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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]
A study on reverberation time estimation based on regression error Yohei Iiyama, Yutaka Kaneda (Tokyo Denki Univ.)  EA2019-145 SIP2019-147 SP2019-94 |
The reverberation time is obtained by linear regression of the reverberation curve calculated from a room impulse respon... [more] | EA2019-145 SIP2019-147 SP2019-94 pp.255-260 |
| SP, EA, SIP | 2020-03-03 12:35 |
Okinawa | Okinawa Industry Support Center (Cancelled but technical report was issued) |
Real-time visualization of reverberation time using frequency domain variants of velvet noise Hideki Kawahara (Wakayama Univ.), Ken-Ichi Sakakibara (Health Science Univ. Hokkaido), Mitsunori Mizumachi (Kyushu Inst. Tech.), Masanori Morise (Meiji Univ.), Hideki Banno (Meijo Univ.) EA2019-159 SIP2019-161 SP2019-108 |
We introduce a wavelet-based method for real-time visualization of reverberation time for extending acoustic measurement... [more] | EA2019-159 SIP2019-161 SP2019-108 pp.337-342 |
| SP, EA, SIP | 2020-03-03 13:35 |
Okinawa | Okinawa Industry Support Center (Cancelled but technical report was issued) |
Application of frequency-domain variant of velvet noise to the measurement of auditory effects on the fundamental frequency of sustained voicing Hideki Kawahara (Wakayama Univ.), Ken-Ichi Sakakibara (Health Science Univ. of Hoakkaido), Minoru Tsuzaki (KCU), Toshie Matsui (TIT), Masanori Morise (Meiji Univ.), Toshio Irino (Wakayama Univ.) EA2019-161 SIP2019-163 SP2019-110 |
This report introduces application of a new impulse response measurement test signal (FVN: Frequency domain variant of V... [more] | EA2019-161 SIP2019-163 SP2019-110 pp.349-354 |
| US | 2020-02-28 15:30 |
Tokyo | Visualization of spatial impulse responses with mixed reality techniques and moving microphone Yasuaki Watanabe (Tokyo Denki Univ.), Yuta Kataoka (Waseda Univ.), Yusuke Ikeda (Tokyo Denki Univ.), Yasuhiro Oikawa (Waseda Univ.), Naotoshi Osaka (Tokyo Denki Univ.) US2019-108 |
The rapid development of mixed reality techniques has made it easy to represent scientific data on real space. We previo... [more] | US2019-108 pp.51-56 |
|
| EA, ASJ-H | 2019-10-29 13:00 |
Tokyo | NHK Science&Technology Research Lab. | Application of frequency domain variants of velvet noise to multi-aspect measurement of acoustic systems Hideki Kawahara (Wakayama Univ.), Ken-Ichi Sakakibara (Health Science Univ. Hokkaido), Mitsunori Mizumachi (Kyushu Inst. Tech.), Masanori Morise (Meiji Univ.), Hideki Banno (Meijo Univ.), Toshio Irino (Wakayama Univ.) EA2019-47 |
We introduce FVN (Frequency domain variants of Velvet Noise), a new member of TSP (Time Stretched Pulse), which consists... [more] | EA2019-47 pp.69-75 |
| EA, ASJ-H | 2019-10-29 13:25 |
Tokyo | NHK Science&Technology Research Lab. | Influence of Snow on Speech Intelligibility and its Compensation Filter Shuto Shibata, Kazuhiro Kondo (Yamagata Univ.) EA2019-48 |
When it snows, it often sounds quiet outdoors. This is because snow inhibits sound transmission. Snowfall is known to ma... [more] | EA2019-48 pp.77-82 |
| EA, ASJ-H, ASJ-AA | 2019-07-17 13:00 |
Hokkaido | SAPPORO COMMUNITY PLAZA | Extension of acoustic measurement procedures based on frequency domain variants of the velvet noise Hideki Kawahara (Wakayama Univ.), Ken-Ichi Sakakibara (Health Science Univ.), Mitsunori Mizumachi (Kyutech) EA2019-15 |
The frequency domain velvet noise (FVN) is a member of the time stretched pulse (TSP) in the broader sense because the... [more] |
EA2019-15 pp.77-82 |
| EA, US (Joint) |
2019-01-22 14:00 |
Kyoto | Doshisha Univ. | [Poster Presentation]
A study of improving method for nonstationary noise contained in a measured impulse response Wataru Kinoshita, Yutaka Kaneda (TDU) EA2018-93 |
The impulse response is an important system characteristic from which the frequency response and reverberation time of a... [more] | EA2018-93 pp.1-6 |
| EA, ASJ-H, EMM, IPSJ-MUS [detail] | 2018-11-21 13:30 |
Ishikawa | Hotel Koshuen | Directional pattern analysis of late reverberation using spherical microphone array Yuto Izumi, Makoto Otani (Kyoto Univ.) EA2018-65 EMM2018-65 |
Arrival direction of reflected sound is one of important factors to characterize spatial impression. An impulse response... [more] | EA2018-65 EMM2018-65 pp.13-18 |
| EA, ASJ-H, ASJ-AA | 2018-07-24 10:55 |
Hokkaido | Hokkaido Univ. | On the comparative effect of snowfall, accumulation, and density on speech intelligibility Shuto Shibata, Kazuhiro Kondo (Yamagata Univ.) EA2018-2 |
Sound is known to be altered in some manner by the acoustic characteristics of snow. However, the specific characteristi... [more] | EA2018-2 pp.7-12 |
| EA, ASJ-H, ASJ-AA | 2018-07-24 13:00 |
Hokkaido | Hokkaido Univ. | [Poster Presentation]
Effectiveness of BMN-SS impulse response measurement method for reverberation time measurement Yohei Iiyama, Yutaka Kaneda (Tokyo Denki Univ) EA2018-6 |
The reverberation time is calculated from a room impulse response. In this case, the steady power level of the noise co... [more] |
EA2018-6 pp.29-34 |
| SIP, EA, SP, MI (Joint) [detail] |
2018-03-19 13:00 |
Okinawa | [Poster Presentation]
Reproduction of the Roaring Dragon "Nakiryu" Phenomenon in Yakushido Hall by Sound Field Rendering Issei Takenuki, Takuya Kambara, Takao Tsuchiya (Doshisha Univ.), Hiroshi Hasegawa (Utsunomiya Univ.) EA2017-122 SIP2017-131 SP2017-105 |
It is known in the Yakushido hall in Tochigi prefecture that the roaring dragon "Nakiryu" phenomenon which can be heard ... [more] | EA2017-122 SIP2017-131 SP2017-105 pp.121-126 |
|
| SIP, EA, SP, MI (Joint) [detail] |
2018-03-20 09:00 |
Okinawa | [Poster Presentation]
Blind Source Separation Based on the Sparsity of Impulse Responses Ryota Oda, Daichi Kitahara, Akira Hirabayashi (Ritsumeikan Univ.) EA2017-164 SIP2017-173 SP2017-147 |
We propose a blind source separation (BSS) algorithm using a priori information of the mixing process based on the state... [more] | EA2017-164 SIP2017-173 SP2017-147 pp.341-346 |
|
| CPM, ED, EID, SDM, ICD, MRIS, QIT, SCE, OME, EMD (Joint) [detail] |
2018-03-08 15:15 |
Shizuoka | Degradation Phenomenon of Electrical Contacts by using a Micro-Sliding Mechanism
-- The comparison with input waveforms concerning of minimal sliding amplitudes under some conditions 4 -- Keiji Koshida, Shin-ichi Wada (TMC), Koichiro Sawa (NIT) EMD2017-75 MR2017-46 SCE2017-46 EID2017-48 ED2017-120 CPM2017-140 SDM2017-120 ICD2017-125 OME2017-69 |
Authors have studied degradation phenomena on electrical contacts under oscillations. In addition, they have developed a... [more] | EMD2017-75 MR2017-46 SCE2017-46 EID2017-48 ED2017-120 CPM2017-140 SDM2017-120 ICD2017-125 OME2017-69 pp.15-20 |
|
| RCS, SR, SRW (Joint) |
2018-03-01 09:40 |
Kanagawa | YRP | Considerations on a MIMO Channel Prediction Scheme Using Multipath Separation in Delay, Departure Angle, and Arrival Angle Domains Kanako Okumura, Yasutaka Ogawa, Toshihiko Nishimura, Takeo Ohgane (Hokkaido Univ.) RCS2017-348 |
In downlink multi-user MIMO transmission, channel state information is required for precoding at a base station. The cha... [more] | RCS2017-348 pp.179-184 |
| ICD, CPSY, CAS | 2017-12-14 11:00 |
Okinawa | Art Hotel Ishigakijima | A Study on Wireless Transmitter with Up-converted Root-Cosine Roll-off Waveform Iroi Yamamoto, Yohtaro Umeda (Tokyo Univ. of Science) CAS2017-67 ICD2017-55 CPSY2017-64 |
In this paper, we reconfigure the conventional analog signal processing transmitter and propose an all-digital transmitt... [more] | CAS2017-67 ICD2017-55 CPSY2017-64 pp.21-26 |
| EA, ASJ-H | 2017-08-09 13:00 |
Miyagi | Tohoku Univ., R. I. E. C. | Identification Method of the Recording Position of Hyper-directional Microphones Toshiyuki Kimura, Kosuke Hagino (Tohoku Gakuin Univ.) EA2017-27 |
In order to realize the personal 3D sound field reproduction system using directional microphones and wave field synthes... [more] | EA2017-27 pp.1-4 |
| NS, ASN, RCC, RCS, SR (Joint) |
2017-07-19 15:35 |
Hokkaido | Hokkaido Univ. | Considerations on a Channel Prediction Scheme Using Multipath Separation in the Delay and Angle Domains Kanako Okumura, Yasutaka Ogawa, Toshihiko Nishimura, Takeo Ohgane (Hokkaido Univ.) RCS2017-103 |
Due to motion of user equipment, propagation environments in wireless communication vary over time. In time-varying envi... [more] | RCS2017-103 pp.61-66 |
| SP, SIP, EA | 2017-03-01 11:15 |
Okinawa | Okinawa Industry Support Center | Study on tolerance of time axis fluctuation of pure white pseudonoisesignal1for impulse response measurement Kentaro Mori, Yutaka Kaneda (Tokyo Denki Univ.) EA2016-86 SIP2016-141 SP2016-81 |
In impulse response measurement, a time-invariant linear system is assumed. Therefore, measurement errors arise when th... [more] | EA2016-86 SIP2016-141 SP2016-81 pp.25-30 |
| SP, SIP, EA | 2017-03-02 09:00 |
Okinawa | Okinawa Industry Support Center | [Poster Presentation]
Study of room acoustic characteristics calculation from an impulse response measured at high sound pressure Ryo Takebayashi, Yutaka Kaneda (Tokyo Denki Univ.) EA2016-116 SIP2016-171 SP2016-111 |
When measuring an impulse response, it is possible to reduce the effect of ambient noise by measuring at a high sound pr... [more] | EA2016-116 SIP2016-171 SP2016-111 pp.195-200 |
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