OKAMOTO Eiji

写真a

Affiliation Department

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

Title

Associate Professor

Contact information

Contact information

Homepage

http://okamoto.web.nitech.ac.jp/

External Link

Degree

  • Doctor of Informatics ( 2003.01   Kyoto University )

  • Master of Engineering ( 1995.03   Kyoto University )

  • Bachelor of Engineering ( 1993.03   Kyoto University )

Research Areas

  • Manufacturing Technology (Mechanical Engineering, Electrical and Electronic Engineering, Chemical Engineering) / Communication and network engineering

  • Informatics / Information network

  • Informatics / Information security

From School

  • Kyoto University   Faculty of Engineering   Graduated

    - 1993.03

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    Country:Japan

From Graduate School

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

    - 1995.03

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    Country:Japan

External Career

  • Communications Research Laboratory, Ministry of Posts and Telecommunications

    1995.04 - 2002.12

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    Country:Japan

  • NICT

    2011.05 - 2013.03

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    Country:Japan

  • Simon Fraser University

    2004.03 - 2004.09

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    Country:Canada

  • 国立研究開発法人情報通信研究機構   ワイヤレスネットワーク総合研究センター宇宙通信研究室   協力研究員

    2015.04

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    Country:Japan

  • 国立研究開発法人情報通信研究機構   ワイヤレスネットワーク総合研究センターワイヤレスシステム研究室   招へい専門員

    2018.10 - 2019.03

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    Country:Japan

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Professional Memberships

  • XGモバイル推進フォーラム(XGMF)

    2024.04

  • 第5世代モバイル推進フォーラム(5GMF)

    2021.05 - 2024.03

  • Asia Pacific Signal and Information Processing Association

    2019.04

  • Consultative Committee for Space Data Systems (CCSDS)

    2017.11

  • 財団法人科学技術交流財団

    2012.04

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Research Career

  • 量子暗号通信の研究

    Cooperative Research  

    Project Year: 2019.04

  • 自動運転の研究

    Cooperative Research  

    Project Year: 2014.04

  • research on sensor networks

    Cooperative Research  

    Project Year: 2009.04

  • 光衛星通信の研究

    Cooperative Research  

    Project Year: 2008.04

  • 通信方式の研究

    (not selected)  

    Project Year: 2003.01

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Papers

  • Consideration of Space Network Utilization in 6G Invited

    IEICE Tech. Rep.   123 ( 434 )   RCS2023-282, 131 - 131   2024.03

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    Authorship:Lead author   Language:Japanese   Publishing type:Research paper (conference, symposium, etc.)  

    Other Link: https://ken.ieice.org/ken/paper/20240315Wccj/

  • A Study on Decoding Performance Improvement by Using Non-binary LDPC Codes in Outer Channel Coding-Concatenated Chaos Coded Modulation

    IEICE Tech. Rep.   123 ( 340 )   RCS2023-230, 133 - 138   2024.01

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    Authorship:Corresponding author   Language:Japanese   Publishing type:Research paper (conference, symposium, etc.)  

    Other Link: https://ken.ieice.org/ken/paper/20240118OcAY/

  • A Study on Complexity Reduction of Signal Processing for Object Detection Using Sub-Terahertz Waves

    IEICE Tech. Rep.   123 ( 308 )   RCS2023-196, 100 - 105   2023.12

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    Language:Japanese   Publishing type:Research paper (conference, symposium, etc.)  

    Other Link: https://ken.ieice.org/ken/paper/20231215qCZY/

  • High-quality and low-complexity polar-coded radio-wave encrypted modulation utilizing multipurpose frozen bits Reviewed

    K. Asano, T. Abe, K. Kato, E. Okamoto, T. Yamamoto

    IEICE Transactions on Communications   E106-B ( 10 )   987 - 996   2023.10

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    Authorship:Corresponding author   Language:English   Publishing type:Research paper (scientific journal)  

    DOI: 10.1587/transcom.2022EBT0007

  • Performance Comparison of Channel Coding Methods for Optical Satellite Data Relay System Reviewed

    E. Okamoto, Y. Yamashita, Y. Satoh, M. Nakadai, T. Itahashi, S. Yamakawa

    Proc. IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC2023)   1 - 6   2023.09

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    Authorship:Lead author, Corresponding author   Language:English   Publishing type:Research paper (international conference proceedings)  

    Other Link: https://ieeexplore.ieee.org/document/10294033

  • Adaptive Polar Coding Scheme Using Hybrid Pilot and Frozen Bits for Satellite Laser Communications Reviewed

    Kensuke Yamaura, Hiroki Ito, Eiji Okamoto, Hiroyuki Endo, Masahide Sasaki, Mikio Fujiwara, Morio Toyoshima

    IEICE Communications Express   12 ( 9 )   480 - 485   2023.09

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    Authorship:Corresponding author   Language:English   Publishing type:Research paper (scientific journal)  

    DOI: 10.1587/comex.2023XBL0085

    Other Link: https://doi.org/10.1587/comex.2023XBL0085

  • Comparative study of channel coding methods for performance improvement in next-generation optical satellite data relay system Invited

    IEICE Tech. Rep.   123 ( 171 )   SAT2023-42, 41 - 45   2023.08

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    Authorship:Lead author, Corresponding author   Language:Japanese   Publishing type:Research paper (conference, symposium, etc.)  

    Other Link: https://ken.ieice.org/ken/paper/20230831zCWS/

  • Demonstration of chaos-based radio encryption modulation scheme through wired transmission experiments Reviewed

    K. Tomita, M. Okumura, E. Okamoto

    IEICE Transactions on Communications   E106-B ( 8 )   686 - 695   2023.08

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    Authorship:Corresponding author   Language:English   Publishing type:Research paper (scientific journal)   Publisher:The Institute of Electronics, Information and Communication Engineers  

    DOI: 10.1587/transcom.2022EBT0005

    Other Link: https://doi.org/10.1587/transcom.2022EBT0005

  • Improvement of key generation efficiency of free-space optical physical layer cryptography using polar code

    IEICE Tech. Rep.   123 ( 105 )   SAT2023-12, 13 - 17   2023.07

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    Language:Japanese   Publishing type:Research paper (conference, symposium, etc.)  

    Other Link: https://ken.ieice.org/ken/paper/20230712kCvc/

  • A Study on Complexity Reduction of Bit Assignment and Performance Improvement by Channel Code Concatenation in Chaos Modulation

    IEICE Tech. Rep.   123 ( 108 )   RCS2023-86, 33 - 38   2023.07

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    Language:Japanese   Publishing type:Research paper (conference, symposium, etc.)  

    Other Link: https://ken.ieice.org/ken/paper/20230713fCVO/

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Books and Other Publications

  • 自動運転車に向けた電子機器・部品の開発と制御技術

    岡本英二( Role: Joint author ,  高速移動体における車車間,路車間通信に向けた高信頼・低遅延化技術)

    技術情報協会  2022.06  ( ISBN:9784861048845

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    Total pages:582   Responsible for pages:pp. 21-32   Language:jpn   Book type:Scholarly book

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

    E. Okamoto( Role: Joint author ,  Chapter 18)

    Springer  2014.01  ( ISBN:9783319029245

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    Language:eng   Book type:Scholarly book

  • 情報理論

    内匠逸編著,岡本英二( Role: Joint author ,  第11章)

    オーム社  2010.09  ( ISBN:9784274209260

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    Language:jpn   Book type:Textbook, survey, introduction

Misc

  • Foreword: Special Section on Technologies and Proof-of-Concept Activities for 5G Advanced and 6G Invited

    E. Okamoto

    E106-B ( 9 )   723 - 723   2023.09

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    Authorship:Lead author, Corresponding author   Language:English   Publishing type:Article, review, commentary, editorial, etc. (scientific journal)  

    DOI: 10.1587/transcom.2022FGF0001

    Other Link: https://doi.org/10.1587/transcom.2022FGF0001

  • Foreword: Special issue on emerging technologies of communications and their applications Invited

    E. Okamoto

    16 ( 1 )   1 - 1   2023.01

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    Authorship:Lead author   Language:English   Publishing type:Article, review, commentary, editorial, etc. (scientific journal)  

    DOI: 10.1587/nolta.14.1

    Other Link: https://doi.org/10.1587/nolta.14.1

  • 移動通信システムの概要と信号処理の基礎 Invited

    岡本英二

    125 ( 1246 )   6 - 9   2022.09

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    Language:Japanese   Publishing type:Article, review, commentary, editorial, etc. (scientific journal)   Publisher:日本機械学会  

    Other Link: https://www.jsme.or.jp/kaisi/1246-06/

  • 受賞者の声:令和3年度フェロー称号 Invited

    岡本英二

    16 ( 1 )   33 - 33   2022.07

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    Language:Japanese   Publishing type:Article, review, commentary, editorial, etc. (scientific journal)   Publisher:電子情報通信学会  

    DOI: 10.1587/essfr.16.1_33

    Other Link: https://www.jstage.jst.go.jp/article/essfr/16/1/16_33/_article/-char/ja

  • 機械学習・数理最適化の無線通信への応用に向けた共有データセット構想 Invited

    丸田一輝, 井田悠太, 實松豊, 牟田修, 岡田啓, 西村寿彦, 岡本英二, 眞田幸俊, 村田英一, 田野哲

    105 ( 6 )   509 - 515   2022.06

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    Language:Japanese   Publishing type:Article, review, commentary, editorial, etc. (scientific journal)   Publisher:電子情報通信学会  

    Other Link: https://www.journal.ieice.org/summary.php?id=k105_6_509&year=2022&lang=J

  • 5Gから6Gへの無線通信技術の進化と展望──みんなでつくる6G──小特集編集にあたって Invited

    岡本英二

    104 ( 10 )   1058 - 1058   2021.10

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    Language:Japanese   Publishing type:Article, review, commentary, editorial, etc. (scientific journal)   Publisher:電子情報通信学会  

    Other Link: https://www.journal.ieice.org/summary.php?id=k104_10_1058&year=2021&lang=J

  • オンライン座談会 6Gをみんなでつくるには何が必要か? Invited

    須山聡, 五十嵐大和, 大神正史, 大槻知明, 小野沢庸, 岸山祥久, 小西聡, 伊達木隆, 永田聡, 藤岡雅宣, 岡本英二

    104 ( 10 )   1084 - 1089   2021.10

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    Language:Japanese   Publishing type:Article, review, commentary, editorial, etc. (scientific journal)   Publisher:電子情報通信学会  

    Other Link: https://www.journal.ieice.org/summary.php?id=k104_10_1084&year=2021&lang=J

  • 第5世代移動通信システム「5G」入門 Invited

    岡本英二

    108 - 119   2020.10

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    Language:Japanese   Publishing type:Article, review, commentary, editorial, etc. (trade magazine, newspaper, online media)   Publisher:CQ出版社  

    Other Link: https://interface.cqpub.co.jp/magazine/2020%e5%b9%b412%e6%9c%88%e5%8f%b7/

  • 第5世代移動通信システムの動向 Invited

    岡本英二

    88 ( 5 )   30 - 37   2020.04

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    Language:Japanese   Publishing type:Article, review, commentary, editorial, etc. (trade magazine, newspaper, online media)   Publisher:電気書院  

    Other Link: https://www.denkishoin.co.jp/products/detail.php?product_id=1172

  • フーリエ級数・変換とその通信への応用 Invited Reviewed

    岡本英二

    ( 48 )   279 - 283   2019.03

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    Language:Japanese   Publishing type:Article, review, commentary, editorial, etc. (scientific journal)   Publisher:電子情報通信学会  

    Other Link: https://www.jstage.jst.go.jp/article/bplus/12/4/12_279/_article/-char/ja

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Presentations

  • Consideration of Space Network Utilization in 6G Invited

    2024.03 

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    Event date: 2024.03

    Language:Japanese   Presentation type:Symposium, workshop panel (nominated)  

  • Gazeboを活用したモビリティの物理モデルを考慮したデバイス間ミリ波通信特性シミュレーション環境構築

    清水春輝, 近藤啓太郎, 荘司洋三, 岡本英二

    2024年電子情報通信学会総合大会  2024.03  電子情報通信学会

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    Event date: 2024.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • A Study on Decoding Performance Improvement by Using Non-binary LDPC Codes in Outer Channel Coding-Concatenated Chaos Coded Modulation

    2024.01 

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    Event date: 2024.01

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Overview of Non-Terrestrial Network Utilization in 6G Invited International conference

    E. Okamoto

    International Japan-Africa Conference on Electronics, Communications and Computations (JAC-ECC 2023)  2023.12 

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    Event date: 2023.12

    Language:English   Presentation type:Oral presentation (keynote)  

  • A Study on Complexity Reduction of Signal Processing for Object Detection Using Sub-Terahertz Waves

    2023.12 

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    Event date: 2023.12

    Language:Japanese   Presentation type:Oral presentation (general)  

  • 論文の書き方講座(Q&Aセッション) Invited

    岡本英二

    2023年電子情報通信学会ソサイエティ大会  電子情報通信学会

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    Event date: 2023.09

    Language:Japanese   Presentation type:Symposium, workshop panel (nominated)  

  • Performance Comparison of Channel Coding Methods for Optical Satellite Data Relay System International conference

    E. Okamoto, Y. Yamashita, Y. Satoh, M. Nakadai, T. Itahashi, S. Yamakawa

    IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC2023)  2023.09  IEEE

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    Event date: 2023.09

    Language:English   Presentation type:Oral presentation (general)  

  • Comparative study of channel coding methods for performance improvement in next-generation optical satellite data relay system Invited

    2023.08 

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    Event date: 2023.08 - 2023.09

    Language:Japanese   Presentation type:Oral presentation (invited, special)  

  • A Study on Complexity Reduction of Bit Assignment and Performance Improvement by Channel Code Concatenation in Chaos Modulation

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    Event date: 2023.07

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Improvement of key generation efficiency of free-space optical physical layer cryptography using polar code

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    Event date: 2023.07

    Language:Japanese   Presentation type:Oral presentation (general)  

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Industrial Property Rights

  • 通信制御装置、通信システム、及び通信制御方法

    上杉充,岡本英二,眞田幸俊,村田英一

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    Application no:特願2018-027854  Date applied:2018.02

    Country of applicant:Domestic   Country of acquisition:Domestic

  • 無線通信システム、基地局

    秋田英範,京拓磨,岡本英二

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    Application no:特願2015-022489  Date applied:2015.02

    Announcement no:特開2016-146553  Date announced:2016.08

    Patent/Registration no:特許第6459579号  Date registered:2019.01  Date issued:2019.01

    Country of applicant:Domestic   Country of acquisition:Domestic

  • 位置推定システム

    岡本英二,堀場慎人,篠原敏子,松村克彦

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    Application no:特願2013-175914号  Date applied:2013.08

    Patent/Registration no:6251930  Date registered:2017.12  Date issued:2017.12

    Country of applicant:Domestic   Country of acquisition:Domestic

  • 送受信システム

    岡本英二,京拓磨,高山佳久,荘司洋三,豊嶋守生

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    Application no:特願2012-181794号  Date applied:2012.08

    Country of applicant:Domestic   Country of acquisition:Domestic

  • マルチレート線形符号のレート推定方法及び送受信装置

    -

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    Application no:2012-044113  Date applied:2012.02

    Country of applicant:Domestic   Country of acquisition:Domestic

  • ウェーブレットパケットを用いたユーザリソース割り当て手法

    -

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    Application no:特願2010-276136  Date applied:2010.12

    Country of applicant:Domestic   Country of acquisition:Domestic

  • 衛星-地上間光通信特性シミュレータ

    -

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    Application no:特願2010-107649  Date applied:2010.05

    Country of applicant:Domestic   Country of acquisition:Domestic

  • デジタル移動体無線通信方式およびそれに用いられる基地局

    -

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    Application no:特願2009-250143  Date applied:2009.10

    Country of applicant:Domestic   Country of acquisition:Domestic

  • フェージング推定方法及び受信機

    -

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    Application no:特願2009-113795  Date applied:2009.05

    Country of applicant:Domestic   Country of acquisition:Domestic

  • FFTを用いたSC-FDE用フェージング推定・等化方法

    -

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    Application no:特願2009-032640  Date applied:2009.02

    Announcement no:特開2010-192977  Date announced:2010.09

    Country of applicant:Domestic   Country of acquisition:Domestic

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Other research activities

  • 次世代移動体通信の高精度等化手法の実現に関する研究

    2009.04

Awards

  • 2022年度衛星通信研究賞

    2023.05   電子情報通信学会衛星通信研究会   次世代光データ中継衛星システムに適した通信路符号化手法の検討

    岡本英二, 山下裕真, 佐藤洋平, 中台光洋, 板橋孝昌, 山川史郎

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    Award type:Award from Japanese society, conference, symposium, etc.  Country:Japan

  • 功労顕彰状(研究会委員長)

    2022.09   一般社団法人電子情報通信学会通信ソサイエティ  

    岡本英二

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    Award type:Award from Japanese society, conference, symposium, etc.  Country:Japan

  • 活動功労賞(査読委員)

    2022.09   一般社団法人電子情報通信学会通信ソサイエティ  

    岡本英二

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    Award type:Award from Japanese society, conference, symposium, etc.  Country:Japan

  • 2021年教員評価優秀賞

    2022.06   名古屋工業大学  

    岡本英二

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    Country:Japan

  • fellow

    2022.03  

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    Award type:Award from Japanese society, conference, symposium, etc.  Country:Japan

  • 貢献賞(NOLTA2020 General Chair)

    2021.09   一般社団法人電子情報通信学会NOLTAソサイエティ  

    岡本英二

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    Award type:Award from Japanese society, conference, symposium, etc.  Country:Japan

  • 活動功労賞(副編集長)

    2021.09   一般社団法人電子情報通信学会通信ソサイエティ  

    岡本英二

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    Award type:Award from Japanese society, conference, symposium, etc.  Country:Japan

  • 2020年度衛星通信研究賞

    2021.05   電子情報通信学会衛星通信研究会  

    山下裕真,遠藤寛之,藤田紳吾,岡本英二,竹中秀樹,豊嶋守生

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    Award type:Award from Japanese society, conference, symposium, etc.  Country:Japan

  • 2020年度衛星通信研究賞

    2021.05   電子情報通信学会衛星通信研究会  

    野田彩夏,上野皓平,奥村守,岡本英二,辻宏之,三浦周

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    Award type:Award from Japanese society, conference, symposium, etc.  Country:Japan

  • Best Paper Award

    2019.10   IEICE-KOSST 2019 Joint Conference on Satellite Communications (JC-SAT2019)   Performance improvement of UAV-assisted data gathering system for distributed IoT terminals

    K. Ueno, E. Okamoto, H. Tsuji, A. Miura

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    Award type:Award from international society, conference, symposium, etc.  Country:Japan

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Committee Memberships

  • 電子情報通信学会   『Special Section on Technologies and Proof-of-Concept Activities for 5G Advanced and 6G』英文論文誌B小特集編集委員長  

    2022.07 - 2023.07   

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    Committee type:Academic society

  • 電子情報通信学会   無線通信システム研究専門委員会顧問  

    2022.06   

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    Committee type:Academic society

  • IEEE   Technical Program Committee member, IEEE Radio and Wireless Symposium (RWS2023)  

    2022.05 - 2023.01   

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    Committee type:Academic society

  • IEEE   Technical Program Committee member, IEEE Personal, Indoor and Mobile Radio Communications Symposium (PIMRC2022)  

    2022.04 - 2022.09   

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    Committee type:Academic society

  • IEEE   Technical Program Committee member, IEEE VTS Asia Pacific Wireless Communications Symposium (APWCS2022)  

    2022.04 - 2022.08   

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    Committee type:Academic society

  • IEEE   Technical Program Committee member, Asia-Pacific Conference on Communications (APCC’22)  

    2022.02 - 2022.10   

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    Committee type:Academic society

  • IEEE   Technical Program Committee member, The 2022 European Conference on Networks and Communications and 6G Summit (EuCNC & 6G Summit)  

    2022.01 - 2022.06   

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    Committee type:Academic society

  • IEEE   Technical Program Committee member, IEEE Vehicular Technology Conference 2022 Spring (VTC-2022Spring)  

    2022.01 - 2022.06   

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    Committee type:Academic society

  • IEEE   Workshop Organizer, “W13: Technologies and Proof-of-Concept Activities for 6G 2022 (TPoC6G 2022),” IEEE Vehicular Technology Conference 2022 Spring (VTC-2022Spring)  

    2021.12 - 2022.06   

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    Committee type:Academic society

  • IEEE   Technical Program Committee member, International Conference on Artificial Intelligence in Information and Communication (ICAIIC 2021)  

    2021.12 - 2022.04   

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    Committee type:Academic society

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