Personnel Information

写真b

ISAKA Motohiko

Organization
School of Engineering Program of Computer Science
Research Fields, Keywords
情報理論, 符号化
Teaching and Research Fields
情報理論,特に誤り訂正符号化復号を主として研究しており,他に通信理論,暗号と情報セキュリティなどを検討している.
SDGs Related Goals

Degree 【 display / non-display

  • Degree name:Doctor (Engineering)
    Classified degree field:Manufacturing Technology (Mechanical Engineering, Electrical and Electronic Engineering, Chemical Engineering) / Communication and network engineering
    Conferring institution:The University of Tokyo
    Acquisition way:Coursework
    Date of acquisition:1999.03

  • Degree name:Master (Engineering)
    Classified degree field:Manufacturing Technology (Mechanical Engineering, Electrical and Electronic Engineering, Chemical Engineering) / Communication and network engineering
    Conferring institution:The University of Tokyo
    Acquisition way:Coursework
    Date of acquisition:1996.03

  • Degree name:Bachelor (Engineering)
    Classified degree field:Manufacturing Technology (Mechanical Engineering, Electrical and Electronic Engineering, Chemical Engineering) / Communication and network engineering
    Conferring institution:The University of Tokyo
    Acquisition way:Coursework
    Date of acquisition:1994.03

Career 【 display / non-display

  • Affiliation:Kwansei Gakuin University
    Title:Professor
    Date:2002.04 -

Association Memberships 【 display / non-display

  • Academic society name:IEEE
    Academic country located:Japan

  • Academic society name:電子情報通信学会
    Academic country located:Japan

  • Academic society name:ACM
    Academic country located:Japan

  • Academic society name:情報処理学会
    Academic country located:Japan

Research Areas 【 display / non-display

  • Research field:Informatics / Theory of informatics

  • Research field:Informatics / Information network

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

Papers 【 display / non-display

  • Language: English
    Title: Communication-efficient distributed orthogonal approximate message passing for sparse signal recovery
    Journal name: IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences  vol.E107.A  (3)  (p.493 - 502)
    Date of publication: 2024.03
    Author(s): HISANAGA Ken, ISAKA Motohiko

    DOI: 10.1587/transfun.2023tap0018
    Type of publication: Research paper (scientific journal)
    Co-author classification: Multiple Authorship

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  • Language: English
    Title: Reduction of communication cost in distributed orthogonal approximate message passing
    Journal name: Proc. of Int. Symp. of Nonlinear Theory and its Appl. (NOLTA2022)  (p.507 - 510)
    Date of publication: 2022.12
    Author(s): Ken Hisanaga, Motohiko Isaka

    Type of publication: Research paper (international conference proceedings)
    Field of experts:Informatics / Information network

  • Language: English
    Title: Lossy source coding of binary memoryless source by trained LDGM encoder
    Journal name: Proc. of Int. Symp. of Inform. Theory and its Appl.  (p.271 - 275)
    Date of publication: 2022.10
    Author(s): Kazuki Ogawa, Hiromu Takata, Motohiko Isaka

    Type of publication: Research paper (international conference proceedings)
    Field of experts:Informatics / Information network

  • Language: English
    Title: LDPC Codes for Communication Systems: Coding Theoretic Perspective
    Journal name: IEICE Transactions on Communications  vol.E105.B  (8)  (p.894 - 905)
    Date of publication: 2022.08
    Author(s): NOZAKI Takayuki, ISAKA Motohiko

    DOI: 10.1587/transcom.2021ebi0001
    Type of publication: Research paper (scientific journal)
    Co-author classification: Multiple Authorship

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  • Language: English
    Title: Ternary convolutional codes with optimum distance spectrum
    Journal name: IEICE Trans. Fundamentals  (p.1688 - 1690)
    Date of publication: 2019.12
    Author(s): Shungo Miyagi, Motohiko Isaka

    Type of publication: Research paper (scientific journal)
    Field of experts:Informatics / Information network

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Books 【 display / non-display

  • Language: Japanese
    Title: 情報・符号理論
    Publisher: Ohm Sha
    Date of publication: 2013.10
    Author(s): Yuichi Kaji, Ken-ichi Iwata, Shigeaki Kuzuoka, Motohiko Isaka

    Type of books: Scholarly book
    Authorship:Joint author
    Field of experts:Informatics / Theory of informatics

  • Language: Japanese
    Title: "情報理論,"分担共著「数理科学事典」, pp. 53-56
    Publisher: 朝倉書店
    Date of publication: 2011.11
    Author(s): 井坂 元彦

    Type of books: Dictionary, encyclopedia
    Authorship:Other

  • Language: Japanese
    Title: 「誤り訂正符号の数理」,現代数理科学事典 第2版・第VIII部2章
    Publisher: 丸善
    Date of publication: 2009.12
    Author(s): 井坂 元彦

    Type of books: Dictionary, encyclopedia
    Authorship:Edit

  • Language: Japanese
    Title: 「情報と符号化の数理」,現代数理入門(宮西正宜・茨木俊秀編著・第2章,pp. 33-59)
    Publisher: 関西学院出版会
    Date of publication: 2009.06
    Author(s): 井坂 元彦

    Type of books: Scholarly book
    Authorship:Edit

MISC 【 display / non-display

  • Language:Japanese
    Title:畳込み符号とターボ符号
    Publisher:The Institute of Image Information and Television Engineers
    Journal name:The Journal of The Institute of Image Information and Television Engineers  vol.70  (4)  (p.576 - 581)
    Date of publication:2016.07
    Author(s):Motohiko Isaka

    Type of publication:Article, review, commentary, editorial, etc. (scientific journal)
    Field of experts:Informatics / Theory of informatics

Research Projects 【 display / non-display

  • Research category:Grant-in-Aid for Scientific Research(C)
    Project year:2017.04 - 2020.03
    Title:非一様情報源に対する高効率非可逆データ圧縮

  • Research category:Grant-in-Aid for Scientific Research(C)
    Project year:2012.04 - 2015.03
    Title:物理層セキュリティの実用に向けた理論と符号化の構築

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  • Research category:Grant-in-Aid for Young Scientists(B)
    Project year:2009.04 - 2012.03
    Title:雑音通信路を利用した情報理論的に安全な暗号プロトコルの実現

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Presentations 【 display / non-display

  • Language:Japanese
    Conference name:Technical Report of IEICE", IT2009-22
    International/Domestic presentation:International presentation
    Holding date:2009.07
    Title:AWGN通信路の通信路容量に迫る符号化と変調に関する一検討
    Presentation type:Oral presentation (general)

  • Language:English
    Conference name:Technical Report of IEICE, IT2009-24
    International/Domestic presentation:International presentation
    Holding date:2009.07
    Title:On unconditional security from the Gaussian channel
    Presentation type:Oral presentation (general)

  • Language:English
    Conference name:Technical Report of IEICE, IT2009-23
    International/Domestic presentation:International presentation
    Holding date:2009.07
    Title:A two party protocol based on additive continuous noisy channels
    Presentation type:Oral presentation (general)

  • Language:English
    Conference name:シャノン理論ワークショップ
    International/Domestic presentation:Domestic presentation
    Holding date:2008.11
    Title:On a cryptographic primitive from a class of continuous channels
    Presentation type:Oral presentation (general)

  • Language:English
    Conference name:2008情報理論とその応用シンポジウム(SITA2008)
    International/Domestic presentation:Domestic presentation
    Holding date:2008.10
    Title:One-dimensional signal sets for cryptographic protocol
    Presentation type:Oral presentation (general)

Committee Memberships 【 display / non-display

  • Organization name:IEEE
    Committee name:Organizing Committee Member, 2012 International Symposium on Information Theory and its Applications (ISITA2012)
    Date:2010.10

  • Organization name:電子情報通信学会
    Committee name:Associate Editor, IEICE Transactions on Communications
    Date:2010.04

Social Contribution 【 display / non-display

  • Title:電子情報通信学会,情報理論研究専門委員会,幹事
    Date:2011.04