40 citations · 178 across the 17 of their papers we have counts for
21 papers
Asymptotic Performance Analysis of Large-Scale Active IRS-Aided Wireless Network
Yan Wang, Feng Shu, Zhihong Zhuang +5
In this paper, the dominant factor affecting the performance of active intelligent reflecting surface (IRS) aided wireless communication networks in Rayleigh fading channel, namely…
Multiple Residual Dense Networks for Reconfigurable Intelligent Surfaces Cascaded Channel Estimation
Yu Jin, Jiayi Zhang, Chongwen Huang +4
Reconfigurable intelligent surface (RIS) constitutes an essential and promising paradigm that relies programmable wireless environment and provides capability for space-intensive c…
Performance Analysis of Dual-Hop THz Transmission Systems over - Fading Channels with Pointing Errors
Sai Li, Liang Yang
In this paper, the performance of a dual-hop relaying terahertz (THz) wireless communication system is investigated. In particular, the behaviors of the two THz hops are determined…
IRS-Assisted Massive MIMO-NOMA Networks with Polarization Diversity
Arthur S. de Sena, Pedro H. J. Nardelli, Daniel B. da Costa +5
In this paper, the appealing features of a dual-polarized intelligent reflecting surface (IRS) are exploited to improve the performance of dual-polarized massive multiple-input mul…
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…
Secrecy Outage Analysis Over Fluctuating Two-Ray Fading Channels
Hui Zhao, Liang Yang, Gaofeng Pan +1
In this letter, we analyze the secrecy outage probability (SOP) over fluctuating two-ray fading channels but with a different definition from the one adopted in [5]. Following the…
Secure Analysis Over Generalized-K Channels
Luyao Zhang, Hui Zhao, Gaofeng Pan +2
In this letter, we adopt the SOP definition in [4] and the simplified model of [8], and derive a closed-form expression for the proposed SOP over GK fading channels. To simplify th…
Secure mmWave Communications in Cognitive Radio Networks
Hui Zhao, Jiayi Zhang, Liang Yang +2
In this letter, the secrecy performance in cognitive radio networks (CRNs) over fluctuating two-ray (FTR) channels, which is used to model the millimetre wave channel, is investiga…
Ergodic Capacity Under Power Adaption Over Fisher-Snedecor F Fading Channels
Hui Zhao, Liang Yang, Ahmed S. Salem +1
In this letter, we consider a communication scenario, where the transmitter adopts different power adaption methods according to the instantaneous channel state to enhance the ergo…