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    Article

    Secure resource allocation against colluding eavesdrop** in a user-centric cell-free massive multiple-input multiple-output system

    We investigate the resource allocation problem of a cell-free massive multiple-input multiple-output system under the condition of colluding eavesdrop** by multiple passive eavesdroppers. To address the prob...

    Na Li **娜, Yuanyuan Gao 高媛媛, Kui Xu 许魁… in Frontiers of Information Technology & Elec… (2024)

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    Article

    Joint power control and passive beamforming optimization in RIS-assisted anti-jamming communication

    Due to the openness of the wireless propagation environment, wireless networks are highly susceptible to malicious jamming, which significantly impacts their legitimate communication performance. This study in...

    Yang Liu 刘洋, Kui Xu 许魁, **aochen **a 夏晓晨… in Frontiers of Information Technology & Elec… (2023)