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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| US | 2017-05-22 14:20 |
Tokyo | A Study on Parametric Loudspeaker with Random Element Arrangement Shota Kinjo, Yoshifumi Nagata, Toyota Fujioka, Masato Abe (Iwate Univ.)  US2017-16 |
In order to suppress grating lobe in directivity pattern of parametric loudspeaker with regular transducer arrangement, ... [more] | US2017-16 pp.13-18 |
|
| US | 2017-04-27 13:50 |
Tokyo | Three-Dimensional Finite Difference Time-Domain Analysis of Parametric Speaker Takao Tsuchiya (Doshisha Univ.), Hideyuki Nomura (UEC) US2017-6 |
In this study, the three-dimensional numerical simulation of a parametric speaker is carried out. To simulate the sec... [more] |
US2017-6 pp.27-32 |
|
| ET | 2017-01-28 10:00 |
Kanagawa | National Institute of Special Needs Education | TA virtual agent with localized footsteps correspond to students' participating attitude Yuki Kitagishi, Tomoko Yonezawa (Kansai Univ.) ET2016-79 |
We propose a localized sound of footsteps produced by a parametric speaker with 2-axis servomotors in order to realize a... [more] | ET2016-79 pp.7-11 |
| HCGSYMPO (2nd) |
2016-12-07 - 2016-12-09 |
Kochi | Kochi City Culture Plaza (CUL-PORT) | Auditory Lateralization Steering Using a Pair of Supperdirective Speakers Masataka Moriga, Keiichi Zempo, Koichi Mizutani, Naoto Wakatsuki, Masayuki Kawamoto (Univ. of Tsukuba) |
A lot of visually impaired people have relied on auditory information during they move to the destination. In this study... [more] | |
| VLD, CAS, MSS, SIP | 2016-06-17 14:20 |
Aomori | Hirosaki Shiritsu Kanko-kan | Study on Feedforward ANC system with Virtual sensing technique Shoma Edamoto, Chuang Shi, Yosinobu Kajikawa (Kansai Univ.) CAS2016-29 VLD2016-35 SIP2016-63 MSS2016-29 |
Active noise control (ANC) utilizes the superposition property of acoustic waves. When an anti-noise wave is elegantly g... [more] | CAS2016-29 VLD2016-35 SIP2016-63 MSS2016-29 pp.157-160 |
| EA, SP, SIP | 2016-03-28 13:15 |
Oita | Beppu International Convention Center B-ConPlaza | [Poster Presentation]
Evaluation on Variable Radiation Characteristics with Flexible Parametric Loudspeaker Shinya Komori, Daisuke Ikefuji, Takahiro Fukumori, Masato Nakayama, Takanobu Nishiura (Ritsumeikan Univ.) EA2015-98 SIP2015-147 SP2015-126 |
A parametric loudspeaker has sharper radiation characteristics, and it can form a spatial narrow audible area which a pa... [more] | EA2015-98 SIP2015-147 SP2015-126 pp.183-188 |
| EA, SP, SIP | 2016-03-29 09:00 |
Oita | Beppu International Convention Center B-ConPlaza | [Poster Presentation]
A Study on Sound Field Analysis for Parametric Array Loudspeaker Hiroaki Bessho, Chuang Shi, Yoshinobu Kajikawa (Kansai Univ.) EA2015-109 SIP2015-158 SP2015-137 |
In this paper, we describe the sound field analysis for parametric array loudspeaker. Recently, with the spread of param... [more] | EA2015-109 SIP2015-158 SP2015-137 pp.237-241 |
| EA, SP, SIP | 2016-03-29 09:00 |
Oita | Beppu International Convention Center B-ConPlaza | [Poster Presentation]
Examination of Acoustic Sensing Using Super-directivity Speaker and Super-resolution Signal Processing Yuya Asakura, Kan Okubo, Norio Tagawa (Tokyo Met. Univ.) EA2015-117 SIP2015-166 SP2015-145 |
Acoustic sensing technology in the air is a promising method to acquire shapes and/or position of a targetobject. Univer... [more] | EA2015-117 SIP2015-166 SP2015-145 pp.283-286 |
| US | 2016-02-29 10:30 |
Tokyo | Instiute of Industrial Science, the University of Tokyo | Interaural level and time differences by parametric loudspeaker
-- Modeling of the human head by a rigid sphere -- Kosuke Taguchi, Hideyuki Nomura, Tomoo Kamakura (UEC) US2015-108 |
Based on the Khohklov-Zabolotskaya-Kuznetsov nonlinear equation and successive approximation, parametric sounds scattere... [more] | US2015-108 pp.1-6 |
| US, EA (Joint) |
2016-01-28 16:55 |
Osaka | Kansai University, Centenary Memorial Hall | Prediction of audio sound generated by parametric speaker Cho Sho, Kamakura Tomoo, Nomura Hideyuki (UEC) US2015-91 EA2015-56 |
When a parametric loudspeaker self-demodulates audio signals, nonlinear distortions such as higher harmonics are genera... [more] |
US2015-91 EA2015-56 pp.43-48(US), pp.7-12(EA) |
| 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) |
| EA | 2015-12-12 09:00 |
Ishikawa | Kanazawa Univ., Satellite Plaza | [Poster Presentation]
Sound image control of front, back, left and right directions using parametric loudspeakers Kouki Ito, Akina Kiriyama, Fujiwara Itaru, Aoki Shigeaki (KIT) EA2015-51 |
A parametric loudspeaker has very sharp directional characteristics. In recent years, acoustic system with presence has ... [more] | EA2015-51 pp.55-58 |
| MSS, CAS, SIP, VLD | 2015-06-18 12:00 |
Hokkaido | Otaru University of Commerce | Compensation of Nonlinear Distortions for Parametric Array Loudspeakers
-- In the case of changing the amplitude of input signal -- Yuta Hatano, Satoshi Kinoshita, Chuang Shi, Yoshinobu Kajikawa (Kansai Univ.) CAS2015-19 VLD2015-26 SIP2015-50 MSS2015-19 |
Reproduction sound of the parametric array loudspeaker (PAL) contains many nonlinear distortions. Nonlinear distortions... [more] |
CAS2015-19 VLD2015-26 SIP2015-50 MSS2015-19 pp.99-102 |
| WIT | 2015-03-14 14:30 |
Ibaraki | Kasuga Campus, Tsukuba University of Technology | A Preliminary Study on Solo ADL Training for the Visually Impaired by Use of a Parametric Speaker Robot Koji Kainou, Hotaka Takizawa (Univ. of Tsukuba), Mayumi Aoyagi (Aichi Univ. of Educ.), Nobuo Ezaki (Toba NCMT), Shinji Mizuno (Aichi Inst. of Tech.) WIT2014-115 |
This report proposes a parametric speaker robot that can perform the interactive training of activities in daily life (A... [more] | WIT2014-115 pp.171-174 |
| SIP, EA, SP | 2015-03-02 14:45 |
Okinawa | Evaluation of Modified Amplitude Modulation Methods in the Parametric Array Loudspeaker Chuang Shi, Yoshinobu Kajikawa (Kansai Univ.) EA2014-83 SIP2014-124 SP2014-146 |
The parametric array loudspeaker is a directional loudspeaker making use of the nonlinearity of air to create a narrow s... [more] | EA2014-83 SIP2014-124 SP2014-146 pp.67-70 |
|
| SIP, EA, SP | 2015-03-03 10:45 |
Okinawa | [Poster Presentation]
Design of 3D moving sound image with spherical parametric loudspeaker Daisuke Ikefuji, Masato Nakayama, Takanobu Nishiura, Yoichi Yamashita (Ritsumeikan Univ.) EA2014-116 SIP2014-157 SP2014-179 |
We have previously proposed the system with parametric loudspeakers for three-dimensional sound field reproduction. It ... [more] |
EA2014-116 SIP2014-157 SP2014-179 pp.243-248 |
|
| SIP, EA, SP | 2015-03-03 10:45 |
Okinawa | [Poster Presentation]
A Study on Multi-channel Active Noise Control System Using Parametric Array Loudspeakers for Factory Noise Kihiro Tanaka, Chuang Shi, Yoshinobu Kajikawa (Kansai Univ.) EA2014-117 SIP2014-158 SP2014-180 |
Acoustic noise problems are becoming increasingly serious in the process of industrialization. In particular, an effecti... [more] | EA2014-117 SIP2014-158 SP2014-180 pp.249-254 |
|
| SIP, EA, SP | 2015-03-03 10:45 |
Okinawa | [Poster Presentation]
An evaluation of audio spot expansion based on separating emission with curved-type parametric loudspeakers Tadashi Matsui, Daisuke Ikefuji, Masato Nakayama, Takanobu Nishiura (Ritsumeikan Univ.) EA2014-118 SIP2014-159 SP2014-181 |
The parametric loudspeaker has sharper directivity and it can achieve an audio spot which can represent the audible soun... [more] | EA2014-118 SIP2014-159 SP2014-181 pp.255-260 |
|
| SIP, EA, SP | 2015-03-03 10:45 |
Okinawa | [Poster Presentation]
Compensation of Nonlinear Distortions for Parametric Array Loudspeakers
-- Reduction of Computational Complexity of Volterra Filters and the Compensation Effects -- Yuta Hatano, Satoshi Kinoshita, Chuang Shi, Yoshinobu Kajikawa (Kansai Univ.) EA2014-119 SIP2014-160 SP2014-182 |
Reproduction sound of the parametric array loudspeaker (PAL) contains many nonlinear distortions. Therefore we proposed ... [more] | EA2014-119 SIP2014-160 SP2014-182 pp.261-266 |
|
| NLC, IPSJ-NL, SP, IPSJ-SLP, JSAI-SLUD (Joint) [detail] |
2014-12-15 14:00 |
Kanagawa | Tokyo Institute of Technology (Suzukakedai Campus) | [Invited Talk]
Statistical approach to flexible speech synthesis
-- towards human-like talking machines -- Keiichi Tokuda (NITech/Google) SP2014-109 |
This talk will give an overview of statistical approach to flexible speech synthesis. For constructing human-like tal... [more] |
SP2014-109 p.31 |
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