama (NEC), Tomohiro Tanikawa, Michitaka Hirose (The Univ. of Tokyo) MVE2011-18 |
This paper proposes a sound display system where each user can listen only the sound of the movie he/she is seeing from ... [more] | MVE2011-18 pp.15-20 |
| MVE, ITE-HI | 2010-06-29 09:30 |
Tokyo | Sanjo Conference Hall | Sound Image Presentation System on Large Screen using Parametric Loudspeaker Kentaro Kimura (Univ. of Tokyo), Osamu Hoshuyama (Univ. of Tokyo/NEC Corp.), Tomohiro Tanikawa, Michitaka Hirose (Univ. of Tokyo) MVE2010-23 |
This paper proposes a sound image presentation system on large screen using parametric loudspeaker and paraboloid reflec... [more] | MVE2010-23 pp.1-6 |
| EA, US (Joint) |
2009-01-29 14:55 |
Kyoto | Phase inversion driving for parametric loudspeaker
-- Reduction of ultrasonic sound pressure and application for head model -- Masayoshi Kondo, Daisuke Fukagawa, Hideyuki Nomura, Tomoo Kamakura (UEC) US2008-78 EA2008-120 |
Two planar projectors with identical rectangular apertures are placed side by side. Both the projectors radiate intense ... [more] | US2008-78 EA2008-120 pp.33-36(US), pp.25-28(EA) |
|
| US | 2008-11-27 14:45 |
Shizuoka | Phase Inversion Driving for Reducing Carrier Ultrasound of Parametric Loudspeaker Satoshi Kikuchi, Hidetoshi Aiko, Tomoo Kamakura, Hideyuki Nomura, Shinichi Sakai (The University of Electro-Communications) US2008-63 |
An ultrasound source with a simple configuration is considered as a theoretical model. The source with a circular aper... [more] |
US2008-63 pp.13-16 |
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