Presentation 2003/9/9
Magnetoencephalographic study of human auditory steady-state responses to binauralbeat
Shotaro KARINO, Masato YUMOTO, Kenji ITOH, Akira UNO, Maki MATSUDA, Keiko YAMAKAWA, Sotaro SEKIMOTO, Yuu KANEKO, Kimitaka KAGA,
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Abstract(in English) The cerebral magnetic field of the auditory steady-state response (SSR) to binaural beat (BB) was recorded in healthy humans. The source strength waveform of the dipoles in auditory cortex was adopted to analyze periodicity of cerebral electrical activities which were synchronized with subjective auditory oscillations of BB. When two kinds of pure tones with slight difference of frequencies (f1 and f2) elicit BB, interaural phase disparity (IPD) has continuous and periodical oscillation with the frequency of f1-f2. In case of slow BB (4Hz and 6.66Hz), the source strength waveform showed apparent fluctuations synchronized with IPD. Such a synchronization between die source strength waveform and BB was not evident in rapid BB (8Hz,16Hz,and20Hz).
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Binaural Beat / MEG / Steady-State Response / Interaural Phase Disparity (IPD)
Paper # TL2003-17
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Committee TL
Conference Date 2003/9/9(1days)
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Registration To Thought and Language (TL)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Magnetoencephalographic study of human auditory steady-state responses to binauralbeat
Sub Title (in English)
Keyword(1) Binaural Beat
Keyword(2) MEG
Keyword(3) Steady-State Response
Keyword(4) Interaural Phase Disparity (IPD)
1st Author's Name Shotaro KARINO
1st Author's Affiliation Department of Otolaryngology, Faculty of Medicine, University of Tokyo()
2nd Author's Name Masato YUMOTO
2nd Author's Affiliation Department of Laboratory Medicine, Faculty of Medicine, University of Tokyo
3rd Author's Name Kenji ITOH
3rd Author's Affiliation Department of Cognitive Neuroscience, Faculty of Medicine, University of Tokyo
4th Author's Name Akira UNO
4th Author's Affiliation National Institute of Mental Health, National Center of Neurology and Psychiatry
5th Author's Name Maki MATSUDA
5th Author's Affiliation Tokyo National University of Fine Arts and Music
6th Author's Name Keiko YAMAKAWA
6th Author's Affiliation Department of Cognitive Neuroscience, Faculty of Medicine, University of Tokyo
7th Author's Name Sotaro SEKIMOTO
7th Author's Affiliation Department of Cognitive Neuroscience, Faculty of Medicine, University of Tokyo
8th Author's Name Yuu KANEKO
8th Author's Affiliation Department of Neurosurgery, National Center Hospital for Mental, Nervous and Muscular Disorders National Center of Neurology and Psychiatry
9th Author's Name Kimitaka KAGA
9th Author's Affiliation Department of Otolaryngology, Faculty of Medicine, University of Tokyo
Date 2003/9/9
Paper # TL2003-17
Volume (vol) vol.103
Number (no) 307
Page pp.pp.-
#Pages 4
Date of Issue