OKAMOTO Eiji

写真a

Affiliation Department etc.

Department of Electrical and Mechanical Engineering
Department of Electrical and Mechanical Engineering

Title

Associate Professor

Mail Address

E-mail address

Research Fields, Keywords

-

Graduating School

  •  
    -
    1993.03

    Kyoto University   Faculty of Engineering   Graduated

Graduate School

  •  
    -
    1995.03

    Kyoto University  Graduate School, Division of Engineering  Master's Course  Completed

Degree

  • Kyoto University -  Doctor of Informatics

  • Kyoto University -  Master of Engineering

  • Kyoto University -  Bachelor of Engineering

External Career

  • 2011.05
    -
    2013.03

    NICT  

  • 2004.03
    -
    2004.09

    Simon Fraser University  

  • 1995.04
    -
    2002.12

    Communications Research Laboratory, Ministry of Posts and Telecommunications  

Academic Society Affiliations

  • 1999.04
    -
    Now

    The Institute of Electrical and Electronics Engineers

  • 1993.04
    -
    Now

    The Institute of Electronics, Information and Communications Engineers

Field of expertise (Grants-in-aid for Scientific Research classification)

  • Control engineering/System engineering

  • Communication/Network engineering

 

Research Career

  • research on sensor networks

    Collaboration in Japan   Cooperative Research  

    Project Year:  2009.04  -  Now

Papers

  • A Study on Uplink large-scale Chaos MIMO Transmission Scheme using Gaussian Belief Propagation

    N. Horiike, E. Okamoto, T. Yamamoto

    Proc. RISP International Workshop on Nonlinear Circuits, Communications and Signal Processing (NCSP2018)     37 - 40   2018.03  [Refereed]

    Research paper (international conference proceedings)   Multiple Authorship

  • A Study on Complexity Reduction for Frozen Bit Selection on Polar Code Using Monte-Carlo Method

    K. Ito, E. Okamoto, H. Takenaka, H. Kunimori, M. Toyoshima

    Proc. RISP International Workshop on Nonlinear Circuits, Communications and Signal Processing (NCSP2018)     639 - 642   2018.03  [Refereed]

    Research paper (international conference proceedings)   Multiple Authorship

  • Performance Evaluation of Downlink Multi-User-Chaos-MIMO Transmission System in Correlated Channels

    R. Kitagawa, N. Horiike, E. Okamoto

    Proc. RISP International Workshop on Nonlinear Circuits, Communications and Signal Processing (NCSP2018)     132 - 135   2018.03  [Refereed]

    Research paper (international conference proceedings)   Multiple Authorship

  • A study on improved scheduling algorithm for non-orthogonal multiple access-code division multiplexing scheme

    H. Kitagawa, E. Okamoto

    Proc. RISP International Workshop on Nonlinear Circuits, Communications and Signal Processing (NCSP2018)     124 - 127   2018.03  [Refereed]

    Research paper (international conference proceedings)   Multiple Authorship

  • Study on Effective Utilization of Micro Cells in Heterogenous Network - Mobility Control in Specific Areas -

    IEICE Tech. Rep.   117 ( 456 ) RCS2017-323, 37 - 40   2018.02

    Research paper (research society, symposium materials, etc.)   Multiple Authorship

  • Study on performance improvement of radio wave encrypted-massive sparse chaos code multiple access scheme using Gaussian belief propagation by turbo-code concatenation

    IEICE Tech. Rep.   117 ( 456 ) RCS2017-366, 265 - 270   2018.02

    Research paper (research society, symposium materials, etc.)   Multiple Authorship

  • Performance comparison of multi-user shared multiple access (MUSA) transmission scheme in uplink fading channels

    IEICE Tech. Rep.   117 ( 456 ) RCS2017-365, 259 - 264   2018.02

    Research paper (research society, symposium materials, etc.)   Multiple Authorship

  • Study on Effective Utilization of Micro Cells in Heterogeneous Network -Performance Improvement of Frequency-efficiency by Mobility Control-

    IEICE Tech. Rep.   117 ( 456 ) RCS2017-324, 41 - 44   2018.02

    Research paper (research society, symposium materials, etc.)   Multiple Authorship

  • Performance analysis of satellite/terrestrial integrated mobile communication system using UAV cooperative communication against survival rate change of terrestrial base station

    IEICE Tech. Rep.   117 ( 446 ) SAT2017-57, 7 - 12   2018.02

    Research paper (research society, symposium materials, etc.)   Multiple Authorship

  • A study on energy-saving indoor lighting control scheme utilizing outside light estimation in sensor networks environment

    IEICE Tech. Rep.   117 ( 426 ) ASN2017-101, 103 - 108   2018.01

    Research paper (research society, symposium materials, etc.)   Multiple Authorship

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Books

  • International Conference on Theory and Application in Nonlinear Dynamics (ICAND 2012)

    E. Okamoto (Part: Multiple Authorship ,  Chapter 18 )

    Springer  2014.01 ISBN: 9783319029245

Review Papers

  • Transmission experiments on OICETS repeater mode for verification of channel coding effect

    E. Okamoto, Y. Shoji, M. Toyoshima, Y. Takayama

    Journal of the national institute of information and communications technology ( National institute of information and communications technology )  59 ( 1/2 ) 83 - 93   2012.10

    Introduction and explanation (scientific journal)   Multiple Authorship

Presentations

  • An outline of non-orthogonal multiple access schemes suitable for massive machine type communications in fifth generation mobile communications system (5G)

     [Invited]

    2018.03  -  2018.03 

  • A Study on Uplink large-scale Chaos MIMO Transmission Scheme using Gaussian Belief Propagation

    N. Horiike, E. Okamoto, T. Yamamoto

    RISP International Workshop on Nonlinear Circuits, Communications and Signal Processing (NCSP2018)  2018.03  -  2018.03 

  • A Study on Complexity Reduction for Frozen Bit Selection on Polar Code Using Monte-Carlo Method

    K. Ito, E. Okamoto, H. Takenaka, H. Kunimori, M. Toyoshima

    RISP International Workshop on Nonlinear Circuits, Communications and Signal Processing (NCSP2018)  2018.03  -  2018.03 

  • Performance Evaluation of Downlink Multi-User-Chaos-MIMO Transmission System in Correlated Channels

    R. Kitagawa, N. Horiike, E. Okamoto

    RISP International Workshop on Nonlinear Circuits, Communications and Signal Processing (NCSP2018)  2018.03  -  2018.03 

  • A study on improved scheduling algorithm for non-orthogonal multiple access-code division multiplexing scheme

    H. Kitagawa, E. Okamoto

    RISP International Workshop on Nonlinear Circuits, Communications and Signal Processing (NCSP2018)  2018.03  -  2018.03 

  • Study on performance improvement of radio wave encrypted-massive sparse chaos code multiple access scheme using Gaussian belief propagation by turbo-code concatenation

    2018.02  -  2018.03 

  • Study on Effective Utilization of Micro Cells in Heterogenous Network -Mobility Control in Specific Areas-

    2018.02  -  2018.03 

  • Performance comparison of multi-user shared multiple access (MUSA) transmission scheme in uplink fading channels

    2018.02  -  2018.03 

  • Study on Effective Utilization of Micro Cells in Heterogeneous Network -Performance Improvement of Frequency-efficiency by Mobility Control-

    2018.02  -  2018.03 

  • Performance analysis of satellite/terrestrial integrated mobile communication system using UAV cooperative communication against survival rate change of terrestrial base station

    2018.02  -  2018.02 

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Industrial Property

  • Transmission method with fading distortion or frequency offset compensation

    特願 10/337,736   特許 US7308055

    Transmission method with fading distortion or frequency offset compensation

  • Multi-mode block-coded modulation/demodulation method

    特願 10/091,503   特許 US7190737

    Multi-mode block-coded modulation/demodulation method

 
 

Academic Activity

  • 2017.05
    -
    2019.05

    The Institute of Electronics, Information and Communications Engineers   Editor of IEICE Transactions on Communications

  • 2017.12
    -
    2018.09

    The Institute of Electrical and Electronics Engineers  

  • 2017.11
    -
    2018.05

    The Institute of Electrical and Electronics Engineers  

  • 2017.10
    -
    2018.05

    The Institute of Electrical and Electronics Engineers  

  • 2017.07
    -
    2017.10

    The Institute of Electrical and Electronics Engineers  

  • 2017.06
    -
    2018.05

    The Institute of Electrical and Electronics Engineers  

  • 2017.06
    -
    2017.11

    The Institute of Electrical and Electronics Engineers  

  • 2017.06
    -
    2017.10

    The Institute of Electrical and Electronics Engineers  

  • 2017.05
    -
    2017.11

    The Institute of Electrical and Electronics Engineers  

  • 2017.05
    -
    2017.09

    The Institute of Electrical and Electronics Engineers  

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