IEICE Technical Report

Print edition: ISSN 0913-5685 Online edition: ISSN 2432-6380

Engineering Acoustics

Workshop Date : 2010-08-09 - 2010-08-10 / Issue Date : 2010-08-02

EA2010-43
Implementation of a shperical 121-microphone array for recording sound field based on higher order Ambisonics
Takuma Okamoto, Yukio Iwaya, Shuichi Sakamoto, Yo-iti Suzuki (Tohoku Univ.)
pp. 1 - 6

EA2010-44
Comparative performance evaluation of near 3D sound field reproduction system using directional loudspeakers and wave field synthesis
Toshiyuki Kimura (NICT), Yoko Yamakata (Kyoto Univ.), Michiaki Katsumoto (NICT), Takuma Okamoto (Tohoku Univ.), Satoshi Yairi (Sendai National Coll. of Tech.), Yukio Iwaya, Yo-iti Suzuki (Tohoku Univ.)
pp. 7 - 12

EA2010-45
Acoustical evaluation of a spherical loudspeaker with multi-dimensional radiation directivities -- Reproduction of acoustic radiation patterns of musical instruments --
Katuhiro Maki, Toshiyuki Kimura, Michiaki Katsumoto (NICT)
pp. 13 - 18

EA2010-46
3D sound space information recording system using 252ch isopycnic and spherical microphone array
Shuichi Sakamoto, Jun'ichi Kodama (Tohoku Univ.), Satoshi Hongo (SNCT), Takuma Okamoto, Yukio Iwaya, Yo-iti Suzuki (Tohoku Univ.)
pp. 19 - 23

EA2010-47
Scattered Speech Signal Detection by Principal Component Analysis for Spatial Power Spectrum
Michiaki Katoh, Yuya Sugimoto, Shoji Makino, Takeshi Yamada, Nobuhiko Kitawaki (Univ. of Tsukuba)
pp. 25 - 30

EA2010-48
Acceleration of Multiple Sound Source Tracking by Reduction of The Number of Microphones
Masahiro Oshida, Noboru Oowada, Kenji Suyama (Tokyo Denki Univ.)
pp. 31 - 36

EA2010-49
A Study of Distribution Fitting in Multiple Sound Source Localization based on Speech Sparseness
Souichirou Maeda, Kenji Suyama (Tokyo Denki Univ.)
pp. 37 - 42

EA2010-50
Relation between pinna shape and individual differences of sound-localization ability on median plane
Takeo Funabashi, Yuko Watanabe, Tatsuya Shibata, Hareo Hamada (Tokyo Denki Univ.)
pp. 43 - 46

EA2010-51
Influence of number of subjects on percentage of correct answers in a psychoacoustical experiment of sound image localization
Akihiro Kudo (Tomakomai Nat Coll. of Tech.)
pp. 47 - 52

EA2010-52
Influence of difference in visual stimulus concurrently presented with audio stimulus on loudness perception
Shota Tsujimura, Koji Abe, Shouichi Takane, Sojun Sato, Kanji Watanabe (Akita Prefectural Univ.)
pp. 53 - 58

EA2010-53
Hearing Threshold of Fire Alarm Sounds in Complex Cafe
Kaori Sato, Shogo Kiryu (Tokyo City Univ.), Kaoru Ashihara (AIST)
pp. 59 - 64

EA2010-54
Fast Ultrasonic Imaging of the Heart Using Spherically Diverging Beam
Hideyuki Hasegawa, Hiroshi Kanai (Tohoku Univ.)
pp. 65 - 68

EA2010-55
Visualization of propagation of myocardial response to electric excitation in human hearts by ultrasonic measurement of vibrations
Hiroshi Kanai (Tohoku Univ.)
pp. 69 - 73

EA2010-56
Application of Total Reflection to Microphone
Yasushi Suzuki (Gunma Nat. Coll. Tech.), Ken'iti Kido (Prof. Emer. Tohoku Univ.)
pp. 75 - 80

EA2010-57
A Study on Bnad Synchronization for Time-Scale Modification of Audio Signals Based on Subband Signal Processing
Mineto Takahasi, Yoshifumi Nagata, Toyota Fujioka, Masato Abe (Iwate Univ.)
pp. 81 - 84

Note: Each article is a technical report without peer review, and its polished version will be published elsewhere.

The Institute of Electronics, Information and Communication Engineers (IEICE), Japan