80 citations · 488 across the 60 of their papers we have counts for
9 papers · 1 filter
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…
Delay Minimization for Federated Learning Over Wireless Communication Networks
Zhaohui Yang, Mingzhe Chen, Walid Saad +4
In this paper, the problem of delay minimization for federated learning (FL) over wireless communication networks is investigated. In the considered model, each user exploits limit…
Reflections in the Sky: Joint Trajectory and Passive Beamforming Design for Secure UAV Networks with Reconfigurable Intelligent Surface
Hui Long, Ming Chen, Zhaohui Yang +4
This paper investigates the problem of secure energy efficiency maximization for a reconfigurable intelligent surface (RIS) assisted uplink wireless communication system, where an…
Cooperative Rate-Splitting for Secrecy Sum-Rate Enhancement in Multi-antenna Broadcast Channels
Ping Li, Ming Chen, Yijie Mao +3
In this paper, we employ Cooperative Rate-Splitting (CRS) technique to enhance the Secrecy Sum Rate (SSR) for the Multiple Input Single Output (MISO) Broadcast Channel (BC), consis…
A Priority-Based Cross-Layer Design for Future VANETs through Full-Duplex Technology
Junwei Zang, Vahid Towhidlou, Mohammad Shikh-Bahaei
Among all requirements for vehicle-to-everything (V2X) communications, successful delivery of packets with small delay is of the highest significance. Especially, the delivery of a…
Energy-Efficient Wireless Communications with Distributed Reconfigurable Intelligent Surfaces
Zhaohui Yang, Mingzhe Chen, Walid Saad +4
This paper investigates the problem of resource allocation for a wireless communication network with distributed reconfigurable intelligent surfaces (RISs). In this network, multip…
Machine Learning for Predictive Deployment of UAVs with Multiple Access
Linyan Lu, Zhaohui Yang, Mingzhe Chen +2
In this paper, a machine learning based deployment framework of unmanned aerial vehicles (UAVs) is studied. In the considered model, UAVs are deployed as flying base stations (BS)…
Resource Allocation for UAV Assisted Wireless Networks with QoS Constraints
Weihang Ding, Zhaohui Yang, Mingzhe Chen +2
For crowded and hotspot area, unmanned aerial vehicles (UAVs) are usually deployed to increase the coverage rate. In the considered model, there are three types of services for UAV…
Channel Assignment in Uplink Wireless Communication using Machine Learning Approach
Guangyu Jia, Zhaohui Yang, Hak-Keung Lam +2
This letter investigates a channel assignment problem in uplink wireless communication systems. Our goal is to maximize the sum rate of all users subject to integer channel assignm…