312 citations · 1.5k across the 85 of their papers we have counts for
12 papers · 1 filter
Optimal Resource Allocation for Multi-UAV Assisted Visible Light Communication
Yihan Cang, Ming Chen, Zhaohui Yang +2
In this paper, the optimization of deploying unmanned aerial vehicles (UAVs) over a reconfigurable intelligent surfaces (RISs)-assisted visible light communication (VLC) system is…
Joint Channel Estimation and Signal Recovery in RIS-Assisted Multi-User MISO Communications
Li Wei, Chongwen Huang, George C. Alexandropoulos +3
Reconfigurable Intelligent Surfaces (RISs) have been recently considered as an energy-efficient solution for future wireless networks. Their dynamic and low-power configuration ena…
Channel Estimation for Full-Duplex RIS-assisted HAPS Backhauling with Graph Attention Networks
Kürşat Tekbıyık, Güneş Karabulut Kurt, Chongwen Huang +2
In this paper, graph attention network (GAT) is firstly utilized for the channel estimation. In accordance with the 6G expectations, we consider a high-altitude platform station (H…
Beamforming Design for Multiuser Transmission Through Reconfigurable Intelligent Surface
Zhaohui Yang, Wei Xu, Chongwen Huang +2
This paper investigates the problem of resource allocation for multiuser communication networks with a reconfigurable intelligent surface (RIS)-assisted wireless transmitter. In th…
Hybrid Beamforming for RIS-Empowered Multi-hop Terahertz Communications: A DRL-based Method
Chongwen Huang, Zhaohui Yang, George C. Alexandropoulos +4
Wireless communication in the TeraHertz band (0.1--10 THz) is envisioned as one of the key enabling technologies for the future six generation (6G) wireless communication systems.…
Channel Estimation for RIS-Empowered Multi-User MISO Wireless Communications
Li Wei, Chongwen Huang, George C. Alexandropoulos +3
Reconfigurable Intelligent Surfaces (RISs) have been recently considered as an energy-efficient solution for future wireless networks due to their fast and low-power configuration,…