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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| AP, RCS (Joint) |
2017-11-08 10:25 |
Fukuoka | Fukuoka University | Feasibility Study of MACKEY type A Ken Hirano, Shigeru Makino, Keisuke Noguchi, Kenji Itoh, Tetsuo Hirota (Kanazawa Institute of Technology)  AP2017-110 |
In order to increase the degree of freedom of design, MACKEY A type (Asymmetry type) whose left and right structures are... [more] | AP2017-110 pp.15-20 |
| PRMU | 2017-10-13 11:10 |
Kumamoto | PRMU2017-87 |
Generative Adversarial Nets (GANs) is a pair of neural networks which can learn data distribution and generate various d... [more] | PRMU2017-87 pp.139-144 |
|
| US | 2017-10-05 15:20 |
Miyagi | Pulse compression of parametric sound using M-sequence phase modulation Riku Nishioka, Hideyuki Nomura (UEC) US2017-61 |
The application of pulse compression to parametric ultrasound using chirp modulation have been proposed to realize low-f... [more] | US2017-61 pp.27-32 |
|
| AP | 2017-08-24 13:25 |
Hokkaido | National Institute of Technology, Hakodate College | Dual Band MACKEY-E with E Shaped Radiator Ken Hirano, Shigeru Makino, Keisuke Noguchi, Kenji Itoh, Tetsuo Hirota (Kanazawa Inst. of Tech.) AP2017-74 |
In this paper, a dual-band MACKEY device, in which the E shape radiator, is proposed. Additionally the conditions for co... [more] | AP2017-74 pp.35-39 |
| 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 |
| EA, ASJ-H | 2017-07-21 13:40 |
Hokkaido | Hokkaido Univ. | [Poster Presentation]
A study on audio applications utilizing inaudible frequency Naofumi Aoki, Shouhei Suda, Yudai Takigami, Kouhei Yamakami, Tsuyoshi Yamamoto (Hokkaido Univ.) EA2017-14 |
As shown in the widespread adoption of Hi-Resolution audio format, the potentials of audio devices has been much expande... [more] | EA2017-14 pp.79-84 |
| 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 10:55 |
Tokyo | Experimental evaluation of spatial resolution in low-frequency parametric ultrasound image Hideyuki Nomura (UEC) US2017-2 |
The penetration depth of high-frequency ultrasound is limited since the ultrasound at high frequency is much attenuated ... [more] | US2017-2 pp.5-10 |
|
| 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 |
|
| 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] | |
| SIP | 2016-08-26 09:45 |
Chiba | Chiba Institute of Technology, Tsudanuma Campus | Proposal of an MRF-based image segmentation with automatic model parameter estimation Yoshihiko Toya, Hiroyuki Kudo (Univ. of Tsukuba) SIP2016-78 |
This paper deals with the segmentation of the image which consists of constant-density background and foreground with no... [more] | SIP2016-78 pp.27-31 |
| 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 |
| AP | 2016-05-20 09:30 |
Hyogo | kobe Univ. | MACKEY type O with dual band characterislics using offset feed technique Yasuharu Otsubo, Masaki Kotaka, Shigeru Makino, Tetsuo Hirota, Keisuke Noguchi, Kenji Itoh (KIT), Tetsuo Moroya (KTC) AP2016-21 |
In the pervious paper， a MACKEY(Metamaterial Antenna Chip developed by KIT EOE Labo-ratory) was proposed and shown that ... [more] | AP2016-21 pp.27-32 |
| 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 10:55 |
Tokyo | Instiute of Industrial Science, the University of Tokyo | Evaluation of penetration depth of parametric sound at difference frequency Ryosuke Suzuki, Hideyuki Nomura (UEC) US2015-109 |
The penetration depth becomes shallow because absorption by a medium viscosity is big for high frequency ultrasound used... [more] | US2015-109 pp.7-10 |
| 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) |
| R | 2015-12-18 13:30 |
Tokyo | A validation study of threshold methods in wavelet shrinkage estimation Xiao Xiao (Tokyo Metropolitan Univ.) R2015-61 |
Recently wavelet estimation has been established as nonparametric estimation method for stochastic process. In our previ... [more] | R2015-61 pp.1-6 |
|
| US | 2015-11-09 14:50 |
Aichi | Nagoya Ekimae Office for Inovation hub, AIST | Improvement of SNR for pulse compressed parametric ultrasound Takayuki Honda, Hideyuki Nomura, Hideo Adachi, Tomoo Kamakura (UEC) US2015-69 |
Imaging used high frequency ultrasound is difficult at far distance because ultrasound is absorbed by medium with propag... [more] | US2015-69 pp.23-28 |
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