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Fumiyuki Adachi

Fumiyuki Adachi

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Computer Science
Japan
2025

D-Index & Metrics

Electronics and Electrical Engineering

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

Computer Science

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

Fumiyuki Adachi publication distribution in Electronics and Electrical Engineering in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Electronics and Electrical Engineering in 2026. The highlighted bar marks where Fumiyuki Adachi sits on this spectrum.

34–53 publications: 24 scientists 54–73 publications: 52 scientists 74–93 publications: 114 scientists 94–113 publications: 203 scientists 114–133 publications: 269 scientists 134–153 publications: 355 scientists 154–173 publications: 403 scientists 174–193 publications: 445 scientists 194–213 publications: 430 scientists 214–233 publications: 431 scientists 234–253 publications: 399 scientists 254–273 publications: 366 scientists 274–293 publications: 335 scientists 294–313 publications: 300 scientists 314–333 publications: 276 scientists 334–353 publications: 250 scientists 354–373 publications: 214 scientists 374–393 publications: 187 scientists 394–413 publications: 152 scientists 414–433 publications: 169 scientists 434–453 publications: 147 scientists 454–473 publications: 111 scientists 474–493 publications: 117 scientists 494–513 publications: 103 scientists 514–533 publications: 99 scientists 534–553 publications: 92 scientists 554–573 publications: 75 scientists 574–593 publications: 58 scientists 594–613 publications: 69 scientists 614–633 publications: 50 scientists 634–653 publications: 62 scientists 654–673 publications: 54 scientists 674–693 publications: 44 scientists 694–713 publications: 37 scientists 714–733 publications: 28 scientists 734–753 publications: 26 scientists 754–773 publications: 26 scientists 774–793 publications: 19 scientists 794–813 publications: 23 scientists 814–833 publications: 20 scientists 834–853 publications: 16 scientists 854–873 publications: 20 scientists 874–893 publications: 11 scientists 894–913 publications: 11 scientists 914–933 publications: 16 scientists 934–953 publications: 13 scientists 954–973 publications: 10 scientists 974–993 publications: 11 scientists 994–1,013 publications: 9 scientists 1,014–1,033 publications: 9 scientists 1,034–1,053 publications: 10 scientists 1,054–1,064 publications: 6 scientists 1,065+ publications: 99 scientists
34 publications 1,065+

This scientist: 1,067 publications — 99th percentile

99% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,065 publications or more.

Fumiyuki Adachi D-index placement in Electronics and Electrical Engineering in 2026

The chart shows the D-index (discipline H-index) distribution of Electronics and Electrical Engineering scientists ranked by Research.com in 2026. The highlighted bar marks where Fumiyuki Adachi sits on this spectrum.

30 D-Index: 178 scientists 31 D-Index: 257 scientists 32 D-Index: 263 scientists 33 D-Index: 262 scientists 34 D-Index: 244 scientists 35 D-Index: 236 scientists 36 D-Index: 211 scientists 37 D-Index: 220 scientists 38 D-Index: 214 scientists 39 D-Index: 214 scientists 40 D-Index: 205 scientists 41 D-Index: 187 scientists 42 D-Index: 194 scientists 43 D-Index: 201 scientists 44 D-Index: 155 scientists 45 D-Index: 189 scientists 46 D-Index: 148 scientists 47 D-Index: 160 scientists 48 D-Index: 134 scientists 49 D-Index: 130 scientists 50 D-Index: 141 scientists 51 D-Index: 156 scientists 52 D-Index: 108 scientists 53 D-Index: 130 scientists 54 D-Index: 112 scientists 55 D-Index: 97 scientists 56 D-Index: 111 scientists 57 D-Index: 102 scientists 58 D-Index: 108 scientists 59 D-Index: 120 scientists 60 D-Index: 103 scientists 61 D-Index: 93 scientists 62 D-Index: 92 scientists 63 D-Index: 74 scientists 64 D-Index: 77 scientists 65 D-Index: 73 scientists 66 D-Index: 64 scientists 67 D-Index: 69 scientists 68 D-Index: 60 scientists 69 D-Index: 39 scientists 70 D-Index: 57 scientists 71 D-Index: 59 scientists 72 D-Index: 46 scientists 73 D-Index: 49 scientists 74 D-Index: 38 scientists 75 D-Index: 35 scientists 76 D-Index: 32 scientists 77 D-Index: 35 scientists 78 D-Index: 31 scientists 79 D-Index: 22 scientists 80 D-Index: 34 scientists 81 D-Index: 31 scientists 82 D-Index: 34 scientists 83 D-Index: 23 scientists 84 D-Index: 18 scientists 85 D-Index: 30 scientists 86 D-Index: 19 scientists 87 D-Index: 19 scientists 88 D-Index: 20 scientists 89 D-Index: 8 scientists 90 D-Index: 17 scientists 91 D-Index: 7 scientists 92 D-Index: 14 scientists 93 D-Index: 9 scientists 94 D-Index: 15 scientists 95 D-Index: 10 scientists 96 D-Index: 12 scientists 97 D-Index: 10 scientists 98 D-Index: 10 scientists 99 D-Index: 12 scientists 100 D-Index: 16 scientists 101 D-Index: 5 scientists 102 D-Index: 7 scientists 103 D-Index: 7 scientists 104 D-Index: 8 scientists 105 D-Index: 9 scientists 106 D-Index: 13 scientists 107 D-Index: 4 scientists 108 D-Index: 5 scientists 109 D-Index: 10 scientists 110 D-Index: 8 scientists 111+ D-Index: 96 scientists
30 D-Index 111+

This scientist: 71 D-Index — 88th percentile

88% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 111 D-Index or more.

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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