85 citations · 508 across the 46 of their papers we have counts for
33 papers · 1 filter
Secrecy Rate Maximization of RIS-assisted SWIPT Systems: A Two-Timescale Beamforming Design Approach
Ming-Min Zhao, Kaidi Xu, Yunlong Cai +2
Reconfigurable intelligent surfaces (RISs) achieve high passive beamforming gains for signal enhancement or interference nulling by dynamically adjusting their reflection coefficie…
Mixed-Timescale Deep-Unfolding for Joint Channel Estimation and Hybrid Beamforming
Kai Kang, Qiyu Hu, Yunlong Cai +3
In massive multiple-input multiple-output (MIMO) systems, hybrid analog-digital beamforming is an essential technique for exploiting the potential array gain without using a dedica…
Joint Pilot Optimization, Target Detection and Channel Estimation for Integrated Sensing and Communication Systems
Zhe Huang, Kexuan Wang, An Liu +3
Radar sensing will be integrated into the 6G communication system to support various applications. In this integrated sensing and communication system, a radar target may also be a…
RIS-Assisted Communication Radar Coexistence: Joint Beamforming Design and Analysis
Yinghui He, Yunlong Cai, Hao Mao +1
Integrated sensing and communication (ISAC) has been regarded as one of the most promising technologies for future wireless communications. However, the mutual interference in the…
Channel Estimation for Hybrid Massive MIMO Systems with Adaptive-Resolution ADCs
Yalin Wang, Xihan Chen, Yunlong Cai +2
Achieving high channel estimation accuracy and reducing hardware cost as well as power dissipation constitute substantial challenges in the design of massive multiple-input multipl…
Channel Estimation for STAR-RIS-aided Wireless Communication
Chenyu Wu, Changsheng You, Yuanwei Liu +2
In this letter, we study efficient uplink channel estimation design for a simultaneously transmitting and reflecting reconfigurable intelligent surface (STAR-RIS) assisted two-user…