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Technical Committee on Engineering Acoustics (EA) (Searched in: 2009)
Search Results: Keywords 'from:2009-10-22 to:2009-10-22'
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| EA | 2009-10-22 09:15 |
Niigata | Sound localization accuracy versus depression angle in multichannel reproduction system Yuuki Tanaka, Haruhide Hokari, Shoji Shimada (Nagaoka Univ. of Tech.)  EA2009-56 |
This report studies the impact of depression angles on the sound localization accuracy of a multichannel system implemen... [more] | EA2009-56 pp.1-6 |
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| EA | 2009-10-22 09:40 |
Niigata | A study on out-of-head sound localization with several kinds of high accuracy sound stereo insert earphones Toshihiro Matsuda, Masataka Yoshida, Haruhide Hokari, Shoji Shimada (Nagaoka Univ. of Tech.) EA2009-57 |
In this report, the impact of Ear Canal Transfer Function (ECTF) equalization on out-of-head sound localization with st... [more] |
EA2009-57 pp.7-12 |
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| EA | 2009-10-22 10:05 |
Niigata | Effects of posture and pinna shape on sound localization of a lower sound source in the median plane Ryosuke Yamaha, Eishi Iwata, Getsu Ko, Makoto Otani, Kazunori Itoh, Mizue Kayama, Masami Hashimoto (Shinshu Univ), Takahiro Tamesue (Yamaguchi Univ) EA2009-58 |
We are focusing on Head-related transfer functions on the median plane and anthropometric parameters. Localization tests... [more] | EA2009-58 pp.13-18 |
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| EA | 2009-10-22 10:45 |
Niigata | A Noise Annoyance Meter for Prediction of Acceptable Noise Levels and Its Usefulness Ryo Tohyama, Kenji Furihata (Shinshu Univ.) EA2009-59 |
The environmental quality standards for noise (including road side areas) in Japan, it is insufficient because noise ann... [more] | EA2009-59 pp.19-24 |
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| EA | 2009-10-22 11:10 |
Niigata | Spectral features that cause unpleasantness of absolutely unpleasant sound Yuki Sawada, Tatsuya Hirahara (Toyama pref Univ.) EA2009-60 |
[more] | EA2009-60 pp.25-29 |
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| EA | 2009-10-22 11:35 |
Niigata | Acoustic Intensity Measurement of Running Motorcycle Yuki Oohira, Kenji Furihata (Shinshu Univ.) EA2009-61 |
The maximum permissible noise level for a motorcycle manufactured on or after October, 2001 is 72 dB at a distance of 7.... [more] | EA2009-61 pp.31-36 |
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| EA | 2009-10-22 13:00 |
Niigata | Development of a Senses Fatigue Measurement Device Sho Arai, Kenji Furihata (Shinshu Univ.) EA2009-62 |
A Senses Fatigue Measurement Device which can measure sensory fatigues in various measuring methods was developed becaus... [more] | EA2009-62 pp.37-42 |
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| EA | 2009-10-22 13:25 |
Niigata | Control for Bone-conducted Sound Perception by Minimization Method of Sound Pressure near the Eardrum Yasuhiro Kawaguchi, Kenji Furihata (Shinshu Univ.) EA2009-63 |
In a previous paper[1], a control system for bone-conducted speech with an earplug type transducer was proposed. In this... [more] | EA2009-63 pp.43-48 |
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| EA | 2009-10-22 13:50 |
Niigata | Measurement of Order Threshold by Two-Pulse Stimuli synchronized by Earlobe Photoplethysmogram with Senses Fatigue Measurement Device Sho Arai, Kenji Furihata (Shinshu Univ.) EA2009-64 |
Order threshold (OT) represents a minimum time interval that is necessary for subject to be able to indicate the correct... [more] | EA2009-64 pp.49-54 |
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| EA | 2009-10-22 14:15 |
Niigata | Sound Reproducing System for Easiness of Speech Perception Using Estimate Method of Sound Pressure Level Distribution by Logistic Model Shiho Atsumi, Kenji Furihata (Shinshu Univ.) EA2009-65 |
High volume level output at the loudspeaker can cause the loop to get into an oscillatory mode usually referred to as “h... [more] | EA2009-65 pp.55-60 |
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| EA | 2009-10-23 09:15 |
Niigata | On Timber Discrimiation of Brass Instruments Based on Critical Band Model Kaoru Yamanaka, Kenji Furihata (Shinshu Univ.) EA2009-66 |
Usefulness of a critical bandwidth model using second-order FIR filters is experimentally discussed. Critical bands desc... [more] | EA2009-66 pp.61-66 |
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| EA | 2009-10-23 09:40 |
Niigata | A study on the input-output characteristics of audio interface for PC Masanori Shiga, Yoshihiro Kobayashi, Yuichi Ochiai, Yutaka Kaneda (Tokyo Denki Univ.), Yuichi Fukushima (ONSOKU) EA2009-67 |
Recently, an audio interface (AIF) that can connect with a personal computer (PC) has been widely used in acoustic measu... [more] | EA2009-67 pp.67-72 |
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| EA | 2009-10-23 10:05 |
Niigata | Estimation of an un-mixed matrix for blind source separation with least-squares joint diagonalization problem Shinya Saito (Chiba Inst. of Tech.), Kunio Oishi (Tokyo Univ. of Tech.), Hajime Kubota (Chiba Inst. of Tech.) EA2009-68 |
[more] | EA2009-68 pp.73-78 |
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| EA | 2009-10-23 10:45 |
Niigata | Time-delay Stereophony using Bone-conducted Ultrasound Kenji Suzuki (shinshu Univ.), Kenji Furihata (Shinshu Univ) EA2009-69 |
A difference of time-delay stereophony (the time-delay difference in arrival times for the same sound in each channel Δ ... [more] | EA2009-69 pp.79-82 |
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| EA | 2009-10-23 11:10 |
Niigata | Threshold of hearing and signal bandwidth necessary for horizontal sound localization Daisuke Morikawa, Nozomi Shimakura, Tatsuya Hirahara (Toyama Pref. Univ.) EA2009-70 |
This paper clarifies the relationship between subjects hearing threshold level and signal bandwidth necessary for horizo... [more] | EA2009-70 pp.83-88 |
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| EA | 2009-10-23 11:35 |
Niigata | Construction of a Surround Sound Evaluation System using a Real-ear Insert Microphone Probe. Takamasa Ota, Kenji Furihata (Shinshu Univ.) EA2009-71 |
The problem of estimating the sound pressure level (SPL) generated at individual eardrums is experimentally investigated... [more] | EA2009-71 pp.89-94 |
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| EA | 2009-10-23 13:00 |
Niigata | Estimation of head-rotation movements from neck EMG signals for TeleHead Takayuki Kurokawa, Ken-ichi Morishige, Tatsuya Hirahara (Toyama Pref Univ) EA2009-72 |
It is necessary to compensate the temporal delay of about 100 ms caused by the control system of TeleHead. This report p... [more] | EA2009-72 pp.95-100 |
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| EA | 2009-10-23 13:25 |
Niigata | Measurement of Acoustic Impedances of Ear Canals by Two Microphone Method of Impedance Tube Toshio Kogasaka, Kenji Furihata (Shinshu Univ.) EA2009-73 |
Computer simulation of acoustic scenes is an important prerequisite of rendering. Technology for 3-D sound reproduction,... [more] | EA2009-73 pp.101-106 |
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| EA | 2009-10-23 13:50 |
Niigata | Issues of the HRTF measurement via reciprocal method Noriyuki Matsunaga, Tatsuya Hirahara (Toyama Pref. Univ.) EA2009-74 |
In order to build a fast HRTF measuring system, we have reexamined the HRTF measurement via reciprocity. It is confirmed... [more] | EA2009-74 pp.107-112 |
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| EA | 2009-10-23 14:15 |
Niigata | Diffraction coefficients of oblate spheroid - disc system Kazutaka Fujimoto, Yukio Tokunaga, Kiyoshi Sugiyama (Shibaura Inst. of Tech.) EA2009-75 |
[more] | EA2009-75 pp.113-118 |
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