World's Best Scientists 2026 revealed!
Fumiyuki Adachi

Fumiyuki Adachi

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Computer Science
Japan
2025

D-Index & Metrics

Computer Science

D-Index
71
Citations
21555
World Ranking
1768
National Ranking
11

Electronics and Electrical Engineering

D-Index
71
Citations
21666
World Ranking
850
National Ranking
19

Research.com Recognitions

  • 2025 - Research.com Computer Science in Japan Leader Award
  • 2022 - Research.com Computer Science in Japan Leader Award
  • 2002 - IEEE Fellow For contributions and leadership in digital cellular communication technologies.

Overview

Fumiyuki Adachi is affiliated with Tohoku University in Japan, contributing extensively to the fields of engineering and computer science with a primary focus on electrical and electronic engineering. Their research spans 183 publications in engineering and 97 in computer science, highlighting significant interdisciplinary expertise. Within these fields, subfields such as aerospace engineering, computer networks and communications, artificial intelligence, and signal processing feature prominently.

Their research topics emphasize advanced wireless communication technologies, including the optimization of advanced MIMO systems, cooperative communication and network coding, and wireless signal modulation classification. Other focal areas include UAV applications and optimization, radar systems and signal processing, and millimeter-wave propagation and modeling.

Fumiyuki Adachi has published frequently in several venues, notably with 23 papers in IEEE Transactions on Vehicular Technology, 14 on arXiv (Cornell University), 13 in IEEE Internet of Things Journal, 12 in Journal of Communications and Networks, and 6 in IEEE Transactions on Wireless Communications.

They have collaborated with multiple co-authors regularly, including Guan Gui, Haris Gacanin, Hikmet Sari, Chau Yuen, and Yu Wang, reflecting collaborative engagement in the wireless communication research community.

Recent notable papers include:

  • "6G: Opening New Horizons for Integration of Comfort, Security, and Intelligence," 2020, IEEE Wireless Communications
  • "A Survey on Resource Allocation for 5G Heterogeneous Networks: Current Research, Future Trends, and Challenges," 2021, IEEE Communications Surveys & Tutorials
  • "Deep Learning for Wireless Communications: An Emerging Interdisciplinary Paradigm," 2020, IEEE Wireless Communications
  • "Few-Shot Specific Emitter Identification via Deep Metric Ensemble Learning," 2022, IEEE Internet of Things Journal
  • "Multi-Task Learning for Generalized Automatic Modulation Classification Under Non-Gaussian Noise With Varying SNR Conditions," 2021, IEEE Transactions on Wireless Communications

Fumiyuki Adachi was recognized as an IEEE Fellow in 2002 for contributions and leadership in digital cellular communication technologies.

Best Publications

  • Wideband DS-CDMA for next-generation mobile communications systems

    F. Adachi;M. Sawahashi;H. Suda;H. Suda

  • The Application of MIMO to Non-Orthogonal Multiple Access

    Zhiguo Ding;Fumiyuki Adachi;H. Vincent Poor

  • 6G: Opening New Horizons for Integration of Comfort, Security, and Intelligence

    Guan Gui;Miao Liu;Fengxiao Tang;Nei Kato

  • A Survey on Resource Allocation for 5G Heterogeneous Networks: Current Research, Future Trends, and Challenges

    Yongjun Xu;Guan Gui;Haris Gacanin;Fumiyuki Adachi

  • Tree-structured generation of orthogonal spreading codes with different lengths for forward link of DS-CDMA mobile radio

    F. Adachi;M. Sawahashi;K. Okawa

  • Deep-Learning-Based Millimeter-Wave Massive MIMO for Hybrid Precoding

    Hongji Huang;Yiwei Song;Jie Yang;Guan Gui

  • Broadband CDMA techniques

    F. Adachi;D. Garg;S. Takaoka;K. Takeda

  • Deep Learning for Physical-Layer 5G Wireless Techniques: Opportunities, Challenges and Solutions

    Hongji Huang;Song Guo;Guan Gui;Zhen Yang

  • Transmission power control method and apparatus

    Sawahashi Mamoru;Adachi Fumiyuki;Dohi Tomohiro

  • Crosscorrelation between the envelopes of 900 MHz signals received at a mobile radio base station site

    F. Adachi;M.T. Feeney;J.D. Parsons;A.G. Williamson

  • Time division multiple access methods for wireless personal communications

    D.D. Falconer;F. Adachi;B. Gudmundson

  • A Dynamic Channel Assignment Scheme for Distributed Antenna Networks

    Ryusuke Matsukawa;Tatsunori Obara;Fumiyuki Adachi

  • Modeling and Analysis for Reactive-Decision Spectrum Handoff in Cognitive Radio Networks

    Chung-Wei Wang;Li-Chun Wang;Fumiyuki Adachi

  • Wireless Past and Future--Evolving Mobile Communications Systems--

    Fumiyuki Adachi

  • Combined effects of phase sweeping transmitter diversity and channel coding

    A. Hiroike;F. Adachi;N. Nakajima

  • COHERENT MULTICODE DS-CDMA MOBILE RADIO ACCESS

    Fumiyuki Adachi;Koji Ohno;Akihiro Higashi;Tomohiro Dohi

  • BER performance of QDPSK with postdetection diversity reception in mobile radio channels

    F. Adachi;K. Ohno

  • Channel Estimation Filter Using Time-Multiplexed Pilot Channel for Coherent RAKE Combining in DS-CDMA Mobile Radio

    Hidehiro Andoh;Mamoru Sawahashi;Fumiyuki Adachi

  • Transceiver Design and Multihop D2D for UAV IoT Coverage in Disasters

    Xiaonan Liu;Zan Li;Nan Zhao;Weixiao Meng

  • Performance of multicode DS-CDMA using frequency domain equalisation in frequency selective fading channel

    F. Adachi;T. Sao;T. Itagaki

  • Bit error rate analysis of DS-CDMA with joint frequency-domain equalization and antenna diversity combining

    Fumiyuki Adachi;Kazuaki Takeda

Frequent Co-Authors

Guan Gui
Guan Gui Nanjing University of Posts and Telecommunications
Haris Gacanin
Haris Gacanin RWTH Aachen University
Mamoru Sawahashi
Mamoru Sawahashi Tokyo City University
Walid Saad
Walid Saad Virginia Tech
Kenichi Higuchi
Kenichi Higuchi Tokyo University of Science
Weixiao Meng
Weixiao Meng Harbin Institute of Technology
Jiangzhou Wang
Jiangzhou Wang University of Kent
Linglong Dai
Linglong Dai Tsinghua University
Hikmet Sari
Hikmet Sari Nanjing University of Posts and Telecommunications
Ismail Guvenc
Ismail Guvenc North Carolina State University

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