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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| EA, ASJ-H | 2023-08-31 14:15 |
Miyagi | Acoustic test signals for measuring reverberant transfer function and its application to critical distance estimation Hideki Kawahara (Wakayama Univ.), Kohei Yatabe (Tokyo Univ. Agri. Tech.), Ken-Ichi Sakakibara-Ichi (Health Sci. Univ. Hokkaido), Mitsunori Mizumachi (Kyushu Inst. Tech.), Tatsuya Kitamura (Konan Univ.)  EA2023-20 |
We propose a dedicated test signal for acoustic measurement specifically for room acoustics based on our recent method. ... [more] | EA2023-20 pp.14-17 |
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| NLC, IPSJ-NL, SP, IPSJ-SLP [detail] | 2021-12-02 15:50 |
Online | Online | Simultaneous measurement of linear, non-linear, random responses of pitch extrctors to frequency modulated voiced sounds
-- application of extended time-stretched-pulse sequence with orthogonalization -- Hideki Kawahara (Wakayama Univ.), Ken-Ichi Sakakibara (Health Science Univ. okkaido), Kohei Yatabe (Waseda Univ.), Tatsuya Kitamura (Konan Univ.), Hideki Banno (Meijo Univ.), Masanori Morise (Meiji Univ.) NLC2021-23 SP2021-44 |
We measured the linear time invariant, the non-linear time invariant, and random and time varying responses, of pitch ex... [more] | NLC2021-23 SP2021-44 pp.27-32 |
| EA, ASJ-H | 2021-08-20 15:00 |
Online | Online | Visualization of sound propagation using an educational robot arm and an extended time-stretched pulses Hideki Kawahara (Wakayama Univ.) EA2021-23 |
We describe an example application of an educational robot arm and a new acoustic measurement procedure for visualizing ... [more] | EA2021-23 pp.13-18 |
| EA, ASJ-H | 2021-07-15 09:30 |
Online | Online | Implementation details of interactive and real-time tools for sound visualization and processing using MATLAB Hideki Kawahara (Wakayama Univ.) EA2021-1 |
Objective measurements of speech data acquisition and presentation is clucial for assureing reploducibility and reusabil... [more] | EA2021-1 pp.1-5 |
| EA, ASJ-H | 2021-07-15 09:55 |
Online | Online | Practical considerations on resampling and sampling rate conversion in audio media processing
-- Application of simultaneous measurement of multiple paths based on extended time stretch pulses -- Hideki Kawahara (Wakayama Univ.), Shigeaki Amano (Aichi Shukutoku Univ.) EA2021-2 |
Modern digital audio systems automatically convert the sampling frequency of audio media. It makes the system user-frien... [more] | EA2021-2 pp.6-9 |
| SP, IPSJ-SLP, IPSJ-MUS | 2021-06-18 13:00 |
Online | Online | Tools and practice for supporting recommended protocol for acoustic recording of speech data for high usability
-- Application of a cascaded all-pass filters with randomized center frequencies and phase polarities -- Hideki Kawahara (Wakayama Univ.), Kohei Yatabe (Waseda Univ.), Ken-Ichi Sakakibara (Health Sci. Univ. Hokkaido), Mitsunori Mizumachi (Kyushu Inst. Tech), Masanori Morise (Meiji Univ.), Hideki Banno (Meijo Univ.), Toshio Irino (Wakayama Univ.) SP2021-1 |
Objective measurements of speech data acquisition and presentation is clucial for assureing reploducibility and reusabil... [more] | SP2021-1 pp.1-6 |
| EA, EMM | 2019-11-23 11:10 |
Ishikawa | Kanazawa Institute of Technology | [Invited Talk]
Velvet noise and frequency domain variants of Velvet noise
-- The unexpected emergence of a strange signal forces us to revisit sounds and auditory perception -- Hideki Kawahara (Wakayama Univ.) EA2019-65 EMM2019-93 |
A sparse and random sequence of 1 and -1 sounds like noise. Moreover, it sounds smoother than white Gaussian noise and c... [more] | EA2019-65 EMM2019-93 pp.69-74 |
| 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, ASJ-H | 2018-08-24 09:50 |
Miyagi | Tohoku Gakuin Univ. | Acoustic measurements using a frequency domain velvet noise and interference-free power spectral representations of periodic sounds Hideki Kawahara (Wakayama Univ.), Masanori Morise (Univ. Yamanashi), Mitsunori Mizumachi (Kyu Tech.) EA2018-42 |
We propose a new framework consisting of a test signal for acoustic impulse response measurement and analysis procedures... [more] | EA2018-42 pp.89-96 |
| RCS, SR, SRW (Joint) |
2018-02-28 14:10 |
Kanagawa | YRP | Channel Impulse Response Measurement Using USRP and GNU Radio Avoiding Uncertain Latency Kaito Fukushima, Mika Kamishima, Yoji Yamada (NIT, Ishikawa College) SR2017-113 |
Channel impulse response measurements are important in wireless system design. A software-defined radio equipment (PC-SD... [more] | SR2017-113 pp.9-16 |
| 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 |
| EA | 2005-04-21 13:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | [Invited Talk]
The development of adaptive equalizer system for the sound field in a vehicle cabin Tomohiko Ise, Nozomu Saito, Kiyoshi Nakamura, Masaichi Akiho, Makoto Namekawa (Alpine) |
Many DSP chips are required when we utilize the results of latest researches about sound field control for practical aud... [more] | EA2005-1 pp.1-6 |
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