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Technical Committee on Engineering Acoustics (EA) (Searched in: 2009)
Search Results: Keywords 'from:2009-08-03 to:2009-08-03'
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| EA | 2009-08-03 13:00 |
Miyagi | The effect of arrangement of microphones on SENZI (Symmetrical object with ENchased ZIllion microphones) to the accuracy of reproduction sound space information Jun'ichi Kodama, Shuichi Sakamoto (R.I.E.C./G.S.I.S., Tohoku Univ.), Satoshi Hongo (Miyagi Nat. Tech.), Takuma Okamoto, Yukio Iwaya, Yo-iti Suzuki (R.I.E.C./G.S.I.S., Tohoku Univ.)  EA2009-43 |
We have proposed a system to acquire 3D sound field information for communications systems that transmits accurate sound... [more] | EA2009-43 pp.1-6 |
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| EA | 2009-08-03 13:30 |
Miyagi | Sound field reproduction based on the coincidence of sound intensity Akio Ando (NHK) EA2009-44 |
This paper describes a method reproducing a multi-channel sound, such as a 22.2 multi-channel for Super Hi-vision, in va... [more] | EA2009-44 pp.7-12 |
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| EA | 2009-08-03 14:00 |
Miyagi | A Pilot Study for Video Assignment to a 3D Sound Image using a Polyhedral Loudspeaker Array with Video Projection Yoko Yamakata, Toshiyuki Kimura, Michiaki Katsumoto (NICT) EA2009-45 |
We have constructed a spherical loudspeaker array that has 26 multi-channel loudspeakers on its surface and can reproduc... [more] | EA2009-45 pp.13-18 |
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| EA | 2009-08-03 14:45 |
Miyagi | Iterative Step by step DOA estimation of multiple sound sources based on MUSIC with two-channel input Yuta Ogawa, Yoshifumi Nagata, Toyota Fujioka, Masato Abe (Iwate Univ.) EA2009-46 |
[more] | EA2009-46 pp.19-24 |
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| EA | 2009-08-03 15:15 |
Miyagi | Beam Direction Controllable Microphone System Satoshi Tanaka, Kazuho Tamano, Masataka Nakamura (Hiroshima Inst. of Tech.) EA2009-47 |
The purpose of this study is to realize the variable multi-directional microphone arrary with a small number of micropho... [more] | EA2009-47 pp.25-30 |
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| EA | 2009-08-03 15:45 |
Miyagi | Estimation method of a sound source using a surrounding microphone array Takuma Okamoto, Yukio Iwaya, Yo-iti Suzuki (Tohoku Univ.) EA2009-48 |
Sound sources in actual environment have not omni-directional feature but directivity. In many cases, they cannot be tre... [more] | EA2009-48 pp.31-36 |
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| EA | 2009-08-03 16:30 |
Miyagi | A Study on Objective Evaluation of MP3 Packet Loss Concealment Kiyoshi Konno, Masashi Ito, Akinori Ito, Shozo Makino (Tohoku Univ.) EA2009-49 |
In this paper, we analyze objective evaluation of MP3 audio with packet loss concealment. As an objective evaluation fo... [more] |
EA2009-49 pp.37-42 |
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| EA | 2009-08-03 17:00 |
Miyagi | Acoustical analysis of voice quality improvement by voice training Kiyoaki Aikawa (Tokyo Univ. of Technol.), Tomoko Akitake (BusiVo) EA2009-50 |
Voice-training is a method for improving the quality and impression of voice. Voice quality is subjectively improved aft... [more] | EA2009-50 pp.43-48 |
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| EA | 2009-08-04 09:30 |
Miyagi | Perceptual Effects of Ambient Sounds on 3D Virtual Sound Space Makoto Otani, Yukio Iwaya, Maori Kobayashi (RIEC, Tohoku Univ.), Satoshi Yairi (Miyagi Nat. Tech.), Yo-iti Suzuki, Takeru Chiba (RIEC, Tohoku Univ.) EA2009-51 |
In real world, we hear various sounds including ambient sounds which, for example, are radiated from ventilation systems... [more] | EA2009-51 pp.49-54 |
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| EA | 2009-08-04 10:00 |
Miyagi | A fundamental investigation on influence of simplifying characteristics of HRTFs in low frequency range upon localization Ryosuke Kodama, Kanji Watanabe, Sojun Sato, Shouichi Takane, Koji Abe (Akita Pref. Univ.) EA2009-52 |
Variation of the HRTFs in low frequency range for source directions is generally small because of diffraction around a l... [more] | EA2009-52 pp.55-59 |
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| EA | 2009-08-04 10:30 |
Miyagi | Calculation and Measurement of Diffraction Coefficients of Oblate Spheroid Placed in the Neighborhood of large Oblate Spheroid Kazutaka Fujimoto, Yukio Tokunaga, Kiyoshi Sugiyama (Shibaura Inst. of Tech.) EA2009-53 |
Two oblate spheroids model consists of a spheroid placed vertically in the neighborhood of another large spheroid. Diffr... [more] | EA2009-53 pp.61-66 |
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| EA | 2009-08-04 11:15 |
Miyagi | Investigation on Fast Ultrasonic Imaging of the Heart Hideyuki Hasegawa, Hiroshi Kanai (Tohoku Univ.) EA2009-54 |
Ultrasonography is a valuable method for non-invasive diagnosis of living organs, such like the heart, by measuring cros... [more] | EA2009-54 pp.67-70 |
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| EA | 2009-08-04 11:45 |
Miyagi | Detection of Abnormal Sound Using Multi-stage GMM and Segment Model Akihito Aiba, Masashi Ito, Akinori Ito, Shozo Makino (Tohoku Univ.) EA2009-55 |
We propose an abnormal sound detection system for surveillance microphone. The system uses models for normal sounds prod... [more] | EA2009-55 pp.71-75 |
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