40 citations · 178 across the 17 of their papers we have counts for
13 papers · 1 filter
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…
IRS-Assisted Massive MIMO-NOMA Networks: Exploiting Wave Polarization
Arthur S. de Sena, Pedro H. J. Nardelli, Daniel B. da Costa +5
A dual-polarized intelligent reflecting surface (IRS) can contribute to a better multiplexing of interfering wireless users. In this paper, we use this feature to improve the perfo…
Performance Analysis of UAV-based Mixed RF-UWOC Transmission Systems
Sai Li, Liang Yang, Daniel Benevides da Costa
In this paper, we investigate the performance of a mixed radio-frequency-underwater wireless optical communication (RF-UWOC) system where an unmanned aerial vehicle (UAV), as a low…
On the Performance of RIS-Assisted Dual-Hop Mixed RF-UWOC Systems
Sai Li, Liang Yang, Daniel Benevides da Costa +2
In this paper, we investigate the performance of a reconfigurable intelligent surface (RIS)-assisted dual-hop mixed radio-frequency underwater wireless optical communication (RF-UW…
Performance Analysis of Dual-Hop Mixed PLC/RF Communication Systems
Liang Yang, Xiaoqin Yan, Sai Li +2
In this paper, we study a dual-hop mixed power line communication and radio-frequency communication (PLC/RF) system, where the connection between the PLC link and the RF link is ma…
A Novel RIS-Assisted Modulation Scheme
Liang Yang, Fanxu Meng, Mazen O. Hasna +1
In this work, in order to achieve higher spectrum efficiency, we propose a reconfigurable intelligent surface (RIS)-assisted multi-user communication uplink system. Different from…
Free-Space Optical Communication With Reconfigurable Intelligent Surfaces
Liang Yang, Wang Guo, Daniel Benevides da Costa +1
Despite the promising gains, free-space optical (FSO) communication is severely influenced by atmospheric turbulence and pointing error issues, which make its practical design a bi…
Performance Analysis of an Interference-Limited RIS-Aided Network
Liang Yang, Yin Yang, Daniel Benevides da Costa +1
In this work, the performance of reconfigurable intelligent surface (RIS)-aided communication systems corrupted by the co-channel interference (CCI) at the destination is investiga…
Channel Estimation via Direct Calculation and Deep Learning for RIS-Aided mmWave Systems
Fangqing Jiang, Liang Yang, Daniel Benevides da Costa +1
This paper proposes a novel reconfigurable intelligent surface (RIS) architecture which enables channel estimation of RIS-assisted millimeter wave (mmWave) systems. More specifical…
Secrecy Outage Probability Analysis for RIS-Assisted NOMA Systems
Liang Yang, Yongjie Yuan
In this paper, the physical layer security (PLS) for a novel reconfigurable intelligent surface (RIS)-assisted non-orthogonal multiple access (NOMA) system in a multi-user scenario…
Outage Probability and Capacity Scaling Law of Multiple RIS-Aided Cooperative Networks
Liang Yang, Yin Yang, Daniel Benevides da Costa +1
In this letter, we consider a dual-hop cooperative network assisted by multiple reconfigurable intelligent surfaces (RISs). Assuming that the RIS with the highest instantaneous end…
Accurate Closed-Form Approximations to Channel Distributions of RIS-Aided Wireless Systems
Liang Yang, Fanxu Meng, Qingqing Wu +2
This paper proposes highly accurate closed-form approximations to channel distributions of two different reconfigurable intelligent surface (RIS)-based wireless system setups, name…
On the Performance of Dual-Hop Systems over Mixed FSO/mmWave Fading Channels
Yan Zhang, Jiayi Zhang, Liang Yang +2
Free-space optical (FSO) links are considered as a cost-efficient way to fill the backhaul/fronthaul connectivity gap between millimeter wave (mmWave) access networks and optical f…