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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| SP, IPSJ-MUS, IPSJ-SLP [detail] | 2024-06-14 13:50 |
Tokyo | (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Computation of acoustic field in the vicinity of the wedge-shaped cut imitating the lips by using FDTD method Chiune Sato, Kunitoshi Motoki (Hokkai-Gakuen Univ.) |
(To be available after the conference date) [more] | |
| EMM, EA, ASJ-H | 2023-11-23 13:00 |
Toyama | [Poster Presentation]
Investigation on improvement of beamforming low-frequency characteristics by estimation of virtual microphone array signal Ryosuke Oyashiki, Kanji Watanabe, Masayuki Nishiguchi, Koji Abe (Akita Prefectural Univ.)  EA2023-32 EMM2023-63 |
Our goal is to realize a system that reproduces a certain sound field in a different field.We have proposed a system usi... [more] | EA2023-32 EMM2023-63 pp.23-30 |
|
| EA, ASJ-H | 2021-07-15 11:20 |
Online | Online | Beam Control Based on Multi-phased Array for Parametric Array Loudspeaker Yuting Geng, Haonan Wang (Ritsumeikan Univ.), Masato Nakayama (Osaka Sangyo Univ.), Takanobu Nishiura (Ritsumeikan Univ.) EA2021-5 |
Parametric array loudspeaker (PAL) can achieve a super directivity utilizing the straightness of ultrasounds. How- ever,... [more] | EA2021-5 pp.24-29 |
| EA, US, SP, SIP, IPSJ-SLP [detail] | 2021-03-03 14:05 |
Online | Online | [Poster Presentation]
A study of loudspeaker design for measuring near-field head-related transfer functions Atsuro Ito, Kentaro Matsui, Shu Kitajima (NHK) EA2020-67 SIP2020-98 SP2020-32 |
Head-related transfer functions (HRTFs) are acoustic transfer functions from a point source placed at arbitrary position... [more] | EA2020-67 SIP2020-98 SP2020-32 pp.45-50 |
| EA, ASJ-H | 2020-08-07 14:05 |
Online | Online | Influence of the existense of beamforming for low frequency region on sound quality in sound-space acquisition Kanji Watanabe, Masayuki Nishiguchi, Shouichi Takane, Koji Abe (Akita Pref. Univ.) EA2020-16 |
This study is aiming at the realization of spatial sound acquisition and reproduction system that can reproduce a certai... [more] | EA2020-16 pp.15-22 |
| EA | 2018-10-12 10:00 |
Fukushima | Iwaki business Innovation Center (Iwaki) | Evaluation of shared sound field synthesis using spherical microphone array recoding Taku Shimizu, Jorge Trevino, Shuichi Sakamoto, Yo-iti Suzuki (Tohoku Univ.), Tomohiko Ise (Alpine) EA2018-58 |
Conventional sound field synthesis methods may require a large system because of synthesizing a huge control region to e... [more] | EA2018-58 pp.27-32 |
| US, EA (Joint) |
2018-01-23 13:00 |
Osaka | [Poster Presentation]
On multiple-loudspeaker system for simultaneous reproduction of two sound sources Naoyuki Kuse, Irwansyah, Koshiro Hira, Tsuyoshi Usagawa (Kumamoto Univ.) EA2017-84 |
An emergency evacuation guidance system plays an important role to let people to specific exit under server condition su... [more] | EA2017-84 pp.1-6 |
|
| EA, US (Joint) |
2017-01-25 13:00 |
Kyoto | Doshisha Univ. | [Poster Presentation]
Listening-area-informed sound field reproduction
-- A case study on arbitrary configuration and directivity of loudspeakers -- Natsuki Ueno, Shoichi Koyama, Hiroshi Saruwatari (Univ. Tokyo) EA2016-69 |
A sound field reproduction method using prior information on listening areas is proposed. Most current methods aim to re... [more] | EA2016-69 pp.7-12 |
| US, EA (Joint) |
2016-01-29 13:40 |
Osaka | Kansai University, Centenary Memorial Hall | Two element loudspeaker system for simultaneous reproduction of two sound sources
-- On directivity characteristics -- Koshiro Hira, Naoyuki Kuse, Tsuyoshi Usagawa (Kumamoto Univ.) US2015-100 EA2015-63 |
For emergency evacuation in the heavily smoked condition, directional sound signage is required to lead people to a spec... [more] | US2015-100 EA2015-63 pp.93-98(US), pp.51-56(EA) |
| EA, US (Joint) |
2014-01-27 15:20 |
Osaka | Kansai University, Centenary Memorial Hall | An Envelope Method for Improving the Product Directivity Models of the Parametric Loudspeaker Chuang Shi (Nanyang Technological Univ./Univ. of Electro-Comm.), Hideyuki Nomura, Tomoo Kamakura (Univ. of Electro-Comm.), Woon-Seng Gan (Nanyang Technological Univ.) US2013-91 EA2013-104 |
The directivity of a parametric loudspeaker is roughly described by the product directivity principle or more accurately... [more] | US2013-91 EA2013-104 pp.53-56(US), pp.7-10(EA) |
| US, EA (Joint) |
2013-01-24 13:10 |
Kyoto | Kambaikan, Doshisha Univ. | A study on reproduced area control based on separating emission of carrier and subband waves Masato Nakayama, Tadashi Matsui, Takanobu Nishiura (Ritsumeikan Univ.) US2012-92 EA2012-123 |
The parametric loudspeaker is ideal candidate to achieve audio system with the super high directivity by using ultrasoun... [more] | US2012-92 EA2012-123 pp.25-30 |
| US | 2012-11-29 15:50 |
Shizuoka | Shizuoka Univ. | Sound localization of stereo reproduction with parametric loudspeakers Shigeaki Aoki, Masayoshi Toba, Norihisa Tsujita (KIT) US2012-77 |
We can perceive sound localization in stereo reproduction using ordinary left and right loudspeakers. A parametric louds... [more] | US2012-77 pp.39-44 |
| EA | 2008-12-05 11:15 |
Fukushima | Directional Sound Radiation System using a Planar Diaphragm Incorporating Multiple Vibrators
-- Influence of diaphragm shape and vibrator positions toward sound directivity controlling -- Yoko Yamakata, Michiaki Katsumoto, Toshiyuki Kimura (National Institute of Information and Communications Technology) EA2008-112 |
We have constructed a sound production system that can control the sound directivity by controlling bending vibration of... [more] | EA2008-112 pp.65-70 |
|
| EA | 2008-04-25 15:00 |
Tokyo | National Institute of Information and Communication Technology | Theoretical study of near 3D sound field reproduction using wave field synthesis Toshiyuki Kimura, Yoko Yamakata, Michiaki Katsumoto (NICT) EA2008-4 |
It is very important to develop near 3D sound field reproduction techniques in order to realize the ultra-realistic comm... [more] | EA2008-4 pp.17-22 |
| EA | 2007-06-29 15:00 |
Hokkaido | Hokkaido Univ. | Free viewpoint and listening point contents for musical performance using blind signal separation and head related transfer function Kenta Niwa, Takanori Nishino, Kazuya Takeda (Nagoya Univ.) EA2007-32 |
This paper describes the development of a FTV(Free viewpoint and listening point TV) system on which users can view imag... [more] | EA2007-32 pp.31-36 |
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