568 citations · 4.7k across the 229 of their papers we have counts for
49 papers · 1 filter
Reconfigurable Intelligent Surface-assisted Networks: Phase Alignment Categories
Jiaqi Xu, Yuanwei Liu
The reconfigurable intelligent surface (RIS) is one of the promising technology contributing to the next generation smart radio environment. The application scenarios include massi…
Reconfigurable Intelligent Surface Enhanced NOMA Assisted Backscatter Communication System
Jiakuo Zuo, Yuanwei Liu, Liang Yang +2
A reconfigurable intelligent surface (RIS) enhanced non-orthogonal multiple access assisted backscatter communication (RIS-NOMABC) system is considered. A joint optimization proble…
Intelligent Reflecting Surface Aided Multi-Cell NOMA Networks
Wanli Ni, Xiao Liu, Yuanwei Liu +2
This paper proposes a novel framework of resource allocation in intelligent reflecting surface (IRS) aided multi-cell non-orthogonal multiple access (NOMA) networks, where a sum-ra…
Reconfigurable Intelligent Surface Assisted Cooperative Non-orthogonal Multiple Access Systems
Jiakuo Zuo, Yuanwei Liu, Naofal Al-Dhahir
This paper considers downlink of reconfigurable intelligent surface (RIS) assisted cooperative non-orthogonal multiple access (CNOMA) systems. Our objective is to minimize the tota…
Transmit Power Pool Design for Grant-Free NOMA-IoT Networks via Deep Reinforcement Learning
Muhammad Fayaz, Wenqiang Yi, Yuanwei Liu +1
Grant-free non-orthogonal multiple access (GF-NOMA) is a potential multiple access framework for short-packet internet-of-things (IoT) networks to enhance connectivity. However, th…
Robotic Communications for 5G and Beyond: Challenges and Research Opportunities
Yuanwei Liu, Xiao Liu, Xinyu Gao +4
The ongoing surge in applications of robotics brings both opportunities and challenges for the fifth-generation (5G) and beyond (B5G) of communication networks. This article focuse…