Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
EA, ASJ-H |
2021-07-15 11:20 |
Online |
Online |
Beam Control Based on Multi-phased Array for Parametric Array Loudspeaker Yuting Geng, Haonan Wang (Ritsumeikan Univ.), Masato Nakayama (Osaka Sangyo Univ.), Takanobu Nishiura (Ritsumeikan Univ.) EA2021-5 |
Parametric array loudspeaker (PAL) can achieve a super directivity utilizing the straightness of ultrasounds. How- ever,... [more] |
EA2021-5 pp.24-29 |
SIP, EA, SP, MI (Joint) [detail] |
2018-03-20 09:00 |
Okinawa |
|
[Poster Presentation]
A study on suitable modulation parameters for spectral peak noise reduction based on frequency modulated carrier in parametric loudspeaker Kairi Mori, Takahiro Fukumori, Masato Nakayama, Takanobu Nishiura (Ritsumeikan Univ.) EA2017-151 SIP2017-160 SP2017-134 |
In the conventional modulation method using a parametric loudspeaker, a resonance frequency of an ultrasonic element is ... [more] |
EA2017-151 SIP2017-160 SP2017-134 pp.275-276 |
SIP, EA, SP, MI (Joint) [detail] |
2018-03-20 09:00 |
Okinawa |
|
[Poster Presentation]
Performance evaluation of unknown sound clustering for indoor-environmental sound classification based on self-generated acoustic model Sakiko Mishima, Yukoh Wakabayashi, Takahiro Fukumori, Keisuke Imoto, Masato Nakayama, Takanobu Nishiura (Ritsumeikan Univ.) EA2017-152 SIP2017-161 SP2017-135 |
Indoor-environmental sound classification is useful for surveillance systems which monitor the situations in the dark an... [more] |
EA2017-152 SIP2017-161 SP2017-135 pp.277-280 |
SIP, EA, SP, MI (Joint) [detail] |
2018-03-20 09:00 |
Okinawa |
|
[Poster Presentation]
Phase-aware spectral gain estimation using phase reconstruction based on phase distortion averaging Yukoh Wakabayashi, Masato Nakayama, Takanobu Nishiura (Ritsumeikan Univ.) EA2017-158 SIP2017-167 SP2017-141 |
[more] |
EA2017-158 SIP2017-167 SP2017-141 pp.305-310 |
EA, ASJ-H |
2017-12-01 15:20 |
Overseas |
University of Auckland (New Zealand) |
Range Control of Maximum Demodulation Distance in Parametric Loudspeaker Using Flexible Acoustic-lens Kirara Ariyoshi, Takahiro Fukumori, Masato Nakayama, Takanobu Nishiura (Ritsumeikan Univ.) EA2017-79 |
In this paper, we propose the control method of the maximum demodulation distance in the parametric loudspeaker using fl... [more] |
EA2017-79 pp.109-114 |
EA, ASJ-H |
2017-12-01 16:00 |
Overseas |
University of Auckland (New Zealand) |
HRTF Personalization Based on Pinna Shape Estimation with Handy 3D Scanner Zhuan Zuo, Takahiro Fukumori, Masato Nakayama, Takanobu Nishiura (Ritsumeikan Univ.) EA2017-81 |
A binaural system using only headphones with head-related transfer functions (HRTFs) has been studied for reproducing a ... [more] |
EA2017-81 pp.121-126 |
SP |
2017-08-30 15:50 |
Kyoto |
Kyoto Univ. |
Detection of noisy-and-reverberant shouted speech using rahmonic and mel-frequency cepstrum coefficients Takahiro Fukumori, Masato Nakayama, Takanobu Nishiura (Ritsumeikan Univ.), Hiroaki Nanjo (Kyoto Univ.) SP2017-31 |
This paper describes a method based on new combined features with mel-frequency cepstrum coefficients (MFCCs) and rahmon... [more] |
SP2017-31 pp.49-54 |
EA, ASJ-H |
2017-08-10 14:00 |
Miyagi |
Tohoku Univ., R. I. E. C. |
Evaluation on Performance of Spatial Sound-image Projection on Acoustic Hologram with Multiple Parametric Loudspeakers Array Yoshinori Ogami, Takahiro Fukumori, Masato Nakayama, Takanobu Nishiura (Ritsumeikan Univ.) EA2017-40 |
A parametric loudspeaker can transmit an audible sound to a particular area called "audio spot". By utilizing the parame... [more] |
EA2017-40 pp.79-84 |
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 |
SP, SIP, EA |
2017-03-01 10:25 |
Okinawa |
Okinawa Industry Support Center |
Noisy speech reconstruction based on deep neural network with optical microphone Tomoyuki Mizuno, Takahiro Fukumori, Masato Nakayama, Takanobu Nishiura (Ritsumeikan Univ.) EA2016-84 SIP2016-139 SP2016-79 |
Measuring distant-talking speech with high accuracy is important for detecting criminal activity. Various microphones su... [more] |
EA2016-84 SIP2016-139 SP2016-79 pp.13-18 |
SP, SIP, EA |
2017-03-01 12:40 |
Okinawa |
Okinawa Industry Support Center |
[Poster Presentation]
Indoor-environmental sound identification based on deep neural network with higher-dimensional features Sakiko Mishima, Yukoh Wakabayashi, Takahiro Fukumori, Masato Nakayama, Takanobu Nishiura (Ritsumeikan Univ.) EA2016-87 SIP2016-142 SP2016-82 |
Surveillance systems with a video camera have been utilized for the safety of people. It is important to identify the in... [more] |
EA2016-87 SIP2016-142 SP2016-82 pp.31-36 |
SP, SIP, EA |
2017-03-01 12:40 |
Okinawa |
Okinawa Industry Support Center |
[Poster Presentation]
Reverberant speech enhancement with deep auto encoder based on harmonic structure Rikuto Ota, Yukoh Wakabayashi, Takahiro Fukumori, Masato Nakayama, Takanobu Nishiura (Ritsumeikan Univ.) EA2016-107 SIP2016-162 SP2016-102 |
This paper describes reverberant speech enhancement (RSE) with deep auto encoder (DAE) based on harmonic structure. DAEs... [more] |
EA2016-107 SIP2016-162 SP2016-102 pp.141-146 |
SP, SIP, EA |
2017-03-02 09:00 |
Okinawa |
Okinawa Industry Support Center |
[Poster Presentation]
An evaluation of voice intelligibility in factory noise environment based on active noise control and auditory masking Rumi Ito, Takahiro Fukumori, Masato Nakayama, Takanobu Nishiura (Ritsumeikan Univ.) EA2016-126 SIP2016-181 SP2016-121 |
In factories, factory workers exposed to loud and continual noises feel strong discomfort. We have previously proposed a... [more] |
EA2016-126 SIP2016-181 SP2016-121 pp.249-254 |
SP, SIP, EA |
2017-03-02 09:00 |
Okinawa |
Okinawa Industry Support Center |
[Poster Presentation]
Performance evaluation of noisy shouted speech detection based on acoustic model with rahmonic and mel-frequency cepstrum coefficients Takahiro Fukumori, Masato Nakayama, Takanobu Nishiura (Ritsumeikan Univ.), Hiroaki Nanjo (Kyoto Univ.) EA2016-132 SIP2016-187 SP2016-127 |
This paper describes a method based on new combined features with mel-frequency cepstrum coefficients (MFCCs) and rahmon... [more] |
EA2016-132 SIP2016-187 SP2016-127 pp.283-286 |
SP, SIP, EA |
2017-03-02 15:45 |
Okinawa |
Okinawa Industry Support Center |
Speech enhancement with phase reconstruction using phase distortion in harmonic frequency Yukoh Wakabayashi, Takahiro Fukumori, Masato Nakayama, Takanobu Nishiura, Yoichi Yamashita (Ritsumeikan Univ.) EA2016-145 SIP2016-200 SP2016-140 |
Conventionally the speech enhancement in noisy environment is widely studied by modifying only the amplitude spectrum of... [more] |
EA2016-145 SIP2016-200 SP2016-140 pp.351-356 |
EA, ASJ-H |
2016-08-09 14:00 |
Miyagi |
Tohoku Gakuin Univ., Tagajo Campus |
Phase reconstruction based on time-frequency domain harmonic structure for speech enhancement Yukoh Wakabayashi, Takahiro Fukumori, Masato Nakayama, Takanobu Nishiura, Yoichi Yamashita (Ritsumeikan Univ.) EA2016-22 |
Conventional speech enhancement in noisy environment is widely studied by modifying only an amplitude spectrum of a spee... [more] |
EA2016-22 pp.13-18 |
EA, SP, SIP |
2016-03-28 10:45 |
Oita |
Beppu International Convention Center B-ConPlaza |
Distortion Correction of Observed Speech with Optical Microphone Using Reflected Laser Tomoyuki Mizuno, Yukoh Wakabayashi, Takahiro Fukumori, Masato Nakayama, Takanobu Nishiura (Ritsumeikan Univ.) EA2015-69 SIP2015-118 SP2015-97 |
It is very important for security and surveillance to obtain the distant-talking speech. However, it is difficult for ge... [more] |
EA2015-69 SIP2015-118 SP2015-97 pp.19-24 |
EA, SP, SIP |
2016-03-28 13:15 |
Oita |
Beppu International Convention Center B-ConPlaza |
[Poster Presentation]
Evaluation on Variable Radiation Characteristics with Flexible Parametric Loudspeaker Shinya Komori, Daisuke Ikefuji, Takahiro Fukumori, Masato Nakayama, Takanobu Nishiura (Ritsumeikan Univ.) EA2015-98 SIP2015-147 SP2015-126 |
A parametric loudspeaker has sharper radiation characteristics, and it can form a spatial narrow audible area which a pa... [more] |
EA2015-98 SIP2015-147 SP2015-126 pp.183-188 |
EA, SP, SIP |
2016-03-29 09:00 |
Oita |
Beppu International Convention Center B-ConPlaza |
[Poster Presentation]
A Study of Auditory Masking toward Discomfort Reduction of Railway Brake Sounds Sayaka Okayasu, Daisuke Ikefuji, Takahiro Fukumori, Masato Nakayama, Takanobu Nishiura (Ritsumeikan University) EA2015-120 SIP2015-169 SP2015-148 |
In this paper, we report a discomfort reduction method for railway brake sounds.We have previously proposed a discomfort... [more] |
EA2015-120 SIP2015-169 SP2015-148 pp.299-304 |
EA, SP, SIP |
2016-03-29 09:00 |
Oita |
Beppu International Convention Center B-ConPlaza |
[Poster Presentation]
A Study of Indoor-environmental Sound Discrimination Based on Deep Neural Network with Mel-cepstrum Sakiko Mishima, Yukoh Wakabayashi, Takahiro Fukumori, Masato Nakayama, Takanobu Nishiura (Ritsumeikan University) EA2015-121 SIP2015-170 SP2015-149 |
Surveillance systems with a video camera have been utilized for the safety of people. Environmental sound discrimination... [more] |
EA2015-121 SIP2015-170 SP2015-149 pp.305-310 |