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J-GLOBAL ID：201201067644723870   Update date: May. 31, 2024

Ishibashi Koji

イシバシ コウジ | Ishibashi Koji
Affiliation and department：
The University of Electro-Communications Advanced Wireless and Communication Research Center

About The University of Electro-Communications Advanced Wireless and Communication Research Center


Job title： Professor
Homepage URL  (1)： http://d-wise.awcc.uec.ac.jp
Research field  (1)： Communication and network engineering
Research keywords  (13)： Cell-Free MIMO ,  Modulation/Demodulation ,  Forward Error Correcting Codes ,  Grant-free NOMA ,  millimeter wave ,  Coded ALOHA ,  Belief propagation ,  Compressed sensing ,  Grant-free access ,  energy harvesting ,  Modulation/demodulation ,  ネットワーク符号化協調 ,  cooperative communications
Research theme for competitive and other funds  (12)：
  • 2022 - 2026 無線通信の高速大容量化を加速する量子最適化
  • 2022 - 2026 Establishment of Cell-Free Network Architecture for User-Centric Communications
  • 2019 - 2023 第5世代移動通信システムの更なる高度化に向けた研究開発, 「ナノエリアに対応した高信頼ワイヤレスアクセス技術」
  • 2021 - 2023 将来社会を支える次世代IoTのための有機的レジリエント・セキュア無線ネットワーク(ORACLE)
  • 2018 - 2021 Detection of Large Scale and Overloaded Signals from Massive IoT devices Based on Belief Propagation
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Papers (60)：
  • Takumi Takahashi, Hiroki Iimori, Koji Ishibashi, Shinsuke Ibi, Giuseppe Thadeu Freitas De Abreu. Bayesian Bilinear Inference for Joint Channel Tracking and Data Detection in Millimeter-Wave MIMO Systems. IEEE Transactions on Wireless Communications. 2024
  • Sota Uchimura, Koji Ishibashi, Hiroki Iimori, Paulo Valente Klaine, Szabolcs Malomsoky. Efficient Channel Tracking Based on Compressive Sensing for OFDM Millimeter-Wave Systems. IEEE Transactions on Vehicular Technology. 2024
  • Nann Win Moe Thet, Koji Ishibashi. User-Centric Resource Allocation in Downlink Multi-Carrier NOMA System With Coexistence of URLLC and eMBB Users. IEEE Transactions on Vehicular Technology. 2024
  • Masaaki Ito, Shuto Fukue, Kengo Ando, Issei Kanno, Kosuke Yamazaki, Koji Ishibashi. Clustering and Beamforming for User-Centric Cell-Free Massive MIMO With Backhaul Capacity Limitation. IEEE Access. 2024
  • Sota Uchimura, Hiroki Iimori, Giuseppe Thadeu Freitas de Abreu, Koji Ishibashi. Outage-Minimization Coordinated Multi-Point for Millimeter-Wave OFDM With Random Blockages. IEEE Transactions on Vehicular Technology. 2023. 72. 7. 8783-8796
ｍore...
MISC (7)：
  • Koji Ishibashi. Toward Practical Cell-Free MIMO Network. Beyond 5G White Paper Supplementary Volume “Cell-Free / Distributed MIMO”. 2024. 48-52
  • Koji Ishibashi. Wireless Communications Design with Energy Harvesting. IEICE Fundamental Review. 2021. 15. 1. 16-24
  • Koji Ishibashi. Beyond 5G/6Gに向けた無線アクセス網の研究開発最前線. 電波技術協会報FORN. 2021. 341. 10-13
  • 原郁紀, 石橋功至, HANZO Lajos. Low-Complexity Code Search Method for Turbo Trellis-Coded Spatial Modulation Using Symbol-based EXIT Charts. 電子情報通信学会技術研究報告. 2018. 118. 101(RCS2018 35-79)(Web)
  • 大比良和哉, 原郁紀, 石橋功至. Aggregate-Compression-Aided Subcarrier IQ Index Modulation with Discreteness-Aware Approximate Message Passing. 電子情報通信学会技術研究報告. 2018. 118. 125(RCS2018 80-130)(Web)
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Patents (10)：
  • 通信システム、基地局および通信方法
  • METHOD AND APPARATUS FOR BEAM TRACKING
  • 基地局、ビームフォーミング方法およびビームフォーミングプログラム
  • 受信装置、受信方法および受信プログラム
  • 通信プログラム、基地局および通信システム
ｍore...
Books (1)：
  • Wireless Distributed Network
    The Institute of Electronics, Information and Communication Engineers 2011
Lectures and oral presentations  (358)：
  • Channel Estimation for Millimeter-Wave MIMO in the Presence of Array Model Errors
    (ASPIRE Workshop 2024 2024)
  • N. Isono, S. Uchimura, K. Ishibashi
    (ASPIRE Workshop 2024 2024)
  • Boolean Compressed Sensing with Cluster Sparsity for Anomaly Detection in Large-ScaleWireless Sensor Networks,
    (ASPIRE Workshop 2024 2024)
  • 大規模センサネットワークにおける異常検出のための局所スパース性を用いたブーリアン圧縮センシング,
    (電子情報通信学会総合大会 2024)
  • レート分割多元接続におけるシステム内外盗聴者を考慮した秘匿プリコーダ設計に関する一検討
    (電子情報通信学会総合大会 2024)
ｍore...
Education (3)：
  • 2004 - 2007 Yokohama National University Graduate School of Engineering Division of Physics, Electrical and Computer Engineering
  • 2002 - 2004 The University of Electro-Communications Graduate School, Division of Electro Communications Dept. of Communication and Systems
  • 1998 - 2002 The University of Electro-Communications Faculty of Electro Communications Dept. of Communications and Systems
Professional career (2)：
  • M.E. (The University of Electro-Communications)
  • Ph.D. (Yokohama National University)
Work history (5)：
  • 2021/04 - 現在 The University of Electro-Communications Professor
  • 2014/12/01 - 2021/03/31 The University of Electro-Communications Associate Professor
  • 2012/04/01 - 2014/11/30 The University of Electro-Communications Assistant Professor
  • 2007/04/01 - 2012/03/31 Shizuoka University Assistant Professor
  • 2010/09 - 2012/03 Harvard University Visiting Scholar
Committee career (19)：
  • 2021/06 - 2025/06 電子情報通信学会スマート無線研究会 スマート無線研究専門委員会
  • 2018/06 - 2024/06 電子情報通信学会信号処理研究研究会 信号処理研究研究会専門委員
  • 2023/03 - 2024/01 IEEE Consumer Communications & Networking Conference 2024 Demo Session Chair
  • 2023/03 - 2024/01 IEEE Consumer Communications & Networking Conference 2024 TPC Co-Chair (T4)
  • 2022/03 - 2023/01 IEEE Consumer Communications & Networking Conference 2023 TPC Co-Chair (T4)
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Awards (38)：
  • 2024/03 - 電気通信普及財団 電気通信普及財団賞テレコムシステム技術学生賞 Outage-Minimization Coordinated Multi-Point for Millimeter-Wave OFDM with Random Blockages
  • 2023/11 - The 26th International Symposium On Wireless Personal Multimedia Communications Best Paper Award Physical-Layer Authentication Over Spatially Correlated MIMO Channels
  • 2023/11 - 電子情報通信学会 信号処理研究専門委員会 信号処理特別功労賞
  • 2023/10 - IEEE VTS Tokyo/Japan Chapter IEEE VTS Tokyo/Japan Chapter 2023 Young Researcher's Encouragement Award Scalable Network-Assisted Full-Duplex Cell-Free Massive MIMO With Limited Fronthaul Capacity
  • 2023/10 - IEEE VTS Tokyo/Japan Chapter IEEE VTS Tokyo/Japan Chapter 2023 Student Paper Award Self-Calibration for Channel Estimation in Hybrid Millimeter-Wave MIMO Systems
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Association Membership(s) (3)：
SITA ,  IEICE ,  IEEE
※ Researcher’s information displayed in J-GLOBAL is based on the information registered in researchmap. For details, see here.

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