Toyama Prefectural Univ., JAPAN  

for Hearing, Speech & Acoustics Research

Publications

2022

  • Tsubasa Sakai, Daisuke Morikawa, Parham Mokhtari
    Detection limit of sound images spatially split by synthesized binaural signals,
    Acoustical Science and Technology vol.43, No. 3, 213-215.
    (2022. 03) (J-STAGE)
  • Parham Mokhtari, Yutaro Hirota, Daisuke Morikawa
    PRTF notch enhancement by selective modification of pinna surface reflection coefficient,
    Proc. 24th International Congress on Acoustics, ABS-0267.
    (2022. 10, Gyeongju (Hybrid, VOD))
  • Ryoga Ogura, Daisuke Morikawa, Yohji Ishii, Parham Mokhtari
    The effect of sound-source moving speed on the minimum audible movement angle in the front direction with broadband noise,
    Proc. 24th International Congress on Acoustics, ABS-0747.
    (2022. 10, Gyeongju (Hybrid, VOD))
  • Daisuke Morikawa, Tsubasa Sakai, Parham Mokhtari
    Effect of the frequency band on spatially splitting sound image by interaural time and level differences,
    Proc. 24th International Congress on Acoustics, ABS-0751.
    (2022. 10, Gyeongju (Hybrid, VOD))

2021

  • Mao Terashima, Daisuke Morikawa, Parham Mokhtari, Tatsuya Hirahara
    Acoustic characteristics of a miniature dynamic speaker driver unit MT006B for measurement of head related impulse responses by reciprocal method,
    Acoustical Science and Technology vol.42, No. 2, 103-108.
    (2021. 03) (J-STAGE)
  • Rui Wang, Nguyen Khanh Bui, Daisuke Morikawa, Masashi Unoki
    Method of estimating 3D DOA based on monaural modulation spectrum,
    Proceedings of the RISP International Workshop on Nonlinear Circuits, Communications and Signal Processing 2021, 137-140
    (2021. 03, Online)
  • Tatsuya Hirahara, Daiki Kojima, Daisuke Morikawa, Parham Mokhtari
    The effect of head rotation on monaural sound-image localization in the horizontal plane,
    Applied Acoustics vol.178, 108008.
    (2021. 07(online 03)) (ScienceDirect)
  • Makoto Otan, Tatsuya Hirahara, Daisuke Morikawa
    Origin of frequency dependence of interaural time difference,
    Acoustical Science and Technology vol.42, No. 4, 181-192.
    (2021. 07) (J-STAGE)
  • Tsubasa Sakai, Daisuke Morikawa, Parham Mokhtari, Tatsuya Hirahara
    Detection limit of sound images spatially split by interaural time and level differences,
    Acoustical Science and Technology vol.42, No. 5, 298-300.
    (2021. 09) (J-STAGE)
  • Mao Terashima, Daisuke Morikawa, Parham Mokhtari, Tatsuya Hirahara
    Linear microphone array for acoustic impulse response measurements using reciprocal method: Effects of microphone holder,
    Acoustical Science and Technology vol.42, No. 6, 344-349.
    (2021. 11) (J-STAGE)

2020

  • Shunya Kurachi, Daisuke Morikawa, Tatsuya Hirahara
    The effect of head orientation on the sound-image localization of a sound source near a reflective wall,
    Acoustical Science and Technology vol.41, No. 1, 428-429.
    (2020. 01) (J-STAGE)
  • Daisuke Morikawa
    Effect of interaural time difference on the respective frequencies within spatially segregated sounds,
    Acoustical Science and Technology vol.41, No. 1, 447-448.
    (2020. 01) (J-STAGE)
  • Shunya Kurachi, Daisuke Morikawa, Tatsuya Hirahara
    The sound image trajectory of a moving sound linearly approaching a room wall,
    J.Acoust.Soc.Jpn. Vol.76, No.3, 136?145.
    (2020. 03)(JSATGE) (in Japanese)
  • Tatsuya Hirahara
    Measurement of binaural impulse response,
    J.Acoust.Soc.Jpn. Vol.76, No.3, 172-179.
    (2020. 03)(JSATGE) (in Japanese)
  • Noriyuki Matsunaga, Yamato Ohtani, Tatsuya Hirahara
    Loss Function Considering Multiple Attributes of a Temporal Sequence for Feed-Forward Neural Networks,
    IEICE TRANS. INF. & SYST., Vol.E103?D, No.12, 2659-2672.
    (2020. 12) (IEICE)

2019

  • Shinnosuke Takamichi, Daisuke Morikawa
    Perceived azimuth-based creditability and self-reported confidence for sound localization experiments using crowdsourcing,
    Acoustical Science and Technology vol.40, No. 2, 142-143
    (2019. 03)(J-STAGE)
  • Shunya Kurachi, Daisuke Morikawa, Tatsuya Hirahara
    Measuring sound-image trajectory of a moving sound source approaching a reflective wall in steps,
    Acoustical Science and Technology vol.40, No. 4, 273-275
    (2019. 07) (J-STAGE)
  • Daisuke Morikawa, Daiki Kojima and Tatsuya Hirahara
    Spatial sound segregation in monaural listening condition,
    Proceedings of the ICA 2019 - 23rd International Congress on Acoustics, 6637-6643
    (2019. 09, Aachen) (Proc.ICA2019)
  • Noriyuki Matsunaga, Yamato Ohtani and Tatsuya Hirahara
    Loss Function Considering Temporal Sequence for Feed-Forward Neural Network?Fundamental Frequency Case,
    Proceedings of the ISSW10 - The 10th ISCA Speech Synthesis Workshop, 143-148
    (2019. 09, Vienna)
  • Noriyuki Matsunaga, Yamato Ohtani and Tatsuya Hirahara
    Normalized Method of Linguistic Feature Suitable for Fundamental Frequency in Japanese Text to Speech Using Deep Learning,
    IEICE Trans. on Information and Systems J102-D(10), 721?729
    (2019. 10) (IEIEC) (in Japanese)

2018

  • Nguyen Khanh Bui, Daisuke Morikawa, Masashi Unoki
    Method of estimating direction of arrival of sound source for monaural hearing based on temporal modulation perception
    ICASSP 2018, SP-L9.6
    (2018. 04, Alberta)
  • Yongwei Li, Ken-Ichi Sakakibara, Daisuke Morikawa, Masato Akagi
    Commonalities of Glottal Sources and Vocal Tract Shapes Among Speakers in Emotional Speech,
    Studies on Speech Production, Eds Fang, Q et al., (Springer, Switzerland, 2018) pp.24-34
    (2018. 09)
  • Shunya Kurachi, Daisuke Morikawa, Tatsuya Hirahara
    The effect of head orientation on the sound-image localization of a sound source near a reflective wall,
    Proceedings of the International Symposium on Universal Acoustical Communication 2018, 1-26
    (2018. 10, Sendai, Japan)
  • Daisuke Morikawa
    Effect of interaural time difference on the respective frequencies within spatially segregated sounds (Invited Young Lecturer),
    Proceedings of the International Symposium on Universal Acoustical Communication 2018 / Seminar on the spatial aspects of hearing and their applications, 2-12Y
    (2018. 10, Sendai, Japan)
  • Shunya Kurachi, Daisuke Morikawa, Tatsuya Hirahara
    The sound image trajectory of a moving sound approaching a reflective wall,
    176th ASA Meeting, J. Acoust. Soc. Am. 144(3) Pt2,1860
    (2018. 11, Victoria, Canada)

2017

  • Tatsuya Hirahara, Yoiti Suzuki
    The dawn of psychoacoustics in Japan,
    Acoustics '17 Boston, J. Acoust. Soc. Am. 141(5) Pt2, 3824. (2017.06, Boston)
  • Kyoko Takahashi, Daisuke Morikawa
    Horizontal Localization of Sound Images and Sound Sources for Monaural Congenital Deafness,
    Journal of Signal Processing vol.21, No. 4, 167-170
    (2017. 07)(J-STAGE)
  • Thuan Van Ngo, Rieko Kubo, Daisuke Morikawa, Masato Akagi
    Acoustical Analyses of Tendencies of Intelligibility in Lombard Speech with Different Background Noise Levels,
    Journal of Signal Processing vol.21, No. 4, 171-174
    (2017. 07)(J-STAGE)
  • Yongwei Li, Ken-Ichi Sakakibara, Daisuke Morikawa and Masato Akagi
    Commonalities of glottal sources and vocal tract shapes among speakers in emotional speech
    Proceedings of 11th International Seminar on Speech Production, O2-3
    (2017. 10, Tianjin)
  • Tatsuya Hirahara, Daiki Kojima, Daisuke Morikawa
    Monaural sound localization under conditions of active head rotation,
    The New Zealand/Japan Joint Research Meeting on Psychological & Physiological Acoustics and Electroacoustics
    (2017. 11, Auckland)
  • Daisuke Morikawa
    Relationship between Localization of Spatially Segregated Sound and Variation in Interaural Level and Time Differences due to Head Rotation,
    Journal of Information Hiding and Multimedia Signal Processing vol.8, No. 6, 1420-1429
    (2017. 11)(JIHMSP)

2016

  • Tatsuya Hirahara, Shuhei Okada
    Sound image movement of approaching and retreating sounds,
    5th ASA-ASJ Joint Meeting, J. Acoust. Soc. Am. 140(4) Pt2, 3101
    (2016. 11, Honolulu)

2015

  • Tatsuya Hirahara, Yuki Sawada, Daisuke Morikawa
    Sound Localization of Dynamic Binaural Signals Provided Using a Pinna-Less Dummy Head or a Stereo Microphone,
    Interdisciplinary Information Sciences Vol.21, No.2, pp.159-166
    (2015. 09) (PDF 1937KB, J-STAGE)
  • Shuhei Okada, Tatsuya Hirahara
    Perception of approaching and retreating sounds,
    Acoustical Science and Technology Vol. 36, No. 5 ,449-452
    (2015. 09) (PDF 476KB, J-STAGE)

2014

  • Tatsuya Hirahara
    Dynamic-Binaural Reproduction Technology,
    The Journal of the Institute of Image Information and Television Engineers Vol.68, No.8, pp.608-611
    (2014. 08) (CiNii) (in Japanese)

2013

  • Daisuke Morikawa, Tatsuya Hirahara
    Effect of head rotation on horizontal and median sound localization of band-limited noise,
    Acoustical Science and Technology Vol.34 No.1, pp.56-58
    (2013. 01) (PDF 216KB)

  • Daisuke Yoshisaki, Tatsuya Hirahara
    Effect of Head-and-Neck Somatic Information in Horizontal Sound Localization,
    IEICE Trans. on Information and Systems J96-D(3), 630-635
    (2013. 03) (CiNii) (in Japanese)

  • Daisuke Morikawa, Yuki Toyoda, Tatsuya Hirahara
    Head Movements during Horizontal Sound Localization Experiment in which Head-Rotation is Allowed,
    IEICE Trans. on Information and Systems J96-D(3), 636-643
    (2013. 03) (CiNii) (in Japanese)

  • Tatsuya Hirahara, Daisuke Yoshisaki, Daisuke Morikawa
    Impact of dynamic binaural signal associated with listener's voluntary movement in auditory spatial perception (Invited Talk),
    Proceedings of Meetings on Acoustics, Vol.19, 050130, pp.1-8
    (2013. 06, Montreal) (PDF 262KB)
  • Daisuke Morikawa, Yuki Toyoda, Tatsuya Hirahara
    Head movement during horizontal and median sound localization experiments in which head-rotation is allowed,
    Proceedings of Meetings on Acoustics, Vol.19, 050141, pp.1-7
    (2013. 06, Montreal) (PDF 244KB)
  • Tatsuya Hirahara, Daisuke Morikawa, Yukio Iwaya
    Personal Auditory Tele-existence System Using a TeleHead (Invited Talk),
    Proc. of 2013 Ninth International Conference on Intelligent Information Hiding and Multimedia Signal Processing, 322-325
    (2013. 10, Beijing) (PDF 238KB)
  • Tatsuya Hirahara
    Research on the dynamic binaural sounds and the fast head-related transfer function measurement system (Invited Talk),
    The 4th Workshop of A3 Foresight Program
    (2013. 10, Beijing)

2012

  • Daisuke Morikawa, Tatsuya Hirahara
    Horizontal Sound Localization with Band-Pass Noises
    IEICE Trans.A J95-A, No.4, pp.337-342
    (2012. 04) (abstract) (in Japanese)
  • Daisuke Morikawa, Tatsuya Hirahara
    Horizontal sound localization with high- and low-pass noises
    J.Acoust.Soc.Jpn. Vol.68, No.4, pp.171-179
    (2012. 04) (CiNii) (in Japanese)
  • Yuki Toyoda, Daisuke Morikawa, Tatsuya Hirahara
    Subject's head movements during horizontal sound localization experiment in head-still condition
    J.Acoust.Soc.Jpn. Vol.68, No.6, pp.288-292
    (2012. 06) (CiNii) (in Japanese)
  • Yuki Imai, Daisuke Morikawa, Tatsuya Hirahara
    Acoustical characteristics of miniature dynamic speakers for measuring head-related transfer function by reciprocal method
    J.Acoust.Soc.Jpn. Vol.68, No.10, pp.513-519
    (2012. 10) (CiNii) (in Japanese)
  • Daisuke Yoshisaki, Tatsuya Hirahara
    Horizontal Sound Localization with Dynamic-Binaural Signals recorded with a Dummy Head of which Rotation is controlled by a Steering Wheel
    Transactions of the Virtual Reality Society of Japan Vol.17, No.4, pp.327-331
    (2012. 12) (CiNii) (in Japanese)

2011

  • Daisuke Morikawa, Tatsuya Hirahara
    Effects of Subjects' Hearing Threshold on Signal Bandwidth Necessary for Horizontal Sound Localization,
    Principals and Applications of Spatial Hearing, Eds Y.Suzuki et al., (World Scientific, Singapore, 2011) pp.71-80
    (2011. 05)
  • Tatsuya Hirahara, Daisuke Morikawa, and Makoto Otani
    Effects of Head Movement in Head-Related Transfer Function Measurement,
    Principals and Applications of Spatial Hearing, Eds Y.Suzuki et al., (World Scientific, Singapore, 2011) pp.149-158
    (2011. 05)
  • Noriyuki Matsunaga, Tatsuya Hirahara
    Acoustical characteristice of earplug speaker for measuring of head-related transfer function by reciprocal method,
    Journal of the Acoustical Society of Japan Vol.67, No.8, pp.331-338
    (2011. 08) (CiNii) (in Japanese)
  • Makoto Otani, Tatsuya Hirahara
    Numerical simulation of air flow through glottis during very weak whisper sound production
    IEICE Trans. on Fundamentals of Electronics, Communications and Computer Sciences Vol.E94-A,No.9, pp.1779-1785
    (2011. 09) (abstract)
  • Tatsuya Hirahara, Yuki Sawada, Daisuke Morikawa
    Impact of dynamic binaural signals on three-dimensional sound reproduction, (Invited Talk)
    Proc. Inter-Noise 2011, pp.SS20-Mon4-18-1-6
    (2011. 09 Osaka) (PDF 627KB)
  • Yuki Toyoda, Daisuke Morikawa, Tatsuya Hirahara
    Head movements during horizontal sound localization,
    Proc. Inter Noise 2011, pp.Mon-P-14-1-6
    (2011. 09 Osaka) (PDF 843KB)
  • Daisuke Morikawa, Tatsuya Hirahara
    Impact of head movement on sound localization with band-limited noise,
    Proc. Inter Noise 2011, pp.Mon-P-16-1-6
    (2011. 09 Osaka) (PDF 396KB)

2010

  • Tatsuya Hirahara, Hiroki Aoyama, Makoto Otani
    Physical characteristics of earphones and issues of IEC60711 coupler
    Journal of the Acoustical Society of Japan Vol.66, No.2, pp.45-55
    (2010. 02) (PDF 1194 KB from CiNii) (in Japanese)
  • Tatsuya Hirahara, Hiroyuki Sagara, Iwaki Toshima, Makoto Otani
    Head movement during head-related transfer function measurements
    Acoustical Science and Technology Vol.31, No.2, pp. 165-171
    (2010. 03) (PDF 228KB)
  • Tatsuya Hirahara, Makoto Otani, Shota Shimizu,Tomoki Toda,
    Keigo Nakamura, Yoshitaka Nakajima, Kiyohiro Shikano
    Silent-speech enhancement using body-conducted vocal-tract resonance signals
    Speech Communication Vol.52, Issue 4, pp.301-313
    (2010. 04) (abstract)
  • Noriyuki Matsunaga, Tatsuya Hirahara
    Reexamination of fast head-related transfer function measurements
    Acoustical Science and Technology Vol.31, No.6, pp.414-416
    (2010. 11) (PDF 202KB)
  • Daisuke Morikawa, Tatsuya Hirahara
    Signal frequency range necessary for horizontal sound localization
    Acoustical Science and Technology Vol.31, No.6, pp.417-419
    (2010. 11) (PDF 659KB)
  • Tatsuya Hirahara
    Discrepancies between actual-ear and artificial-ear responses,
    Proc. 20th International Congress on Acoustics, pp.474.1-474.4
    (2010. 08 Sydney) (PDF 190KB)
  • Daisuke Morikawa, Tatsuya Hirahara
    Signal bandwidth necessary for horizontal sound localization,
    Proc. 20th International Congress on Acoustics, pp.477.1-477.4
    (2010. 08 Sydney) (PDF 558KB)
  • Noriyuki Matsunaga, Tatsuya Hirahara
    Fast near-field hrTF measurements using reciprocal method,
    Proc. 20th International Congress on Acoustics, pp.480.1-480.4
    (2010. 08 Sydney) (PDF 465KB)
  • Tatsuya Hirahara, Tooru Ooya
    High-sensitivity body-conducted sound sensor,
    Proc. International Conference on Natural Polymers, pp.IL114.1-IL114.4
    (2010. 09 Kottayam) (PDF 95KB)
  • Makoto Otani, Tatsuya Hirahara
    Physics of body-conducted silent speech - production, propagation and representation of non-audible murmur,
    Proc. of INTERSPEECH 2010, pp.949-952
    (2010. 09 Chiba) (PDF 444KB)

2009

  • Makoto Otani, Tatsuya Hirahara, Shota Shimizu, Seiji Adachi
    Numerical simulation of transfer and attenuation characteristics of soft-tissue conducted sound originating from vocal tract
    Applied Acoustics Volume 70, Issue 3, pp. 469-472
    (2009. 03) (abstract)
  • Shota Shimizu, Makoto Otani, Tatsuya Hirahara
    Frequency characteristics of several non-audible murmur (NAM) microphones
    Acoustical Science and Technology vol.30, No.2, pp.139-142
    (2009. 03) (PDF 153KB)
  • Makoto Otani, Tatsuya Hirahara, Shiro Ise
    Numerical study on source-distance dependency of head-related transfer functions
    J. Acoust. Soc. Am. Volume 125, Issue 5, pp.3253-3261
    (2009. 05) (abstract)
  • Tatsuya Hirahara
    Getting started in hearing experiment: Analogue knowledge of playing-back, measuring and presenting sound stimuli for digital freaks
    J. Acoust. Soc. Japan, Volume 65, Issue 2, pp. 81-86
    (2009. 02)(CiNii) (in Japanese)
  • Tatsuya Hirahara, Makoto Otani, Iwaki Toshima
    Issues on hrTF Measurements and Binaural Reproduction
    Fundamentals Review, Volme 2, Number 4, pp. 68-85
    (2009. 04) (PDF 4732KB) (in Japanese)
  • Tatsuya Hirahara
    Sound Localization Technology with Binaural Signals - Efficiency of Dynamic Binaural Signals -
    Journal of INCE/J, Volume 33, Number 3, pp. 204-211
    (2009. 06) (in Japanese)
  • Ken-ichi Morishige, Takayuki Kurokawa, Masayuki Kinoshita, Hironobu Takano, Tatsuya Hirahara
    Prediction of head-rotation movements using neck EMG signals for auditory tele-existence robot TeleHead,
    Proc. IEEE International Symposium on Robot and Human Interactive Communication, pp.1080-1086
    (2009. 10) (PDF 1721KB)
  • Daisuke Morikawa, Nozomi Shimakura, Tatsuya Hirahara
    Influence of subjects' hearing threshold on signal bandwidth necessary for horizontal sound localization,
    Proc. International Workshop on the Principles and Applications of Spatial Hearing
    (2009. 11 Zao)
  • Noriyuki Matsunaga,Tatsuya Hirahara
    Re-examination of an hrTF measurement system via reciprocity,
    Proc. International Workshop on the Principles and Applications of Spatial Hearing
    (2009. 11 Zao)
  • Tatsuya Hirahara, Daisuke Morikawa, Makoto Otani
    Effect of Head Movement in hrTF Measurements,
    Proc. International Workshop on the Principles and Applications of Spatial Hearing
    (2009. 11 Zao)

2008

  • Makoto Otani, Shota Shimizu, Tatsuya Hirahara
    Vocal tract shape of non-audible murmur production
    Acoustical Science and Technology vol.29, No.2, pp.195-198
    (2008. 03) (PDF 193KB)
  • Makoto Otani, Tatsuya Hirahara
    Auditory Artifacts due to Switching Head-Related Transfer Functions of a Dynamic Virtual Auditory Display
    IEICE Trans. on Fundamentals of Electronics, Communications and Computer Sciences E91-A No.6, pp.1320-1328
    (2008. 06) (abstract)
  • Iwaki Toshima, Shigeaki Aoki, Tatsuya Hirahara
    Sound Localization Using an Acoustical Telepresence Robot: TeleHead II
    Presence: Teleoperators & Virtual Environments, vol.17, No.4, pp.365-375.
    (2008. 08) (abstract)
  • Ken-ichi Morishige, Hironori Abe and Tatsuya Hirahara
    Auditory telepresence robot control using neck EMG signals
    3rd Japan-China-Korea Joint Workshop on Robotics, Poster Session Abstracts, pp.9-10
    (2008. 09, Kurobe)

2007

  • Makoto Otani, Tatsuya Hirahara and Shiro Ise
    Numerical studyon source distance dependency of the head-related transfer functions on the horizontal plane,
    Journal of the Acoustical Society of Japan, vol.63, No.11, pp.646-657
    (2007. 11)
  • Makoto Otani, Tatsuya Hirahara and Shiro Ise
    Pan-spatial Dynamic Virtual Auditory Display
    Transactions of the Virtual Reality Society of Japan, Vol.12 No.4, pp.453-460
    (2007. 12)
  • Makoto Otani, Tatsuya Hirahara
    A Dynamic Virtual Auditory Display: Its Design, Performance, and Problems in hrTF Switching
    Proceedings of the JCA 2007 (The Japan-China Joint Conference on Acoustics 2007), SS-1-3
    (2007. 06 Sendai) (PDF 347KB)
  • Tatsuya Hirahara, Shota Shimizu, Makoto Otani
    Acoustic Characteristics of Non-Audible Murmur
    Proceedings of the JCA 2007 (The Japan-China Joint Conference on Acoustics 2007), P-2-30
    (2007. 06 Sendai) (PDF 328KB)
  • Hiroshi Muraoka, Yuta Takahashi, Tubagus Haedar, Makoto Otani, Tatsuya Hirahara
    The Head Related Transfer Function Simulation by FEM/IEM and Reciprocal Theorem
    Proceedings of the 14th International Congress on Sound and Vibration, 1-8
    (2007. 07 Cairns) (PDF 548KB)
  • Tatsuya Hirahara, Hiroyuki Sagara, Makoto Otani
    Sound localization with scaled dummy-heads on a TeleHead
    Proceedings of the 19th ICA (International Congress on Acoustics), PPA-05-013,pp.1-4
    (2007. 09 Madrid) (PDF 1345KB)
  • Otani, Makoto; Hirahara, Tatsuya
    Numerical study on source distance dependency of head-related transfer functions
    Proceedings of the 19th ICA (International Congress on Acoustics), PPA-05-017,pp.1-4
    (2007. 09 Madrid) (PDF 360KB)
  • Makoto Otani, Tatsuya Hirahara, Seiji Adachi
    Numerical simulation of attenuation characteristics of soft-tissue conducted sound originated from vocal tract
    Proceedings of the 19th ICA (International Congress on Acoustics), CAS-04-006,pp.1-4
    (2007. 09 Madrid) (PDF 612KB)
  • Tatsuya HIRAHARA, Shota SHIMIZU, Makoto OTANI and Yoshitaka NAKAJIMA
    Acoustic characteristics of non-audible murmur.
    Porc. Spring Meeting of ASJ 2007, pp.335-336
    (2007.03)
  • Makoto OTANI, Tatsuya HIRAHARA and Seiji ADACHI
    Numerical simulation of damping property of sound in head and neck originated from the vocal tract.
    Porc. Spring Meeting of ASJ 2007, pp.339-340
    (2007.03)
  • Makoto OTANI and Tatsuya HIRAHARA
    Dynamic auditory display operating on Windows.
    Porc. Spring Meeting of ASJ 2007, pp.711-712
    (2007.03)
  • Hiroki Aoyama, Makoto Otani, Tatsuya Hirahara
    Physical Characteristics of Earphones for Psychoacoustic Experiments
    Trans. Tech. Comm. Psychol. Physiol. Acoust. ASJ., Vol. 37(6), H-2007-71, pp.407-412
    (2007.07, Toyama)
  • Shota Shimizu, Makoto Otani, Tatsuya Hirahara
    Acouctis Characteristics of Non-Audible Murmur and Response Characteristics of NAM Microphones
    Trans. Tech. Comm. Psychol. Physiol. Acoust. ASJ., Vol. 37(6), H-2007-81, pp.467-472
    (2007.07, Toyama)

2006

  • Iwaki TOSHIMA, Shigeaki AOKI and Tatsuya HIRAHARA
    Advanced version of a steerable dummy head that tracks human head movement in real time : TeleHead II
    The Journal of the Acoustical Society of Japan, 62(3), pp.244-254
    (2006. 03) (CiNii) (in Japanese)
  • Tatsuya HIRAHARA, Hiroyuki SAGARA and Wataru ENDO
    Sound localization with scaled dummy heads,
    Porc. Spring Meeting of ASJ 2006, pp.433-434
    (2006.03)
  • Seiji Adachi, Kiyoshi Honda, Yoshitaka Nakajima and Tatsuya Hirahara
    Numerical simulation of sound in soft tissue originated from the vocal tract,
    Porc. Spring Meeting of ASJ 2006, pp.257-258
    (2006.03)
  • Kiyoshi Honda, Hironori Takemoto, Yoshitaka Nakajima, Seiji Adachi and Tatsuya Hirahara
    Vocal tract shape for whispered vowels with varying pitches,
    Porc. Spring Meeting of ASJ 2006, pp.349-350
    (2006.03)
  • Yoshitaka Nakajima, Seiji Adachi, Kiyoshi Honda and Tatsuya Hirahara
    NAM-like Speech Sound for Laryngectomized Speakers,
    Porc. Spring Meeting of ASJ 2006, pp.283-284
    (2006.03)
  • Wataru Endo, Makio Kashino and Tatsuya Hirahara
    Sound locallization with stereo microphone following head movements,
    Porc. Fall Meeting of ASJ 2006, pp.303-304
    (2006.09)
  • Makoto Otani, Tatsuya Hirahara and Shiro Ise
    A fast calculation method of hrTF for line and plane wave source,
    Porc. Fall Meeting of ASJ 2006, pp.475-476
    (2006.09)
  • Wataru Endo, Makio Kashino, Tatsuya Hirahara
    The effect of head movement on sound localization using stereo microphones: Comparison with dummy heads
    4th ASA-ASJ Joint Meeting, J. Acoust. Soc. Am., Vol.120, No.5, Pt.2, p.3215
    (2006.11 Honolulu)
  • Makoto Otani, Tatsuya Hirahara
    Numerical simulation of sound originated from the vocal tract in soft neck tissues.
    4th ASA-ASJ Joint Meeting, J. Acoust. Soc. Am., Vol.120, No.5, Pt.2, p.3521
    (2006.12 Honolulu)