Yuji Kato

J-GLOBAL         Last updated: Sep 2, 2019 at 14:41
 
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Name
Yuji Kato
E-mail
katoist.hokudai.ac.jp
Affiliation
Hokkaido University
Degree
Doctor(Engineering)(Tohoku University)

Research Interests

 
 

Research Areas

 
 

Published Papers

 
Sogo Toda, Yuji Kato, Nobuki Kudo, Koichi Shimizu
Japanese Journal of Applied Physics   58    Mar 2019
© 2019 The Japan Society of Applied Physics. For transillumination imaging of animal tissue, we have developed a technique to suppress the scattering effect in a turbid medium using the time-reversal principle of phase-conjugate light. In biomedic...
Toda S, Kato Y, Kudo N, Shimizu K
Biomedical optics express   9(4) 1570-1581   Apr 2018   [Refereed]
Yasuhiro Yamakoshi, Kenta Matsumura, Takehiro Yamakoshi, Jihyoung Lee, Peter Rolfe, Yuji Kato, Koichi Shimizu, Ken Ichi Yamakoshi
Journal of Biomedical Optics   22    Jun 2017
© The Authors. Published by SPIE under a Creative Commons Attribution 3.0 Unported License. Distribution or reproduction of this work in whole or in part requires full attribution of the original publication, including its DOI. The aim of this stu...
Trung Nghia Tran, Kohei Yamamoto, Takeshi Namita, Yuji Kato, and Koichi Shimizu
Biomedical Optics Express   5(5) 1321-1335   May 2014   [Refereed]
KATO Yuji, SHIMIZU Koichi
The IEICE transactions on information and systems (Japanese edetion)   92(6) 944-950   Jun 2009   [Refereed]
TAKAGI K.
Opt. Express   17(10) 8332-8342   May 2009   [Refereed]
T. Namita, Y. Kato, and K. Shimizu
Appl. Opt.   48(10) D208   Apr 2009   [Refereed]
K. Takagi, Y. Kato, and K. Shimizu
Appl. Opt.   48(10) D36   Apr 2009   [Refereed]
SHIMIZU K.
Appl. Opt.   44(11) 2154-2161   Apr 2005   [Refereed]
AWATA Aki, KATO Yuji, SHIMIZU Koichi
IEICE transactions on information and systems   85(1) 124-132   Jan 2002   [Refereed]
A technique was developed to reconstruct the cross-sectional image of the absorption distribution in a diffuse medium using backscattered light. In this techniquc, we illuminate an object with an ultra-short pulse, and measure the time-resolved pu...

Misc

 
Sogo Toda, Yuji Kato, Nobuki Kudo, Koichi Shimizu
Progress in Biomedical Optics and Imaging - Proceedings of SPIE   10886    Jan 2019
© COPYRIGHT SPIE. Downloading of the abstract is permitted for personal use only. Strong scattering in turbid medium is a severe difficulty for optical imaging and measurement in an animal body. Therefore, the suppression of scattering effect is c...
Sogo Toda, Yuji Kato, Nobuki Kudo, Koichi Shimizu
Proceedings of SPIE - The International Society for Optical Engineering   10251    Jan 2017
© 2017 SPIE. For transillumination imaging of an animal body, we have attempted to suppress the scattering effect in a turbid medium. It is possible to restore the optical image before scattering using phase-conjugate light. We examined the effect...
Xia J, Namita T, Kato Y, Shimizu K
Conference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Conference 2013   2648-2651   Jul 2013   [Refereed]
The depth of fluorescent source is required to suppress the scattering effect in transcutaneous fluorescent imaging. We have developed a technique to estimate the depth using two light sources. However, with this technique, the reduced scattering ...
Tran TN, Namita T, Kato Y, Shimizu K
Conference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Conference 2013   2644-2647   Jul 2013   [Refereed]
Matsuura T, Namita T, Kato Y, Shimizu K
Conference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Conference 2013   1795-1798   Jul 2013   [Refereed]
Junkichi Akiyama,Daisuke Seki,Takeshi Namita,Yuji Kato,Koichi Shimizu
7th International Symposium on Medical Information and Communication Technology, ISMICT 2013, Tokyo, Japan, March 6-8, 2013   14-17   Aug 2013   [Refereed]
To examine the practical potential of an optical body area network (BAN) technique, a feasibility study was conducted of optical data transmission through a human hand using diffusely scattered light. The data transmission of 170 mm distance in a ...
Nishida Kazuhiro, Namita Takeshi, Kato Yuji, Shimizu Koichi
OPTICAL TOMOGRAPHY AND SPECTROSCOPY OF TISSUE X   8578    2013   [Refereed]
Koichi Shimizu,Array,Yuji Kato
Wireless Mobile Communication and Healthcare - Third International Conference, MobiHealth 2012, Paris, France, November 21-23, 2012, Revised Selected Papers   173-178   2012   [Refereed]
Takeshi Namita, Masayuki Kawashima, Yuji Kato and Koichi Shimizu
IQEC/CLEO Pacific Rim 2011 Conference Proceedings   1696-1698   2011
TANAKA YOSHINORI, KITAMA MASATAKA, ARISAWA JUNJI, TAKAGI KAZUTO, KATO YUJI, SHIMIZU KOICHI
北海道工業大学研究紀要   (37) 271-277   Mar 2009
Okamoto Yasushi, Kitama Masataka, Misawa Kenji, Arisawa Junji, Kato Yuji, Shimizu Koichi
Memoirs of the Hokkaido Institute of Technology   31(0) 81-86   Mar 2003

Conference Activities & Talks

 
下川部一真, 高見澤淳, 飯永一也, 橋本守, 加藤祐次
日本生体医工学会大会プログラム・抄録集(Web)   2019   
任田崇吾, 加藤祐次, 工藤信樹, 清水孝一
レーザー学会研究会報告   2018   
上田康夫, 加藤祐次, 山口泰彦, 清水孝一
日本デジタル歯科学会誌(Web)   Apr 2017   
松村健太, 加藤祐次, 飯永一也, 清水孝一
脂質栄養学   2017   
加藤祐次, 宮島文佳, 清水孝一
レーザー学会研究会報告   2017   

Research Grants & Projects

 
Ministry of Education, Culture, Sports, Science and Technology: Grants-in-Aid for Scientific Research(基盤研究(B))
Project Year: 2006 - 2008    Investigator(s): Koichi SHIMIZU
Ministry of Education, Culture, Sports, Science and Technology: Grants-in-Aid for Scientific Research(基盤研究(B))
Project Year: 2003 - 2005    Investigator(s): Koichi SHIMIZU
For transillumination imaging of a biological body by near-infrared light, a technique has been developed to realize the imaging of absorption distribution in diffuse scattering medium. Through this study, the following results were obtained.(1)In...
Ministry of Education, Culture, Sports, Science and Technology: Grants-in-Aid for Scientific Research(基盤研究(B))
Project Year: 2000 - 2001    Investigator(s): Koichi SHIMIZU
A telemetry technique and a test-system have been developed to realize continuous vital-sign monitoring for the senior citizens living alone and the patient in home care. The following research has been conducted.1. A ring-type sensor was designed...
Ministry of Education, Culture, Sports, Science and Technology: Grants-in-Aid for Scientific Research(基盤研究(B))
Project Year: 1998 - 2000    Investigator(s): 清水 孝一, Toshiyuki SHIMOOKA
With a view toward the realization of an optical CT, this study was conducted to develop an advanced measurement technique to obtain physiological information using multi wavelength and ultra-short pulse of light. Through this study, the following...
Ministry of Education, Culture, Sports, Science and Technology: Grants-in-Aid for Scientific Research(基盤研究(B))
Project Year: 1998 - 1999    Investigator(s): 清水 孝一, Toshiyuki SHIMOOKA
The first aim of this study is to establish the methods for the analysis and the evaluation of the electric field exposure to a human body. The second aim is to clarify the biological effect of electric field quantitatively using biotelemetry tech...