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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| SIP | 2023-08-08 10:30 |
Osaka | Osaka Univ. (Suita) Convention Center (Primary: On-site, Secondary: Online) |
Modified SFANC system based on MEFxDCTLMS algorithm Kenya Doi, Yoshinobu Kajikawa (Kansai Univ.)  SIP2023-54 |
This paper proposes a modified selective fixed-filters active noise control (SFANC) based on modified error filtered- x ... [more] | SIP2023-54 pp.34-38 |
| SIP | 2023-08-08 14:40 |
Osaka | Osaka Univ. (Suita) Convention Center (Primary: On-site, Secondary: Online) |
[Invited Talk]
Recent Development on Acoustic Echo Canceller Kenta Iwai (Ritsumeikan Univ.) SIP2023-61 |
In hands-free tele-communication systems, acoustic echo occurs and disturbs the speech communication. To reduce the acou... [more] | SIP2023-61 pp.71-76 |
| EA, ASJ-H | 2022-08-05 10:30 |
Miyagi | (Primary: On-site, Secondary: Online) |
On causes of secondary path estimation error destabilizing active noise control and stabilization measures Kensaku Fujii (Kodaway Lab.), Mitsuji Muneyasu (Kansai Univ.), Yoshifumi Chisaki (CIT) EA2022-36 |
In this paper, we clarify the mechanism of secondary path estimation error destabilizing active noise control and presen... [more] | EA2022-36 pp.48-55 |
| EA | 2020-12-14 11:35 |
Online | Online | A study on method improving noise reduction effect for filtered-x algorithm under high environmental noise Kensaku Fujii (Kodaway Lab.), Mitsuji Muneyasu (Kansai Univ.), Yoshifumi Chisaki (Chiba Inst. Tech.) EA2020-51 |
In this paper, we propose a method for reducing the bias error caused by surrounding noise arriving at a noise detection... [more] | EA2020-51 pp.31-38 |
| EA | 2018-12-14 10:55 |
Fukuoka | kyushu Univ. | A study on methods for detecting the convergence completion of adaptive filter rstimating unknown acoustic path Kensaku Fujii (Kodawy Lab.), Mitsuji Muneyasu (Kansai Univ.) EA2018-90 |
Acoustic coupling is generated between a microphone and a loudspeaker placed in a same room generate. The application of... [more] | EA2018-90 pp.59-66 |
| SIP, EA, SP, MI (Joint) [detail] |
2018-03-19 13:00 |
Okinawa | [Poster Presentation]
Study on the implementation of the Feedforward ANC system using virtual sensing technique Shoma Edamoto, Yoshinobu Kajikawa (Kansai Univ.) EA2017-131 SIP2017-140 SP2017-114 |
Active noise control (ANC) utilizes the superposition property of acoustic waves. When an anti-noise wave is elegantly g... [more] | EA2017-131 SIP2017-140 SP2017-114 pp.163-168 |
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| SIP, CAS, MSS, VLD | 2017-06-19 10:10 |
Niigata | Niigata University, Ikarashi Campus | Study on Virtual Sensing Technique for Headrest ANC Rina Hasegawa, Yoshinobu Kajikawa (Kansai Univ.), Chang Cheng-Yuan, Kuo Sen M. (CYCU) CAS2017-3 VLD2017-6 SIP2017-27 MSS2017-3 |
Conventional ANC system based on the feedback structure can cancel the periodicity or narrow-band noise around the error... [more] | CAS2017-3 VLD2017-6 SIP2017-27 MSS2017-3 pp.13-18 |
| SP, SIP, EA | 2017-03-02 09:00 |
Okinawa | Okinawa Industry Support Center | [Poster Presentation]
Realization of a Headrest ANC System Shoma Edamoto (Kansai Univ.), Chuang Shi (NTU), Yoshinobu Kajikawa (Kansai Univ.) EA2016-125 SIP2016-180 SP2016-120 |
Headrest Active Noise Control (ANC) can achieve the noise reduction around the ear of person sitting in the chair. The e... [more] | EA2016-125 SIP2016-180 SP2016-120 pp.243-248 |
| 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 |
| WIT | 2015-10-26 10:55 |
Yamaguchi | Kawatana Grand Hotel | A study of automatic evaluation method for nurse's finger pointing and calling Akira Urashim, Tomoji Toriyama, Masaki Nakamura (Toyama Pref. Univ.), Mitsuko Nakagawa, Junichi Oshima (Koshi Rehabilitation Hospital), Tadao Nomura (Kinjo University) WIT2015-62 |
As a method of preventing human error in hospital nursing duties, it is performed to include finger pointing and calling... [more] | WIT2015-62 pp.59-64 |
| EMM | 2015-03-12 16:00 |
Okinawa | [Poster Presentation]
An Application of Error Correcting Codes for Disaster Prevention Broadcasting Using Audio Data Hiding Ryosuke Mishima, Tetsuya Kojima (NIT, Tokyo College) EMM2014-87 |
A disaster prevention broadcasting method has been proposed based on audio data hiding using complete complementary code... [more] | EMM2014-87 pp.61-66 |
|
| RCS | 2014-06-17 09:16 |
Okinawa | Okinawa-ken Seinenkaikan (Naha) | Bit error rate performance of acoustic communications in indoor environments Tomohiro Imoto, Ryo Michio, Shinichiro Morishita, Hiroshi Kubo (Ritsumeikan Univ) RCS2014-34 |
This paper experimentally evaluates bit error rate performance of acoustic communications in indoor environment. First, ... [more] | RCS2014-34 pp.13-18 |
| EA, US (Joint) |
2014-01-28 10:25 |
Osaka | Kansai University, Centenary Memorial Hall | Modified-error feedback ANC system with linear prediction filter Nobuhiro Miyazaki, Yoshinobu Kajikawa (Kansai Univ.) EA2013-110 |
We have studied an ANC (Active Noise Control) system for reducing MR noise, which is generated from MRI device and reali... [more] | EA2013-110 pp.39-44 |
| US, EA (Joint) |
2013-01-25 10:20 |
Kyoto | Kambaikan, Doshisha Univ. | Study on a speech enhancement microphone array utilizing difference in distances of talker and noise source Akira Higasa, Kensaku Fujii (Univ of Hyogo), Mitsuji Muneyasu (Kansai Univ.), Masakazu Morimoto (Univ of Hyogo) EA2012-132 |
In this study, we propose a speech enhancement microphone array system to emphasize the sound and reduce noise utilizing... [more] | EA2012-132 pp.73-78 |
| US, EA (Joint) |
2013-01-25 11:00 |
Kyoto | Kambaikan, Doshisha Univ. | A study on sound source direction based on equation error method Takafumi Matsuda, Kensaku Fujii (Univ of Hyogo.), Mitsuji Muneyasu (Kansai Univ.), Masakazu Morimoto (Univ of Hyogo.) EA2012-134 |
In this study, we propose a sound source direction estimation method available for high reverberant acoustic space. we ... [more] |
EA2012-134 pp.85-90 |
| US, EA (Joint) |
2013-01-25 14:00 |
Kyoto | Kambaikan, Doshisha Univ. | Study on identification method of feedback path in feedforward type noise control system Tatsuya Sakai, Yusuke Iwamatsu, Kensaku Fujii (Univ. of Hyogo), Mitsuji Muneyasu (Kansai Univ.), Masakazu Morimoto (Univ. of Hyogo) EA2012-138 |
In this paper,we propose an control method of feedback which occurs on active noise control systems. On active noise co... [more] |
EA2012-138 pp.109-114 |
| EA, EMM | 2012-11-16 11:20 |
Oita | OITA Univ. | A study on dereverberation method applicable for non-minimum phase acoustic space Hiroshi Kishida, Kensaku Fujii (Hyogo Univ), Mitsuji Muneyasu (Kansai Univ), Masakazu Morimoto (Hyogo Univ) EA2012-85 EMM2012-67 |
In this paper, we propose a method capable of reverberation rejection applying equation error method with microphone arr... [more] | EA2012-85 EMM2012-67 pp.23-27 |
| EA, US (Joint) |
2012-01-26 11:00 |
Osaka | Kansai Univ. | Proposition of two microphone array system capable of enhancing speech signal in high reverberation Ryota Kishimoto, Takuto Yoshioka, Kensaku Fujii (Univ of Hyogo), Mitsuji Muneyasu (Kansai Univ), Masakazu Morimoto (Univ of Hyogo) EA2011-105 |
We suggest two microphone that can make up the dead angle in the direction of the noise in the context of the voice and ... [more] | EA2011-105 pp.7-12 |
| EA, US (Joint) |
2012-01-27 14:15 |
Osaka | Kansai Univ. | Study on identification method of feedback path in active noise control system Tatsuya Sakai, Yusuke Iwamatsu, Kensaku Fujii (Univ. of Hyogo), Mitsuji Muneyasu (Kansai Univ.), Masakazu Morimoto (Univ. of Hyogo) EA2011-118 |
In this paper,we propose an identification method of feedback path which occurs in active noise control systems. In act... [more] |
EA2011-118 pp.89-94 |
| EA, US (Joint) |
2012-01-27 14:45 |
Osaka | Kansai Univ. | Modified Error Feedback ANC System Robust Against Disturbance Shinya Okuno, Yoshinobu Kajikawa (Kansai Univ.) EA2011-119 |
Feedback active noise control (ANC) system which is effective for narrowband noise can get an input signal and monitor ... [more] |
EA2011-119 pp.95-100 |
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