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Kawakami Satoshi  川上 哲志

ORCIDConnect your ORCID iD *help
Researcher Number 20845523
Other IDs
Affiliation (Current) 2025: 九州大学, システム情報科学研究院, 准教授
Affiliation (based on the past Project Information) *help 2022 – 2024: 九州大学, システム情報科学研究院, 准教授
2020 – 2022: 九州大学, システム情報科学研究院, 助教
Review Section/Research Field
Principal Investigator
Transformative Research Areas, Section (IV) / Basic Section 60040:Computer system-related
Except Principal Investigator
Broad Section J / Transformative Research Areas, Section (IV) / Medium-sized Section 60:Information science, computer engineering, and related fields
Keywords
Principal Investigator
計算機システムアーキテクチャ / 光コンピューティング / 機械学習 / 脳模倣アルゴリズム / 光リザーバーコンピューティング / 大規模言語モデル / 浮動小数点演算 / 光電融合回路 / ニューラルネットワーク / 光活性化関数 / 再帰型光回路 / 再帰型ニューラルネットワーク … More
Except Principal Investigator
… More 単一磁束量子回路 / 極低温コンピューティング / 新奇デバイス / 超伝導コンピュータ / コンピュータ・アーキテクチャ / 光情報処理 / フォトニックコンピューティング / マイクロプロセッサ / 超伝導コンピューティング / コンピュータアーキテクチャ Less
  • Research Projects

    (5 results)
  • Research Products

    (45 results)
  • Co-Researchers

    (19 People)
  •  ポストムーア時代を見据えた超伝導コンピューティング技術の創成と展開

    • Principal Investigator
      井上 弘士
    • Project Period (FY)
      2022 – 2025
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Review Section
      Medium-sized Section 60:Information science, computer engineering, and related fields
    • Research Institution
      Kyushu University
  •  総括班

    • Principal Investigator
      川西 哲也, 成瀬 誠
    • Project Period (FY)
      2022 – 2026
    • Research Category
      Grant-in-Aid for Transformative Research Areas (A)
    • Review Section
      Transformative Research Areas, Section (IV)
    • Research Institution
      Waseda University
      The University of Tokyo
  •  Creation and development of superconducting computing technology for post-Moore era

    • Principal Investigator
      井上 弘士
    • Project Period (FY)
      2022 – 2026
    • Research Category
      Grant-in-Aid for Scientific Research (S)
    • Review Section
      Broad Section J
    • Research Institution
      Kyushu University
  •  光基盤と応用の最適結合を実現するシステム構造研究Principal Investigator

    • Principal Investigator
      川上 哲志
    • Project Period (FY)
      2022 – 2026
    • Research Category
      Grant-in-Aid for Transformative Research Areas (A)
    • Review Section
      Transformative Research Areas, Section (IV)
    • Research Institution
      Kyushu University
  •  Nano-photonic Processing Unit for Recurrent Neural Network ApplicationsPrincipal Investigator

    • Principal Investigator
      Kawakami Satoshi
    • Project Period (FY)
      2020 – 2022
    • Research Category
      Grant-in-Aid for Early-Career Scientists
    • Review Section
      Basic Section 60040:Computer system-related
    • Research Institution
      Kyushu University

All 2024 2023 2022 2021 2020

All Journal Article Presentation

  • [Journal Article] Late Breaking Results: Single Flux Quantum based Brownian Circuits for Ultra-Low-Power Computing2024

    • Author(s)
      Satoshi Kawakami, Yusuke Ohtsubo, Koji Inoue and Masamitsu Tanaka
    • Journal Title

      In Proceedings of Design, Automation & Test in Europe Conference & Exhibition (DATE)

      Volume: -

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-22H05000
  • [Journal Article] Research on optical computing system architecture for simple recurrent neural networks2024

    • Author(s)
      Satoshi Kawakami
    • Journal Title

      Science Impact Ltd

      Volume: * Issue: 1 Pages: 51-53

    • DOI

      10.21820/23987073.2024.1.51

    • Open Access
    • Data Source
      KAKENHI-ORGANIZER-22H05192, KAKENHI-PLANNED-22H05194
  • [Journal Article] Dynamically Reconfigurable Decoder Architecture for Adaptive Error Correction Using Cryogenic Non-Volatile FPGAs2023

    • Author(s)
      Tesshu Nakamura, Makoto Miyamura, Koji Inoue, Satoshi Kawakami, Toshitsugu Sakamoto, Munehiro Tada and Teruo Tanimoto
    • Journal Title

      Workshop: I too can Quantum! (I2Q) in conjunction with ISCA

      Volume: NA

    • Peer Reviewed
    • Data Source
      KAKENHI-PLANNED-22H05194
  • [Journal Article] Evaluating floating-point multipliers with opto-electrical hybrid circuits2023

    • Author(s)
      Takumi Inaba, Takatsugu Ono, Koji Inoue and Satoshi Kawakami
    • Journal Title

      ACM International Conference on Computing Frontiers

      Volume: NA

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PLANNED-22H05194
  • [Journal Article] Design of The Ultra-Low-Power Driven VMM Configurations for μW Scale IoT Devices2023

    • Author(s)
      Takano Keisuke、Yajima Takeaki、Kawakami Satoshi
    • Journal Title

      IEEE International Symposium on Embedded Multicore/Many-core Systems-on-Chip

      Volume: NA Pages: 65-72

    • DOI

      10.1109/mcsoc60832.2023.00018

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PLANNED-22H05194
  • [Journal Article] Empirical Power-performance Analysis of Layer-wise CNN Inference on Single Board Computers2023

    • Author(s)
      Ng Kuan Yi、Babai Aalaa M.A.、Tanimoto Teruo、Kawakami Satoshi、Inoue Koji
    • Journal Title

      Journal of Information Processing

      Volume: 31 Issue: 0 Pages: 478-494

    • DOI

      10.2197/ipsjjip.31.478

    • ISSN
      1882-6652
    • Language
      English
    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PLANNED-22H05194
  • [Journal Article] 50-GFLOPS Floating-Point Adder and Multiplier Using Gate-Level-Pipelined Single-Flux-Quantum Logic With Frequency-Increased Clock Distribution2023

    • Author(s)
      Nagaoka Ikki、Kashima Ryota、Tanaka Masamitsu、Kawakami Satoshi、Tanimoto Teruo、Yamashita Taro、Inoue Koji、Fujimaki Akira
    • Journal Title

      IEEE Transactions on Applied Superconductivity

      Volume: 33 Issue: 4 Pages: 1-11

    • DOI

      10.1109/tasc.2023.3250614

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-18H05211, KAKENHI-PLANNED-22H05194, KAKENHI-PROJECT-22H05000
  • [Journal Article] Design and Analysis of a Nano-photonic Processing Unit for Low-Latency Recurrent Neural Network Applications2022

    • Author(s)
      Sato Eito、Inoue Koji、Kawakami Satoshi
    • Journal Title

      The IEEE International Symposium on Embedded Multicore/Many-core Systems-on-Chip (MCSoC)

      Volume: NA Pages: 321-329

    • DOI

      10.1109/mcsoc57363.2022.00058

    • Peer Reviewed
    • Data Source
      KAKENHI-PLANNED-22H05194
  • [Journal Article] An Edge Autonomous Lamp Control with Camera Feedback2022

    • Author(s)
      Matsushita Satoshi、Tanimoto Teruo、Kawakami Satoshi、Ono Takatsugu、Inoue Koji
    • Journal Title

      IEEE 8th World Forum on Internet of Things (WF-IoT)

      Volume: NA Pages: 1-7

    • DOI

      10.1109/wf-iot54382.2022.10152281

    • Peer Reviewed
    • Data Source
      KAKENHI-PLANNED-22H05194
  • [Journal Article] A Hybrid Opto-Electrical Floating-point Multiplier2022

    • Author(s)
      Inaba Takumi、Ono Takatsugu、Inoue Koji、Kawakami Satoshi
    • Journal Title

      The IEEE International Symposium on Embedded Multicore/Many-core Systems-on-Chip (MCSoC)

      Volume: NA Pages: 313-320

    • DOI

      10.1109/mcsoc57363.2022.00057

    • Peer Reviewed
    • Data Source
      KAKENHI-PLANNED-22H05194
  • [Presentation] 光電融合計算機システム・アーキテクチャの課題と可能性2024

    • Author(s)
      川上 哲志
    • Organizer
      新化学技術推進協会 電子情報技術部会 ナノフォトニクスエレクトロニクス交流会
    • Invited
    • Data Source
      KAKENHI-ORGANIZER-22H05192
  • [Presentation] Next-Generation Computer System Architecture with Emerging Devices: Challenges and Opportunities2023

    • Author(s)
      Satoshi Kawakami
    • Organizer
      Workshop on Yonsei University
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PLANNED-22H05194
  • [Presentation] Analyzing Carbon Footprint Implications of Hardware Replacement: Preliminary Evaluation Targeting CPUs in Supercomputer Systems2023

    • Author(s)
      Kuan Yi Ng, Takeshi Nanri, Teruo Tanimoto, Satoshi Kawakami and Koji Inoue
    • Organizer
      情報処理学会研究報告, 2023-ARC-255 (13), pp.1-8
    • Data Source
      KAKENHI-PLANNED-22H05194
  • [Presentation] フォトニックコンピューティングのための光系・電気系タスク分解論2023

    • Author(s)
      川上哲志
    • Organizer
      電子情報通信学会総合大会 ソサイエティ特別企画セッション
    • Invited
    • Data Source
      KAKENHI-PROJECT-20K19771
  • [Presentation] Next-Generation Computer System Architecture with Emerging Devices: Challenges and Opportunities2023

    • Author(s)
      Satoshi Kawakami
    • Organizer
      Workshop on Yonsei University
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-ORGANIZER-22H05192
  • [Presentation] Evaluating floating-point multipliers with opto-electrical hybrid circuits2023

    • Author(s)
      Takumi Inaba, Takatsugu Ono, Koji Inoue, and Satoshi Kawakami
    • Organizer
      ACM International Conference on Computing Frontiers
    • Int'l Joint Research
    • Data Source
      KAKENHI-ORGANIZER-22H05192
  • [Presentation] 実機エラーモデルに基づく光アナログ計算機シミュレーション: 大規模モデル適用性とFine tuning学習応用について2023

    • Author(s)
      中島 光雅 , 池田 幸平 , 川上 哲志 , 橋本 俊和
    • Organizer
      応用物理学会春季研究報告
    • Data Source
      KAKENHI-PLANNED-22H05194
  • [Presentation] 光極限性能を活かす計算機システムの探求,” 光の極限性能を生かすフォトニックコンピューティングの創成2023

    • Author(s)
      川上哲志
    • Organizer
      第1回公開シンポジウム
    • Data Source
      KAKENHI-PROJECT-22H05000
  • [Presentation] フォトニックコンピューティングへのアプローチ -光の極限性能に迫る-2023

    • Author(s)
      北山 研一, 山本 裕紹, 天野 英晴, 納富 雅也, 川西 哲也, 川上 哲志, 笠松 章史, 成瀬 誠
    • Organizer
      光の極限性能を生かすフォトニックコンピューティングの創成第1回公開シンポジウム
    • Invited
    • Data Source
      KAKENHI-PROJECT-20K19771
  • [Presentation] フォトニックコンピューティングのための光系・電気系タスク分解論2023

    • Author(s)
      川上 哲志
    • Organizer
      電子情報通信学会2023年総合大会
    • Invited
    • Data Source
      KAKENHI-ORGANIZER-22H05192
  • [Presentation] 光電融合計算機システム・アーキテクチャの課題と可能性2023

    • Author(s)
      川上 哲志
    • Organizer
      新化学技術推進協会 電子情報技術部会 ナノフォトニクスエレクトロニクス交流会
    • Invited
    • Data Source
      KAKENHI-PLANNED-22H05194
  • [Presentation] フォトニックコンピューティングのための光系・電気系タスク分解論2023

    • Author(s)
      川上哲志
    • Organizer
      電子情報通信学会2023年総合大会
    • Invited
    • Data Source
      KAKENHI-PLANNED-22H05194
  • [Presentation] Demonstration of a Superconductor 8-Bit Microprocessor Based on High-Throughput Single-Flux-Quantum Logic Circuits2023

    • Author(s)
      Masamitsu Tanaka, Ikki Nagaoka, Satoshi Kawakami, Teruo Tanimoto, Takatugu Ono, Koji Inoue, and Akira Fujimaki
    • Organizer
      The East Asia Symposium on Superconductor Electronics
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K19771
  • [Presentation] Non-Volatile FPGA-based Intermittent Computing and Its Performance Analysis2022

    • Author(s)
      Aalaa M.A. Babai, Kuan Yi Ng, Teruo Tanimoto, Satoshi Kawakami and Koji Inoue
    • Organizer
      情報処理学会研究報告
    • Data Source
      KAKENHI-PROJECT-20K19771
  • [Presentation] Design and Analysis of a Nano-photonic Processing Unit for Low-Latency Recurrent Neural Network Applications2022

    • Author(s)
      Eito Sato, Koji Inoue and Satoshi Kawakami
    • Organizer
      IEEE International Symposium on Embedded Multicore/Many-core Systems-on-Chip
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K19771
  • [Presentation] Layer-wise power/performance analysis for single-board CNN inference2022

    • Author(s)
      Kuan Yi Ng, Aalaa M.A. Babai, Satoshi Kawakami, Teruo Tanimoto and Koji Inoue
    • Organizer
      The cross-disciplinary Workshop on Computing Systems, Infrastructures, and Programming
    • Data Source
      KAKENHI-PROJECT-20K19771
  • [Presentation] 光コンピューティングシステムアーキテクチャの課題と可能性2022

    • Author(s)
      川上哲志
    • Organizer
      Optics & Photonics Japan
    • Invited
    • Data Source
      KAKENHI-PROJECT-20K19771
  • [Presentation] High-Throughput Single-Flux-Quantum Circuits Based on Gate- Level-Pipelining toward Artificial Intelligence Applications2022

    • Author(s)
      Masamitsu Tanaka, Ikki Nagaoka, Satoshi Kawakami, Teruo Tanimoto, Takatugu Ono, Koji Inoue, and Akira Fujimaki
    • Organizer
      The Superconducting SFQ VLSI Workshop
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K19771
  • [Presentation] An Edge Autonomous Lamp Control with Camera Feedback2022

    • Author(s)
      Satoshi Matsushita, Teruo Tanimoto, Satoshi Kawakami, Takatsugu Ono, Koji Inoue
    • Organizer
      IEEE World Forum on Internet of Things (WF-IoT)
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K19771
  • [Presentation] Design of Variable Bit-Width Arithmetic Unit Using Single Flux Quantum Device2022

    • Author(s)
      Iori Ishikawa, Koki Ishida, Masamitsu Tanaka, Ikki Nagaoka, Satoshi Kawakami, Teruo Tanimoto, Akira Fujimaki and Koji Inoue
    • Organizer
      IEEE International Symposium on Circuits & Systems
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K19771
  • [Presentation] A Hybrid Opto-Electrical Floating-point Multiplier2022

    • Author(s)
      Takumi Inaba, Takatsugu Ono, Koji Inoue and Satoshi Kawakami
    • Organizer
      IEEE International Symposium on Embedded Multicore/Many-core Systems-on-Chip
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K19771
  • [Presentation] 光コンピューティングシステムアーキテクチャの課題と可能性2022

    • Author(s)
      川上 哲志
    • Organizer
      日本光学会年次学術講演会 Optics & Photonics Japan 2022
    • Invited
    • Data Source
      KAKENHI-ORGANIZER-22H05192
  • [Presentation] 単純再帰型ニューラルネットワーク向け光演算回路の初期検討2021

    • Author(s)
      佐藤 英人, 川上 哲志, 岡 慶太郎, 谷本 輝夫, 小野 貴継, 井上 弘士
    • Organizer
      LSIとシステムのワークショップ
    • Data Source
      KAKENHI-PROJECT-20K19771
  • [Presentation] オイラー動画像誇張処理を対象とした CPU-FPGAハイブリッドシステムの実装と評価2021

    • Author(s)
      上野 麟, 谷本 輝夫, 後藤 孝行, 丸岡 晃, 川上 哲志, 小野 貴継, 飯塚 拓郎, 井上 弘士
    • Organizer
      組込み技術とネットワークに関するワークショップ
    • Data Source
      KAKENHI-PROJECT-20K19771
  • [Presentation] 集積ナノフォトニクスを活用した光電融合コンピューティングアーキテクチャ2021

    • Author(s)
      川上 哲志
    • Organizer
      System NanoTechnology研究会
    • Invited
    • Data Source
      KAKENHI-PROJECT-20K19771
  • [Presentation] 光デバイス × アーキテクチャ:次世代光コンピューティングの開拓2021

    • Author(s)
      井上 弘士, 川上 哲志
    • Organizer
      フォトニックネットワーク研究会
    • Invited
    • Data Source
      KAKENHI-PROJECT-20K19771
  • [Presentation] Halideを用いたオイラー動画像誇張処理のCPU-FPGAハイブリッドシステムの設計と実装2021

    • Author(s)
      上野 麟, 谷本 輝夫, 後藤 孝行, 丸岡 晃, 川上 哲志, 小野 貴継, 飯塚 拓郎, 井上 弘士
    • Organizer
      LSIとシステムのワークショップ
    • Data Source
      KAKENHI-PROJECT-20K19771
  • [Presentation] ナノフォトニックニューラルネットワークアクセラレータ2021

    • Author(s)
      川上 哲志
    • Organizer
      通信方式研究会
    • Invited
    • Data Source
      KAKENHI-PROJECT-20K19771
  • [Presentation] Towards Ultra-Efficient Nanophotonic AI Acceleration ~ from a computer architecture perspective ~2021

    • Author(s)
      Koji Inoue, Satoshi Kawakami
    • Organizer
      Optical Fiber Communication Conference
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K19771
  • [Presentation] コンピュータアーキテクチャの視点からみる光デバイス活用の課題と可能性2021

    • Author(s)
      川上 哲志
    • Organizer
      非ノイマン型情報処理へ向けたデバイス技術分科会
    • Invited
    • Data Source
      KAKENHI-PROJECT-20K19771
  • [Presentation] 単純再帰型ニューラルネットワーク向けナノフォトニックアクセラレータの設計2021

    • Author(s)
      佐藤英人, 川上 哲志, 岡 慶太郎, 谷本 輝夫, 小野 貴継, 井上 弘士
    • Organizer
      並列/分散/協調処理に関するサマー・ワークショップ
    • Data Source
      KAKENHI-PROJECT-20K19771
  • [Presentation] オイラー動画像誇張処理を対象とした CPU-FPGAハイブリッドシステムの実装と評価2020

    • Author(s)
      上野 麟, 谷本 輝夫, 後藤 孝行, 丸岡 晃, 川上 哲志, 小野 貴継, 飯塚 拓郎, 井上 弘士
    • Organizer
      情報処理学会,アーキテクチャ研究会
    • Data Source
      KAKENHI-PROJECT-20K19771
  • [Presentation] 光デバイス × アーキテクチャ:次世代光コンピューティングの開拓2020

    • Author(s)
      井上弘士,川上哲志
    • Organizer
      電子情報通信学会,フォトニックネットワーク研究会
    • Invited
    • Data Source
      KAKENHI-PROJECT-20K19771
  • [Presentation] 計算機科学屋からみるフォトニックニューラルネットワークアクセラレータ2020

    • Author(s)
      川上哲志
    • Organizer
      電子情報通信学会,フォトニックネットワーク研究会
    • Invited
    • Data Source
      KAKENHI-PROJECT-20K19771
  • [Presentation] ナノフォトニックニューラルネットワークアクセラレータ2020

    • Author(s)
      川上哲志
    • Organizer
      電子情報通信学会, 通信方式研究会
    • Invited
    • Data Source
      KAKENHI-PROJECT-20K19771
  • 1.  井上 弘士 (80341410)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 1 results
  • 2.  田中 雅光 (10377864)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 1 results
  • 3.  谷本 輝夫 (60826353)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 4.  小野 貴継 (80756239)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 3 results
  • 5.  川西 哲也 (40359063)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 6.  成瀬 誠 (20323529)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 7.  廣川 真男 (70282788)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 8.  砂田 哲 (10463704)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 9.  堀崎 遼一 (20598958)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 10.  笠松 章史 (30296884)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 11.  鯉渕 道紘 (40413926)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 12.  内田 淳史 (50327996)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 13.  長谷川 幹雄 (50358967)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 14.  中村 宏 (20212102)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 15.  板垣 奈穂 (60579100)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 16.  浜屋 宏平 (90401281)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 17.  VARGAS DANILO (00795536)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 18.  山下 太郎
    # of Collaborated Projects: 0 results
    # of Collaborated Products: 1 results
  • 19.  藤巻 朗
    # of Collaborated Projects: 0 results
    # of Collaborated Products: 1 results

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