Art

J-GLOBAL ID：201602218870584736   Reference number：16A0105725

Estimation of time difference of arrivals between direct sound and reflected sounds using time-frequency information of a single-channel signal

単一チャンネル信号の時間-周波数情報を用いた直接音と反射音の到達時間差の推定

Author (3)： Irwansyah (Graduate School of Sci. and Technol., Kumamoto Univ.) ,  ONOGUCHI Taira (Graduate School of Sci. and Technol., Kumamoto Univ.) ,  CHISAKI Yoshifumi (Graduate School of Sci. and Technol., Kumamoto Univ.)
Material： Acoustical Science and Technology (Web)  (Acoust Sci Technol (Web))
Volume： 37  Issue： 1  Page： 36-39 (J-STAGE)  Publication year： 2016 
JST Material Number： U0399A  ISSN： 1347-5177  Document type： Article
Article type： 短報  Country of issue： Japan (JPN)  Language： ENGLISH (EN)

Thesaurus term： *acoustic measurement ,  time measurement ,  microphone ,  method ,  *signal analysis
Semi thesaurus term： acoustic signal analysis ,  estimation method ,  *time difference of arrival ,  reflected sound

JST classification (1)： Acoustical measurements and instrumentation  (BB03040R)

Reference (9)：

• 1) Material of the Committee for Technical Investigation on Countermeasures for Earthquakes and Tsunamis Based on the Lessons Learned from the ``2011 off the Pacific coast of Tohoku Earthquake'' (in Japanese), http://www.bousai.go.jp/kaigirep/chousakai/tohokukyokun/7/pdf/sub1.pdf, (accessed 18 April 2015).
• 2) I. Dokmanic, R. Parhizkar, A. Walther, Y. M. Lu and M. Vetterli, ``Acoustic echoes reveal room shape,'' Proc. Natl. Acad. Sci. U.S.A., 110, 12186-12191 (2013).
• 3) T. Korhonen, ``Acoustic localization using reverberation with virtual microphones,'' Proc. Int. Workshop on Acoustic Echo and Noise Control (2008).
• 4) M. Yanai, F. Sasaki, O. Tanaka and M. Yasuoka, ``Blind source separation and two-signal localization in time-frequency domain considering time lag information: Application to the case where one signal includes a reflected signal,'' Acoust. Sci. & Tech., 35, 55-58 (2014).
• 5) P. Svaizer, A. Brutti and M. Omologo, ``Use of reflected wavefronts for acoustic source localization with a line array,'' HSCMA (2011).

Terms in the title (5)： チャンネル信号 ,  数情報 ,  反射音 ,  到達時間差 ,  推定