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All Technical Committee Conferences (All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| 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) |
(To be available after the conference date) [more] | |
| EA, SIP, SP, IPSJ-SLP [detail] | 2022-03-01 09:20 |
Okinawa | (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Methods applied to active sinusoidal noise control and their merits and demerits Kensaku Fujii (Kodaway Lab.), Mitsuji Muneyasu (Kansai Univ.), Yushifumi Chisaki (CIT)  EA2021-64 SIP2021-91 SP2021-49 |
In this paper, we compare the noise reduction effects provided by the feedback type applying the normalized least mean s... [more] | EA2021-64 SIP2021-91 SP2021-49 pp.1-8 |
| EA, US (Joint) |
2021-12-23 09:55 |
Kumamoto | Sojo University | Active sinusoidal noise control applying cascade connection of first order recursive and second order non-recursive filters to frequency conversion method Kensaku Fujii (Kodaway Lab.), Mitsuji Muneyasu (Kansai Univ.), Yoshifumi Chisaki (CIT) EA2021-61 |
In this paper, we verify the effect of applying the cascade connection of the first oreder recursive type and the second... [more] | EA2021-61 pp.24-31 |
| EA, ASJ-H | 2021-08-20 15:25 |
Online | Online | A study on methods for estimating the frequency of arriving sound by using frequency conversion for active sinusoidal noise control Kensaku Fujii (Kodaway Lab.), Mitsuji Muneyasu (Kansai Univ.), Yoshifumi Chisaki (CIT) EA2021-24 |
in this paper, we propose a method for estinating the frequency of arriving sine wave by uisng frequency conversion for ... [more] | EA2021-24 pp.19-26 |
| EA, ASJ-H | 2021-07-15 10:20 |
Online | Online | Substitution effect of frequency conversion method for filtered-x LMS algorithm applied to active sinusoidal noise control Kensaku Fujii (Kodaway Lab.), Mitsuji Muneyasu (Kansai Univ.), Yoshifumi Chisaki (CIT) EA2021-3 |
In this paper, we verify the substitution effect of frequency conversion method for filtered-x LMS algorithm applied to ... [more] | EA2021-3 pp.10-17 |
| EA, US, SP, SIP, IPSJ-SLP [detail] | 2021-03-03 14:05 |
Online | Online | [Poster Presentation]
A Study on active sinusoidal noise reduction system not requiring adaptive algorithm and secondary path filter Kensaku Fujii (Kodaway Lab.), Mitsuji Muneyasu (Kansai Univ.), Yoshifumi Chisaki (CIT) EA2020-65 SIP2020-96 SP2020-30 |
In this paper, we proposed an active sinusoidal noise control system not requiring adaptive algorithm and secondary path... [more] | EA2020-65 SIP2020-96 SP2020-30 pp.33-40 |
| 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 |
| SP, EA, SIP | 2020-03-03 09:00 |
Okinawa | Okinawa Industry Support Center (Cancelled but technical report was issued) |
A study on step size control method for pre-estimating adaptive filter in feedback type active noise control systems Kensaku Fujii (Kodaway Lab.), Mitsuji Muneyasu (Kansai Univ.), Yoshifumi Chisaki (CIT) EA2019-143 SIP2019-145 SP2019-92 |
In this paper, we propose a method for detecting the convergence of the adaptive filter estimating the feedback path in ... [more] | EA2019-143 SIP2019-145 SP2019-92 pp.243-250 |
| EA | 2019-12-13 15:15 |
Fukuoka | Kyushu Inst. Tech. | A study on method for stabilizing the noise reduction effect in the system applying the simultaneous equations method to active noise control Kensaku Fujii (Kodaway Lab.), Mitsuji Muneyasu (Kansai Univ.) EA2019-82 |
In this paper, we propose a method for stabilizing the noise reduction effect fluctuation causing when the coefficients ... [more] | EA2019-82 pp.111-118 |
| EA, SIP, SP | 2019-03-15 13:30 |
Nagasaki | i+Land nagasaki (Nagasaki-shi) | [Poster Presentation]
A study on sound source direction detection method using coefficients of adaptive filter Kensaku Fujii (Kodaway Lab.), Mitsuji Muneyasu (Kansai Univ.) EA2018-141 SIP2018-147 SP2018-103 |
In this paper, we propose a method for detecting sound source direction using coefficients of adaptive filter. For detec... [more] | EA2018-141 SIP2018-147 SP2018-103 pp.243-250 |
| 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 |
| EA | 2018-12-14 11:20 |
Fukuoka | kyushu Univ. | A study on step size adjusting method capable of stably starting filtered-x algorithm Kensaku Fujii (Kodaway Lab.), Mitsuji Muneyasu (Kansai Univ.) EA2018-91 |
In this paper, we propose a atep size control method for converging the step size within the stability performance range... [more] | EA2018-91 pp.67-74 |
| EA | 2018-10-12 11:15 |
Fukushima | Iwaki business Innovation Center (Iwaki) | A study on method for re-estimating feedback path under active noise control Kensaku Fujii (KOdaway Lab.), Mitsuji Muneyasu (Kansai Univ.) EA2018-61 |
In this paper, we propose a method capable of re-estimating the feedback path under active noise contol. The cancellatio... [more] | EA2018-61 pp.53-58 |
| EA, ASJ-H | 2018-08-23 12:30 |
Miyagi | Tohoku Gakuin Univ. | A study on method for detecting the convergence of coefficients of auxiliary filter applied to simultaneous equations method Kensaku Fujii (Kodaway Lab.), Mitsuji Muneyasu (Kansai Univ.) EA2018-28 |
The simultaneous equations method estimates the overall path from the input of the noise control filter to the output of... [more] | EA2018-28 pp.1-6 |
| EA | 2018-02-15 15:00 |
Hiroshima | Pref. Univ. Hiroshima | A study on method for detecting the convergence of coefficients of pre-estimating filter for active noise control Kensaku Fujii (Kodaway Lab), Mitsuji Muneyasu (Kansai Univ) EA2017-94 |
In this paper, we propose a method for detecting the convergence of the coefficients of the pre-estimation filters appli... [more] | EA2017-94 pp.7-12 |
| EA, US (Joint) |
2017-01-26 10:30 |
Kyoto | Doshisha Univ. | A study on feedback path re-estimation method under active noise control Kensaku Fujii (Kodaway Lab.), Mitsuji Muneyasu (Kansai Univ.) US2016-110 EA2016-78 |
In this paper, we propose a method detecting the increase of the cancellation remainder of the feedback path under activ... [more] | US2016-110 EA2016-78 pp.185-190(US), pp.61-66(EA) |
| EA, SP, SIP | 2016-03-28 13:15 |
Oita | Beppu International Convention Center B-ConPlaza | [Poster Presentation]
A method for improving linear prediction effect by applying recursive type adaptive filter to linear prediction Kensaku Fujii (Kodaway Lab.), Mitsuji Muneyasu (Kansai Univ.) EA2015-77 SIP2015-126 SP2015-105 |
[more] | EA2015-77 SIP2015-126 SP2015-105 pp.63-68 |
| US, EA (Joint) |
2016-01-29 10:25 |
Osaka | Kansai University, Centenary Memorial Hall | On a stable performance condition of feedback type active noise control system for preventive panel of sound leakage Kensaku Fujii (Kodaway Lab.), Mitsuji Muneyasu (Kansai Univ.) EA2015-59 |
[more] | EA2015-59 pp.27-32 |
| EA, EMM | 2015-11-13 14:45 |
Kumamoto | Kumamoto Univ. | Secondary and feedback paths improving stability and noise reduction effect in feedforward type active noise control system Kensaku Fujii (Kodaway Lab.), Mitsuji Muneyasu (Kansai Univ.) EA2015-38 EMM2015-59 |
[more] | EA2015-38 EMM2015-59 pp.81-86 |
| EA | 2015-07-03 15:20 |
Tokyo | The Univ. of Electro-Communications, 80th Anniversary Memorial Hall | A study on level diagram necessary for verification of stable operation of hands-free communication system Kensaku Fujii (Kodaway Lab.), Mitsuji Muneyasu (Kansai Univ.) EA2015-8 |
(To be available after the conference date) [more] | EA2015-8 pp.39-44 |
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