Junqing Zhang is a Reader (Associate Professor) in the School of Computer Science and Informatics at the University of Liverpool, UK. He received his PhD degree from Queen’s University Belfast in 2016. His research interests include wireless security and sensing, with particular emphasis on physical-layer security, radio-frequency fingerprint identification, secret key generation, and Wi-Fi sensing.

His research combines wireless communications, signal processing, and machine learning to develop secure and intelligent wireless systems, with a strong emphasis on experimental validation using practical wireless devices and testbeds. He has published more than 100 research papers and serves as a Senior Area Editor for IEEE Transactions on Information Forensics and Security and an Associate Editor for IEEE Transactions on Mobile Computing.

Research Area

Selected Publications

  1. 2026
    S. Gao, J. Zhang, L. Mei, S. Wang, and X. Wang, “Exploring Spatial-Temporal Representation via Star Graph for mmWave Radar-based Human Activity Recognition,” IEEE Transactions on Mobile Computing, vol. 25, no. 4, pp. 5700–5715, 2026, doi: 10.1109/tmc.2025.3634221.
    DOI arXiv
    @article{gao2025exploring,
      title = {Exploring Spatial-Temporal Representation via Star Graph for mmWave Radar-based Human Activity Recognition},
      author = {Gao, Senhao and Zhang, Junqing and Mei, Luoyu and Wang, Shuai and Wang, Xuyu},
      journal = {IEEE Transactions on Mobile Computing},
      volume = {25},
      number = {4},
      pages = {5700--5715},
      year = {2026},
      doi = {10.1109/tmc.2025.3634221},
      arxiv = {2512.12013},
      keywords = {mmwave-radar}
    }
    
  2. 2025
    Y. Guo, J. Zhang, and Y.-W. P. Hong, “Practical Physical Layer Authentication for Mobile Scenarios Using a Synthetic Dataset Enhanced Deep Learning Approach,” IEEE Transactions on Information Forensics and Security, vol. 20, pp. 9305–9317, 2025, doi: 10.1109/tifs.2025.3602265.
    DOI arXiv Data
    @article{guo2025practical,
      title = {Practical Physical Layer Authentication for Mobile Scenarios Using a Synthetic Dataset Enhanced Deep Learning Approach},
      author = {Guo, Yijia and Zhang, Junqing and Hong, Y-W Peter},
      journal = {IEEE Transactions on Information Forensics and Security},
      volume = {20},
      pages = {9305 - 9317},
      year = {2025},
      doi = {10.1109/tifs.2025.3602265},
      arxiv = {2508.20861},
      keywords = {phy-auth, wifi, data_code}
    }
    
  3. 2024
    G. Yin, J. Zhang, G. Shen, and Y. Chen, “FewSense, Towards a Scalable and Cross-Domain Wi-Fi Sensing System Using Few-Shot Learning,” IEEE Transactions on Mobile Computing, vol. 23, no. 1, pp. 453–468, 2024, doi: 10.1109/tmc.2022.3221902.
    DOI arXiv Code
    @article{yin2022fewsense,
      title = {{FewSense}, Towards a Scalable and Cross-Domain {Wi-Fi} Sensing System Using Few-Shot Learning},
      author = {Yin, Guolin and Zhang, Junqing and Shen, Guanxiong and Chen, Yingying},
      journal = {IEEE Transactions on Mobile Computing},
      volume = {23},
      number = {1},
      pages = {453 - 468},
      year = {2024},
      doi = {10.1109/tmc.2022.3221902},
      arxiv = {2203.02014},
      keywords = {wifi-sensing, data_code}
    }
    
  4. 2022
    G. Shen, J. Zhang, A. Marshall, and J. R. Cavallaro, “Towards scalable and channel-robust radio frequency fingerprint identification for LoRa,” IEEE Transactions on Information Forensics and Security, vol. 17, pp. 774–787, 2022, doi: 10.1109/tifs.2022.3152404.
    DOI arXiv Code Data
    @article{shen2022scalable,
      title = {Towards scalable and channel-robust radio frequency fingerprint identification for {LoRa}},
      author = {Shen, Guanxiong and Zhang, Junqing and Marshall, Alan and Cavallaro, Joseph R},
      journal = {IEEE Transactions on Information Forensics and Security},
      volume = {17},
      pages = {774--787},
      year = {2022},
      doi = {10.1109/tifs.2022.3152404},
      arxiv = {2107.02867},
      keywords = {rffi,lora,data_code}
    }
    
  5. 2021
    J. Zhang, R. Woods, M. Sandell, M. Valkama, A. Marshall, and J. Cavallaro, “Radio frequency fingerprint identification for narrowband systems, Modelling and classification,” IEEE Transactions on Information Forensics and Security, vol. 16, pp. 3974–3987, 2021, doi: 10.1109/tifs.2021.3088008.
    DOI
    @article{zhang2021radio,
      title = {Radio frequency fingerprint identification for narrowband systems, Modelling and classification},
      author = {Zhang, Junqing and Woods, Roger and Sandell, Magnus and Valkama, Mikko and Marshall, Alan and Cavallaro, Joseph},
      journal = {IEEE Transactions on Information Forensics and Security},
      volume = {16},
      pages = {3974--3987},
      year = {2021},
      doi = {10.1109/tifs.2021.3088008},
      keywords = {rffi}
    }
    

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Datasets & Code

We make selected research datasets, source code and experimental resources publicly available to support reproducible research.

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Research Demonstration

We are always keen to translate our research into practical applications. We have developed a range of research demonstrations to showcase our technologies and their real-world potential.

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Contact

Email: junqing.zhang at liverpool.ac.uk
Web: https://www.liverpool.ac.uk/people/junqing-zhang
Tel: 0151 79 57790
School of Computer Science and Informatics
University of Liverpool
Liverpool, L69 3DR
United Kingdom

Junqing Zhang

Junqing Zhang

Reader (Associate Professor)

University of Liverpool