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20072024
most citedWireless Communications Through Reconfigurable Intelligent Surfaces

145 citations

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cs.IT2020

Performance Analysis of Cell-Free Massive MIMO Systems: A Stochastic Geometry Approach

Anastasios Papazafeiropoulos, Pandelis Kourtessis, Marco Di Renzo +2

Cell-free (CF) massive multiple-input-multiple-output (MIMO) has emerged as an alternative deployment for conventional cellular massive MIMO networks. Prior works relied on the str…

cs.IT2020

Performance Analysis of a Two-Tile Reconfigurable Intelligent Surface Assisted MIMO System

Prathapasinghe Dharmawansa, Saman Atapattu, Marco Di Renzo

We consider a two--tile reconfigurable intelligent surface (RIS) assisted wireless network with a two-antenna transmitter and receiver over Rayleigh fading. We show that the averag…

cs.IT2020★ 7 cited

Single-RF MIMO: From Spatial Modulation to Metasurface-Based Modulation

Qiang Li, Miaowen Wen, Marco Di Renzo

In multiple-input multiple-output (MIMO), multiple radio frequency (RF) chains are usually required to simultaneously transmit multiple data streams. As a special MIMO technology,…

cs.IT2020★ 8 cited

Reconfigurable Intelligent Surfaces with Reflection Pattern Modulation: Beamforming Design and Performance Analysis

Shaoe Lin, Beixiong Zheng, George C. Alexandropoulos +3

Recent considerations for reconfigurable intelligent surfaces (RISs) assume that RISs can convey information by reflection without the need of transmit radio frequency chains, whic…

cs.IT2020★ 13 cited

Beamforming Through Reconfigurable Intelligent Surfaces in Single-User MIMO Systems: SNR Distribution and Scaling Laws in the Presence of Channel Fading and Phase Noise

Xuewen Qian, Marco Di Renzo, Jiang Liu +2

We consider a fading channel in which a multi-antenna transmitter communicates with a multi-antenna receiver through a reconfigurable intelligent surface (RIS) that is made of …

cs.IT2020★ 7 cited

Spectral and Energy Efficiency of IRS-Assisted MISO Communication with Hardware Impairments

Shaoqing Zhou, Wei Xu, Kezhi Wang +2

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…