912 citations · 10.1k across the 293 of their papers we have counts for
18 papers · 1 filter
Spatially Random Relay Selection for Full/Half-Duplex Cooperative NOMA Networks
Xinwei Yue, Yuanwei Liu, Shaoli Kang +2
This paper investigates the impact of relay selection (RS) on the performance of cooperative non-orthogonal multiple access (NOMA), where relays are capable of working in either fu…
Performance Analysis of NOMA with Fixed Gain Relaying over Nakagami-m Fading Channels
Xinwei Yue, Yuanwei Liu, Shaoli Kang +1
This paper studies the application of cooperative techniques for non-orthogonal multiple access (NOMA). More particularly, the fixed gain amplify-and-forward (AF) relaying with NOM…
Exploiting Full/Half-Duplex User Relaying in NOMA Systems
Xinwei Yue, Yuanwei Liu, Shaoli Kang +2
In this paper, a novel cooperative non-orthogonal multiple access (NOMA) system is proposed, where one near user is employed as decode-and-forward (DF) relaying switching between f…
Trajectory Design and Power Control for Multi-UAV Assisted Wireless Networks: A Machine Learning Approach
Xiao Liu, Yuanwei Liu, Yue Chen +1
A novel framework is proposed for the trajectory design of multiple unmanned aerial vehicles (UAVs) based on the prediction of users' mobility information. The problem of joint tra…
Multi-Agent Reinforcement Learning Based Resource Allocation for UAV Networks
Jingjing Cui, Yuanwei Liu, Arumugam Nallanathan
Unmanned aerial vehicles (UAVs) are capable of serving as aerial base stations (BSs) for providing both cost-effective and on-demand wireless communications. This article investiga…
UAV Communications Based on Non-Orthogonal Multiple Access
Yuanwei Liu, Zhijin Qin, Yunlong Cai +3
This article proposes a novel framework for unmaned aerial vehicle (UAV) networks with massive access capability supported by non-orthogonal multiple access (NOMA). In order to bet…
Non-Orthogonal Multiple Access for 5G and Beyond
Yuanwei Liu, Zhijin Qin, Maged Elkashlan +3
Driven by the rapid escalation of the wireless capacity requirements imposed by advanced multimedia applications (e.g., ultra-high-definition video, virtual reality etc.), as well…
Cache-enabled HetNets With Millimeter Wave Small Cells
Wenqiang Yi, Yuanwei Liu, Arumugam Nallanathan
In this paper, we consider a novel cache-enabled heterogeneous network (HetNet), where macro base stations (BSs) with traditional sub-6 GHz are overlaid by dense millimeter wave (m…
Modeling and Analysis of D2D Millimeter-Wave Networks with Poisson Cluster Processes
Wenqiang Yi, Yuanwei Liu, Arumugam Nallanathan
This paper investigates the performance of millimeter wave (mmWave) communications in clustered device-to-device (D2D) networks. The locations of D2D transceivers are modeled as a…
Multiple Antenna Aided NOMA in UAV Networks: A Stochastic Geometry Approach
Tianwei Hou, Yuanwei Liu, Zhengyu Song +2
This article investigates the multiple-input multiple-output (MIMO) non-orthogonal multiple access (NOMA) assisted unmanned aerial vehicles (UAVs) networks. By utilizing a stochast…
Modeling and Analysis of MmWave Communications in Cache-enabled HetNets
Wenqiang Yi, Yuanwei Liu, Arumugam Nallanathan
In this paper, we consider a novel cache-enabled heterogeneous network (HetNet), where macro base stations (BSs) with traditional sub-6 GHz are overlaid by dense millimeter wave (m…
Exploiting Multiple Access in Clustered Millimeter Wave Networks: NOMA or OMA?
Wenqiang Yi, Yuanwei Liu, Arumugam Nallanathan
In this paper, we introduce a clustered millimeter wave network with non-orthogonal multiple access (NOMA), where the base station (BS) is located at the center of each cluster and…
Toward Cross-Layer Design for Non-Orthogonal Multiple Access: A Quality-of-Experience Perspective
Wei Wang, Yuanwei Liu, Zhiqing Luo +3
Recent years have seen proliferation in versatile mobile devices and an upsurge in the growth of data-consuming application services. Orthogonal multiple access (OMA) technologies…
Outage Performance of A Unified Non-Orthogonal Multiple Access Framework
Xinwei Yue, Zhijin Qin, Yuanwei Liu +2
In this paper, a unified framework of non-orthogonal multiple access (NOMA) networks is proposed, which can be applied to code-domain NOMA (CD-NOMA) and power-domain NOMA (PD-NOMA)…
Outage Performance of Two-Way Relay Non-Orthogonal Multiple Access Systems
Xinwei Yue, Yuanwei Liu, Shaoli Kang +2
This paper investigates a two-way relay nonorthogonal multiple access (TWR-NOMA) system, where two groups of NOMA users exchange messages with the aid of one half-duplex (HD) decod…
Multiple Antenna Assisted Non-Orthogonal Multiple Access
Yuanwei Liu, Hong Xing, Cunhua Pan +3
Non-orthogonal multiple access (NOMA) is potentially capable of circumventing the limitations of the classic orthogonal multiple access schemes, hence it has recently received sign…
Sparse Representation for Wireless Communications: A Compressive Sensing Approach
Zhijin Qin, Jiancun Fan, Yuanwei Liu +2
Sparse representation can efficiently model signals in different applications to facilitate processing. In this article, we will discuss various applications of sparse representati…
User Association and Resource Allocation in Unified NOMA Enabled Heterogeneous Ultra Dense Networks
Z. Qin, X. Yue, Y. Liu +2
Heterogeneous ultra dense networks (HUDNs) and non-orthogonal multiple access (NOMA) have been identified as two proposing techniques for the fifth generation (5G) mobile communica…