Joint Symbol-Level Precoding and Reflecting Designs for IRS-Enhanced MU-MISO Systems [PDF]
, 2021 Intelligent reflecting surfaces (IRSs) have emerged as a revolutionary solution to enhance wireless communications by changing propagation environment in a cost-effective and hardware-efficient fashion.
Li, M, Liu, Q, Liu, R, Swindlehurst, AL
core +2 more sources
Rate-energy region of MIMO systems with sustainable intelligent reflecting surface
ICT Express, 2022 We consider MIMO systems with self-sustainable intelligent reflecting surface (IRS), where IRS can harvest energy from received power. We characterize the achievable region of rate-energy pairs and propose an alternating optimization algorithm to try to ...
Minsik Kim, Daeyoung Park
doaj +1 more source
BER Analysis of IRS-Assisted Wireless Communications in Generalized Gaussian Noise [PDF]
, 2023 This paper considers intelligent reflecting surface (IRS)-assisted wireless communication systems having an arbitrary number of reflecting elements in additive white generalized Gaussian noise and general fading channels.
Hamdi, Khairi Ashour +1 more
core +1 more source
Ergodic performance analysis of intelligent reflecting surface network with phase errors
ICT Express, 2023 This paper investigates the performance of using multiple intelligent reflecting surface (IRS)-assisted communication as compared to the hybrid approach. We demonstrate that for practical scenarios with a limited amount of radiated power, the performance
Fazal-E-Asim +3 more
doaj +1 more source
Sum Rate Optimization for MIMO Multicasting Network with Active IRS
International Journal of Distributed Sensor Networks, 2023 This paper considers a multiple-input multiple-output (MIMO) multicasting system aided by the intelligent reflecting surface (IRS). We aim to maximize the sum information rate via jointly designing the transmit precoding matrix and the reflecting ...
Ping Li, Jinhong Bian
doaj +1 more source
Sum Rate Optimization of IRS-Aided Uplink Muliantenna NOMA with Practical Reflection
Sensors, 2022 Recently, intelligent reflecting surfaces (IRSs) have drawn huge attention as a promising solution for 6G networks to enhance diverse performance metrics in a cost-effective way. For massive connectivity toward a higher spectral efficiency, we address an
Jihyun Choi +3 more
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Spectral and Energy Efficiency of IRS-Assisted MISO Communication with Hardware Impairments [PDF]
, 2020 In this letter, we analyze the spectral and energy efficiency of an intelligent reflecting surface (IRS)-assisted multiple-input single-output (MISO) downlink system with hardware impairments.
Alouini, Mohamed-Slim +4 more
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Towards Industry 5.0: Intelligent Reflecting Surface (IRS) in smartmanufacturing
, 2022 Industry 5.0 envisions close cooperation between humans and machines requiring ultra-reliable and low latency communications (URLLC). The Intelligent Reflecting Surface (IRS) has the potential to play a crucial role in realizing wireless URLLC for Industry 5.0.
Noor-A-Rahim, Md. +6 more
openaire +4 more sources
Intelligent Reflecting Surface Aided Multigroup Multicast MISO Communication Systems [PDF]
, 2020 Intelligent reflecting surface (IRS) has recently been envisioned to offer unprecedented massive multiple-input multiple-output (MIMO)-like gains by deploying large-scale and low-cost passive reflection elements. By adjusting the reflection coefficients,
Nallanathan, Arumugam +4 more
core +2 more sources
Multicell MIMO Communications Relying on Intelligent Reflecting Surfaces [PDF]
, 2020 Intelligent reflecting surfaces (IRSs) constitute a disruptive wireless communication technique capable of creating a controllable propagation environment.
Elkashlan, Maged +6 more
core +2 more sources