Reconfigurable Intelligent Surface Equipped UAV in Emergency Wireless Communications: A New Fading-Shadowing Model and Performance Analysis

Y Chen, W Cheng, W Zhang - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Communication infrastructure is often severely disrupted in post-disaster areas, which
interrupts communications and impedes rescue. Recently, the technology of reconfigurable …

Performance analysis of downlink double-IRS systems relying on non-orthogonal multiple access

TA Nguyen, HV Nguyen, DT Do, A Silva - IEEE Access, 2023 - ieeexplore.ieee.org
The intelligent reflecting surface (IRS) has emerged as a promising solution to enhance the
quality of radio transmission by allowing flexible control over the direction of reflection and …

Physical layer security for STAR-RIS-NOMA: A stochastic geometry approach

Z Xie, Y Liu, W Yi, X Wu… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
In this paper, a stochastic geometry based analytical framework is proposed for secure
simultaneous transmitting and reflecting reconfigurable intelligent surface (STAR-RIS) …

Physical layer security of STAR-RIS-aided RSMA systems

F Xiao, P Chen, S Xu, X Pang, H Liu - Physical Communication, 2023 - Elsevier
In this paper, we investigate the physical layer security (PLS) of a simultaneously
transmitting and reflecting reconfigurable intelligent surface (STAR-RIS)-aided rate-splitting …

Distribution of squared sum of products of independent Nakagami-m random variables

MH Samuh, AM Salhab - Communications in Statistics-Simulation …, 2023 - Taylor & Francis
The need for the distribution of combination of random variables (RVs) arises in many areas
of sciences and engineering. In this paper, closed-form approximations for the distribution of …

Secrecy performance analysis in STAR-RIS-aided NOMA networks

Z Xie, Y Liu, W Yi, X Wu… - GLOBECOM 2023-2023 …, 2023 - ieeexplore.ieee.org
An analytical framework for physical layer security in simultaneous transmitting and
reflecting reconfigurable intelligent surface (STAR-RIS) assisted non-orthogonal multiple …

Performance Analysis and Optimization of Multi-RIS-Aided UAV Networks

K Alshehri, AM Salhab, AA Nasir - arXiv preprint arXiv:2303.10454, 2023 - arxiv.org
In this paper, we study the performance of multiple reconfigurable intelligent surfaces (RISs)-
aided unmanned aerial vehicle (UAV) communication networks over Nakagami-$ m $ fading …

Intelligent reflecting surface empowered WPCN system over generalized fading channels: Performance Analysis and Optimization

D Nagarajan, R Balakrishnan - Transactions on Emerging …, 2023 - Wiley Online Library
Intelligent reflecting surfaces (IRS), which dynamically modify the incident electromagnetic
wave propagation characteristics, are appealing as a potential candidate to improve the …

Unified Probability Distributions of Composite Fading for Radio Frequency and Optical Wireless Channels

CC Chai, XP Zhang - GLOBECOM 2023-2023 IEEE Global …, 2023 - ieeexplore.ieee.org
We derive novel unified probability density function (PDF) formulae of the instantaneous
envelope, power and signal-to-noise ratio (SNR), for a generalized composite fading …

Ergodic Capacity of Dyadic Fading Channels in Ultra Low-SNR Regime

K Singh, S Roy - arXiv preprint arXiv:2308.05078, 2023 - arxiv.org
In a mobile wireless channel, the small-scale multipath fading induces temporal channel
fluctuations in the form of peaks and deep fades. The channel capacity degradation with …