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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 9 of 9  /   
Committee Date Time Place Paper Title / Authors Abstract Paper #
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, ASJ-H 2015-08-04
10:30
Miyagi Tohoku Univ., Research Inst. of Electrical Communication Comfortable Sound Design of Dental Treatment Sound Based on Chord-progression-forming
Yoshitaka Ohshio, Daisuke Ikefuji, Takahiro Fukumori, Masato Nakayama, Takanobu Nishiura (Ritsumeikan Univ.)
In a dental treatment, doctors and patients feel strong discomfort feeling by hearing dental treatment sounds. It is cau... [more] EA2015-18
pp.47-52
EA, ASJ-H 2015-08-04
11:00
Miyagi Tohoku Univ., Research Inst. of Electrical Communication Feature Analysis and Discomfort Reduction for Infant Cry Based on Auditory Masking
Aomi Kobayashi, Daisuke Ikefuji, Takahiro Fukumori, Masato Nakayama, Takanobu Nishiura, Haruo Sakuma (Ritsumeikan Univ.)
 [more] EA2015-19
pp.53-58
SIP, EA, SP 2015-03-03
10:45
Okinawa   [Poster Presentation] Design of 3D moving sound image with spherical parametric loudspeaker
Daisuke Ikefuji, Masato Nakayama, Takanobu Nishiura, Yoichi Yamashita (Ritsumeikan Univ.) EA2014-116 SIP2014-157 SP2014-179
We have previously proposed the system with parametric loudspeakers for three-dimensional sound field reproduction.
It ... [more]
EA2014-116 SIP2014-157 SP2014-179
pp.243-248
SIP, EA, SP 2015-03-03
10:45
Okinawa   [Poster Presentation] An evaluation of audio spot expansion based on separating emission with curved-type parametric loudspeakers
Tadashi Matsui, Daisuke Ikefuji, Masato Nakayama, Takanobu Nishiura (Ritsumeikan Univ.) EA2014-118 SIP2014-159 SP2014-181
The parametric loudspeaker has sharper directivity and it can achieve an audio spot which can represent the audible soun... [more] EA2014-118 SIP2014-159 SP2014-181
pp.255-260
EA 2014-06-27
13:30
Mie Mie Univ. An experimental study of optimum parameters in hybrid modulation based on amplitude and frequency with parametric loudspeaker for suitable speech reproduction
Toru Iwasaki, Daisuke Ikefuji, Masato Nakayama, Takanobu Nishiura (Ritsumeikan Univ.) EA2014-6
Parametric loudspeaker with sharper directivity has been generally used for audio guidance to a specific listener. To em... [more] EA2014-6
pp.7-12
EA 2014-06-27
14:00
Mie Mie Univ. A Suggestion on Method to Reproduce Moving Sound Image with Curved-Type Parametric Loudspeaker
Daisuke Ikefuji, Masato Nakayama, Takanobu Nishiura, Yoichi Yamashita (Ritsumeikan Univ.) EA2014-7
We have previously proposed the system with parametric loudspeakers for 3-dimensional sound field reproduction.
It can ... [more]
EA2014-7
pp.13-18
EA, SP, SIP 2012-05-24
14:45
Osaka Osaka Univ. Nakanoshima Center An Evaluation of Demodulation for Parametric Loudspeaker based on Spectral Envelope
Daisuke Ikefuji, Masato Nakayama, Masanori Morise, Takanobu Nishiura (Ritsumeikan Univ.) EA2012-13 SIP2012-13 SP2012-13
Parametric loudspeakers with sharper directivity can reproduce audible sounds to a particular area. Parametric loudspeak... [more] EA2012-13 SIP2012-13 SP2012-13
pp.71-77
 Results 1 - 9 of 9  /   
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