Tetsuo Kobayashi

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Name
Tetsuo Kobayashi
URL
http://bfe.kuee.kyoto-u.ac.jp/en/index.html
Affiliation
Kyoto University
Section
Graduate School of Engineering Deprtment of Electrical Engineering
Job title
Professor
Degree
Ph.D.

Profile

Tetsuo Kobayashi was born in Hokkaido, Japan.

He is currently a professor of biological function engineering at the department of electrical engineering, Kyoto University, Kyoto, Japan.

Research Areas

 
 

Published Papers

 
Hilschenz I, Ito Y, Natsukawa H, Oida T, Yamamoto T, Kobayashi T
Journal of magnetic resonance (San Diego, Calif. : 1997)   274 89-94   Jan 2017   [Refereed]
Optimal densities of alkali metal atoms in an optically pumped K-Rb hybrid atomic magnetometer considering the spatial distribution of spin polarization.
Ito Y, Sato D, Kamada K, Kobayashi T
Optics express   24(14) 15391-15402   Jul 2016   [Refereed]
Differential measurement using equalized response of optically pumped atomic magnetometer
Ichihara S, Mizutani N, Ito Y, Kobayashi T
IEEE Trans. on Magnetics   52(8) 4002709   Aug 2016   [Refereed]
Improvements of a normalized integrative fMRI-MEG method by iterative model selection
T Yano, H Natsukawa, T Kobayashi
Neuroscience and Biomedical Engineering   4(2) 104-112   Jun 2016   [Refereed]
Hyperpolarized xenon imaging with SWIFT approach in ultra-low field MRI: A simulation study”
Tetsuo Kobayashi
Advanced Biomedical Engineering   4 42-47   May 2015   [Refereed]
KOBAYASHI TETSUO
Vision   27(2) 73-79   Apr 2015   [Invited]
Takenori Oida, Masahiro Tsuchida, Hiroto Takata, Tetsuo Kobayashi
IEEE Sensors Journal   15 1732-1737   Mar 2015   [Refereed]
© 2015 IEEE. In this paper, we describe a method for directly detecting magnetic resonance (MR) signals using optically pumped atomic magnetometers (OPAMs) in ultra-low-field MR imaging (ULF-MRI). For direct detection with OPAMs in ULF-MRI, we pro...
Noise reduction and signal-to-noise ratio improvement of atomic magnetometers with optical gradiometer configurations
K Kamada, Y Ito, S Ichihra, N Mizutani and T Kobayashi
Optics Express   23(5) 6976-6987   Mar 2015   [Refereed]
Keigo Kamada, Daichi Sato, Yosuke Ito, Hiroaki Natsukawa, Kazuhisa Okano, Natsuhiko Mizutani, Tetsuo Kobayashi
Japanese Journal of Applied Physics   54    Jan 2015   [Refereed]
© 2015 The Japan Society of Applied Physics. In the field of biomagnetic measurements, optically pumped atomic magnetometers (OPAMs) are expected to be alternative sensors to magnetometers based on superconducting quantum interference devices (SQU...
Tada M, Nagai T, Kirihara K, Koike S, Suga M, Araki T, Kobayashi T, Kasai K
Cerebral cortex (New York, N.Y. : 1991)      Dec 2014   [Refereed]
Yosuke Ito, Daichi Sato, Keigo Kamada, Keigo Kamada, Tetsuo Kobayashi
IEEE Transactions on Magnetics   50    Nov 2014   [Refereed]
© 2014 IEEE. We have developed a K-Rb hybrid optically pumped atomic magnetometer (OPAM) for biomagnetic measurements. With this hybrid OPAM, we used a linear photodiode array and a charge-coupled device (CCD) sensor to instantaneously measure 1-D...
N Mizutani, K Okano, K Ban, S Ichihara, A Terao, T Kobayashi
AIP Advances   4 057132   Jan 2014   [Refereed]
In a compact optically pumped atomic magnetometer (OPAM), there is a plateau in the sensitivity where the dependence of the sensitivity on pumping power is small compared with that predicted by the uniform polarization model. The mechanism that ge...
Akira Terao, K. Ban, S. Ichihara, N. Mizutani and Tetsuo Kobayashi
Physical Review A   88 063413-1-063413-6   Dec 2013   [Refereed]
S. Nagahara; T. Oida; T. Kobayashi
IEICE Transactions on Information and Systems   E96D(6) 1387-1393   Jun 2013   [Refereed]
Shizue Nagahara,Takenori Oida,Tetsuo Kobayashi
IEICE Transactions   96-D(6) 1387-1393   2013   [Refereed]
Spin-lock imaging for direct detection of oscillating magnetic fields with MRI: Simulations and phantom studies
S Nagahara, M Ueno and T Kobayashi
Advanced Biomedical Engineering   2 63-71   2013   [Refereed]
Dynamic cortical activations associated with saccade execution: A normalized integrative fMRI-MEG study
Hiroaki Natsukawa and Tetsuo Kobayashi
Advanced Biomedical Engineering   1 27-35   Feb 2013   [Refereed]
K. Kato; O. Miura; A. Shikoda; T. Kuroki; A. Ishikawa; T. Kobayashi
IEEJ Transactions on Electrical and Electronic Engineering   8(5) 483-488   2013   [Refereed]
H. Kawaguchi; T. Kume; T. Kobayashi
IEEJ Transactions on Electrical and Electronic Engineering   8(SUPL.1) S53-S60   2013   [Refereed]
Y. Ito; H. Ohnishi; K. Kamada; T. Kobayashi
IEEE Transactions on Magnetics   48(11) 3715-3718   Nov 2012   [Refereed]
N. Mizutani; T. Kobayashi
IEEE Transactions on Magnetics   48(11) 4096-4099   Nov 2012   [Refereed]
Y. Ito; H. Ohnishi; K. Kamada; T. Kobayashi
AIP Advances   2(3)    Sep 2012   [Refereed]
K. Kamada; Y. Ito; T. Kobayashi
Physiological Measurement   33(6) 1063-1071   Jun 2012   [Refereed]
Direct detection of magnetic resonance signals in ultra-low field MRI using a optically pumped atomic magnetometer
Takenori Oida, Masahiro Tshuchida and Tetsuo Kobayashi
48(11) 2877-2880   Apr 2012   [Refereed]
T. Oida; Y. Ito; K. Kamada; T. Kobayashi
Journal of Magnetic Resonance   217 6-9   Apr 2012   [Refereed]
T. Yamashita; T. Oida; S. Hamada; T. Kobayashi
Journal of Magnetic Resonance   215 100-108   Feb 2012   [Refereed]
M. Tsuchida; T. Oida; T. Kobayashi
IEEJ Transactions on Fundamentals and Materials   132(3) 220-226   2012   [Refereed]
SASAYAMA TERUYOSHI, SASAYAMA TERUYOSHI, KOBAYASHI TETSUO
生体医工学   49(6) 983-988   Dec 2011   [Refereed]
T. Sasayama; T. Kobayashi
IEICE Transactions on Information and Systems   E94D(12) 2479-2486   Dec 2011   [Refereed]
S. Taue; Y. Sugihara; T. Kobayashi; K. Ishikawa; K. Kamada
Japanese Journal of Applied Physics   50(11)    Nov 2011   [Refereed]
T. Oida; Y. Kawamura; T. Kobayashi
IEEE Transactions on Magnetics   47(10) 3074-3077   Oct 2011   [Refereed]
Y. Ito; H. Ohnishi; K. Kamada; T. Kobayashi
IEEE Transactions on Magnetics   47(10) 3550-3553   Oct 2011   [Refereed]
Transactions of Japanese Society for Medical and Biological Engineering   49(4) 551-557   Aug 2011   [Refereed]
K. Kamada; S. Taue; T. Kobayashi
Japanese Journal of Applied Physics   50(5)    May 2011   [Refereed]
Pump laser power dependent bandwidth and sensitivity of optically pumped atomic magnetometers
Keigo Kamada, Shuji Taue, Tetsuo Kobayashi
Japanese Journal of Applied Physics   50 055602-1-055602-7   Apr 2011   [Refereed]
KOBAYASHI Tetsuo
應用物理   80(3) 211-215   Mar 2011   [Invited]
NATSUKAWA Hiroaki, JUNG Jiuk, KOBAYASHI Tetsuo
The IEICE transactions on information and systems (Japanese edetion)   94(3) 604-613   Mar 2011   [Refereed]
異なる方向にコヒーレントにドリフト運動する二つのランダムドットパターンによって,奥と手前の二つの透明な面が知覚される現象は運動透明視として知られている.本研究は,奥行注意下で運動透明刺激を呈示した際の脳磁界を全頭型MEG装置により計測し,運動透明視の奥行順序が決定される過程に関与する皮質活動を,5名の被験者を対象に検討した.すべての被験者において,ヒトの空間や動きの認知に関わるhMT/V5+の活動が平均238msに見られ,5名中4名の被験者で頭頂連合野若しくは外側後頭皮質LOに至る活動が,...
K. Masutani; S. Hamada; T. Kobayashi
Electronics and Communications in Japan   94(3) 20-32   Mar 2011   [Refereed]
Teruyoshi Sasayama,Tetsuo Kobayashi
IEICE Transactions   94-D(12) 2479-2486   2011   [Refereed]
T. Oida; S. Nagahara; T. Kobayashi
Magnetic Resonance in Medical Sciences   10(2) 121-128   2011   [Refereed]
K. Kato; A. Shikoda; M. Nishida; T. Kuroki; A. Ishikawa; T. Kobayashi
IEEJ Transactions on Electronics, Information and Systems   131(1) 175-181+24   2011   [Refereed]
S. Taue; Y. Sugihara; T. Kobayashi; S. Ichihara; K. Ishikawa; N. Mizutani
IEEE Transactions on Magnetics   46(9) 3635-3638   Sep 2010   [Refereed]
Decreased cross-sectional area of anterior tharamic peduncle in bipolar disorder: A fiber trackimg study
Akifumi Ikeda, Shinsuke Kito, Jiuk Jung, Tetsuo Kobayashi and Yoshihiko Koga
Journal of International Society of Life Information Science   28(1) 14-22   2010   [Refereed]
U. Yamamoto; T. Kobayashi; S. Kito; Y. Koga
IEEJ Transactions on Electronics, Information and Systems   130(5) 799-806+9   2010   [Refereed]

Misc

 
依田学樹, 三木穂高, 奥畑志帆, 岡田直大, 八幡憲明, 笠井清澄, 小林哲生
電子情報通信学会技術研究報告   115(513(MBE2015 102-131)) 89-93   Mar 2016
笈田武範, 加賀裕樹, 山本哲也, 小林哲生
電子情報通信学会技術研究報告   115(513(MBE2015 102-131)) 73-76   Mar 2016
西川太智, 奥畑志帆, 小林哲生
電子情報通信学会技術研究報告   115(513(MBE2015 102-131)) 95-100   Mar 2016
OIDA TAKENORI, TAMIWA KAZUHIRO, KOBAYASHI TETSUO
電子情報通信学会技術研究報告   115(383(MBE2015 63-83)) 89-94   Dec 2015
TAMIWA KAZUHIRO, OIDA TAKENORI, KOBAYASHI TETSUO
電子情報通信学会技術研究報告   115(383(MBE2015 63-83)) 95-100   Dec 2015
MIKI HODAKA, OKUHATA SHIHO, OKADA NAOHIRO, YAHATA NORIAKI, KASAI KIYOTO, KOBAYASHI TETSUO
電子情報通信学会技術研究報告   115(383(MBE2015 63-83)) 107-112   Dec 2015
YANO TAKAFUMI, NATSUKAWA HIROAKI, KOBAYASHI TETSUO
電子情報通信学会技術研究報告   115(383(MBE2015 63-83)) 113-118   Dec 2015
KAGA YUKI, OIDA TAKENORI, YAMAMOTO TETSUYA, KOBAYASHI TETSUO
電子情報通信学会技術研究報告   115(383(MBE2015 63-83)) 101-106   Dec 2015
TANAKA YUTAKU, NATSUKAWA HIROAKI, KOBAYASHI TETSUO
電子情報通信学会技術研究報告   115(317(MBE2015 52-62)) 23-28   Nov 2015
NATSUKAWA HIROAKI, YAMAMOTO TETSUYA, KOBAYASHI TETSUO
電子情報通信学会技術研究報告   115(317(MBE2015 52-62)) 29-32   Nov 2015
KOJIMA FUMITAKA, ITO YOSUKE, KOBAYASHI TETSUO
電気学会マグネティックス研究会資料   MAG-15(93-97) 23-28   Sep 2015
MAMISHIN YUKI, ITO YOSUKE, KOBAYASHI TETSUO
電気学会マグネティックス研究会資料   MAG-15(93-97) 17-22   Sep 2015
YAMAMOTO TETSUYA, OIDA TAKENORI, KOBAYASHI TETSUO
電子情報通信学会技術研究報告   115(147(MBE2015 20-24)) 7-12   Jul 2015
KAGA YUKI, OIDA TAKENORI, KOBAYASHI TETSUO
電子情報通信学会技術研究報告   115(116(MBE2015 13-19)) 7-12   Jun 2015
MIKI HODAKA, KOBAYASHI TETSUO
電子情報通信学会技術研究報告   114(514(MBE2014 116-179)) 105-110   Mar 2015
TANAKA YUTAKU, NATSUKAWA HIROAKI, KOBAYASHI TETSUO
電子情報通信学会技術研究報告   114(514(MBE2014 116-179)) 1-6   Mar 2015
YANO TAKAFUMI, NATSUKAWA HIROAKI, KOBAYASHI TETSUO
電子情報通信学会技術研究報告   114(514(MBE2014 116-179)) 239-244   Mar 2015
UENO MASAHITO, ITO YOSUKE, KOBAYASHI TETSUO
電子情報通信学会技術研究報告   114(361(MBE2014 74-91)) 27-32   Dec 2014
SATO DAICHI, KAMADA KEIGO, ITO YOSUKE, KOBAYASHI TETSUO
電子情報通信学会技術研究報告   114(361(MBE2014 74-91)) 33-38   Dec 2014

Conference Activities & Talks

 
Developments and perspectives of optical biomagnetic imaging systems [Invited]
Tetsuo Kobayashi
CiNet Seminer   15 Apr 2016   
Optically pumped atomic magnetometer: Advancements and perspectives for biomagnetic imaging [Invited]
Tetsuo Kobayashi
CME2015 satellite symposium   18 Jun 2015   
Development of Atomic Magnetometers towards New Biomagnetic Imaging Systems [Invited]
Tetsuo Kobayashi
Biomag2014 Satellite Workshop   24 Aug 2014   
Toward advanced bioimaging technologies with super-sensitive optically pumped atomic magnetometers [Invited]
Tetsuo Kobayashi
13 Sep 2013   
Cortical neural activities associated with intrinsic perceptual alternation in binocular rivalry: A high-density EEG source imaging study [Invited]
Tetsuo Kobayashi
35th Annual Internationa Conference of the EEE Engineering in Medicine and Biology Society   4 Jul 2013   
Binocular Rivalry: A key phenomenon to explore brain mechanisms of consciousness [Invited]
Tetsuo Kobayashi
Santa Fe/Kyoto Symposumy on “Integrated Complex System Sciences”   19 Oct 2012   
Toward ultra-low-field multimodal MRI with atomic magnetometer [Invited]
Tetsuo Kobayashi
2012 IEEE/ICME International Conference on Complex Medical Engineering   3 Jul 2012   
Binocular Rivalry: A key phenomenon to understand temporal dynamics of conscious perception [Invited]
Tetsuo Kobayashi
2011 International Symposium on Nonlinear Theory and its Applications: NOLTA2011   Sep 2011   
Optically pumped atomic magnetometer toward ultra-low field MRI systems [Invited]
Tetsuo Kobayashi
International Workshop on Magnetic Resonance Microsystems   Jul 2011   
Development of an ultra-sensitive optically pumped atomic magnetometer toward non-invasive human brain imaging [Invited]
Tetsuo Kobayashi
Fundamental Physics using Atoms 2010   Aug 2010   
An integrative fMRI-MEG neuroimaging method analyzing dynamic activations of multiple cortical areas [Invited]
Tetsuo Kobayashi
The 2009 International Symposium on Early Detection and Rehabilitation Technology of Dementia   Dec 2009   
fMRI-MEG integrative neuroimaging in an apparent visual motion perception task [Invited]
Tetsuo Kobayashi
2007 IEEE/ICME International Conference on Complex Medical Engineering   May 2007   
Neocortical dynamics detected by steady-state multisensory evoked neuromagnetic fields [Invited]
Tetsuo Kobayashi
2004 International Symposium on Nonlinear Theory and its Applications   Nov 2004   
Brain mechanisms of visual awareness: Functional neuroimaging studies on binocular rivalry [Invited]
Tetsuo Kobayashi
The 3rd RIES-Hokudai Symposium   Dec 2001   

Association Memberships

 
 

Research Grants & Projects

 
Ministry of Education, Culture, Sports, Science and Technology: Grants-in-Aid for Scientific Research(基盤研究(C))
Project Year: 2007 - 2008    Investigator(s): Shoji HAMADA
Ministry of Education, Culture, Sports, Science and Technology: Grants-in-Aid for Scientific Research(基盤研究(C))
Project Year: 2005 - 2006    Investigator(s): Shoji HAMADA
1.We have developed an 'equivalent multipole moment method with polar translations (EMMM-PT)'. This method enables us to numerically calculate exact solution described by Laplace's equation in multi spheres model. We also have developed a 'fast-mu...
Ministry of Education, Culture, Sports, Science and Technology: Grants-in-Aid for Scientific Research(基盤研究(A))
Project Year: 1998 - 1999    Investigator(s): Tetsuo KOBAYASHI
In an attempt to detect the neural processes related to endogenous alternation of perceived images in binocular rivalry (BR), we have studied ERPs in ten healthy subjects. Vertical and/or horizontal gratings were presented to the left and right ey...
Ministry of Education, Culture, Sports, Science and Technology: Grants-in-Aid for Scientific Research(基盤研究(B))
Project Year: 1996 - 1997    Investigator(s): Shinya KURIKI
The objective of this research project is to delineate the intelligent visual processes to perceive and recognize Japanese characters and symbols, based on the behavioral observation and the measurement of brain activity. For the bbehavioral obser...
Ministry of Education, Culture, Sports, Science and Technology: Grants-in-Aid for Scientific Research(一般研究(B))
Project Year: 1991 - 1992    Investigator(s): 栗城真也, Shinya KURIKI
We have been studied the neural activities in the human auditory cortex concerning with the speech sound processing by measuring neuromagnetic fields. Obtained results are summarized as follows.1. Background noises in the auditory evoked magnetic ...
Ministry of Education, Culture, Sports, Science and Technology: Grants-in-Aid for Scientific Research(一般研究(C))
Project Year: 1986 - 1987    Investigator(s): Shinya KURIKI
We have studied the neuromagnetic fields which are evoked by peripheral nerve and auditory stimulations. The measurement system we have developed consists of a mapping apparatus which includes a 2nd-order gradiometer and SQUID, a somatosensory and...