Spatially correlated reconfigurable intelligent surfaces-aided cell-free massive MIMO systems

E Shi, J Zhang, R He, H Jiao, Z Wang… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Reconfigurable intelligent surfaces (RISs) and cell-free (CF) massive multiple-input multiple-
output (MIMO) are two promising technologies for realizing beyond-fifth generation (5G) …

Uplink performance of RIS-aided cell-free massive MIMO system with electromagnetic interference

E Shi, J Zhang, DWK Ng, B Ai - IEEE Journal on Selected Areas …, 2023 - ieeexplore.ieee.org
Cell-free (CF) massive multiple-input multiple-output (MIMO) and reconfigurable intelligent
surface (RIS) are two promising technologies for realizing future beyond-fifth generation …

RIS-aided cell-free massive MIMO systems with channel aging

E Shi, J Zhang, J Zheng, B Ai… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
Cell-free (CF) massive multiple-input multiple-output (MIMO) and reconfigurable intelligent
surface (RIS) are two disruptive technologies for enabling the sixth-generation network. In …

Two-timescale transmission design for RIS-aided cell-free massive MIMO systems

J Dai, J Ge, K Zhi, C Pan, Z Zhang… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
This paper investigates the performance of a two-timescale transmission design for uplink
reconfigurable intelligent surface (RIS)-aided cell-free massive multiple-input multiple-output …

Spatially correlated RIS-aided CF massive MIMO systems with generalized MR combining

E Shi, J Zhang, Y Du, Z Wang, B Ai… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
In this correspondence, we study the uplink ergodic net throughput of a spatially correlated
reconfigurable intelligent surface (RIS)-aided cell-free (CF) massive multiple-input multiple …

Reconfigurable intelligent surface-assisted cell-free massive MIMO systems over spatially-correlated channels

T Van Chien, HQ Ngo, S Chatzinotas… - IEEE Transactions …, 2021 - ieeexplore.ieee.org
Cell-Free Massive multiple-input multiple-output (MIMO) and reconfigurable intelligent
surface (RIS) are two promising technologies for application to beyond-5G networks. This …

Spectral efficiency analysis of hybrid relay-reflecting intelligent surface-assisted cell-free massive MIMO systems

NT Nguyen, VD Nguyen, H Van Nguyen… - IEEE Transactions …, 2022 - ieeexplore.ieee.org
A cell-free (CF) massive multiple-input-multiple-output (mMIMO) system can provide uniform
spectral efficiency (SE) with simple signal processing. On the other hand, a recently …

STAR-RIS assisted cell-free massive MIMO system under spatially-correlated channels

A Papazafeiropoulos, HQ Ngo… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
This paper investigates the performance of downlink simultaneous transmitting and
reflecting reconfigurable intelligent surface (STAR-RIS)-assisted cell-free (CF) massive …

Reconfigurable intelligent surface-assisted massive MIMO: Favorable propagation, channel hardening, and rank deficiency [lecture notes]

T Van Chien, HQ Ngo, S Chatzinotas… - IEEE Signal …, 2022 - ieeexplore.ieee.org
Massive multiple-input multiple-output (MIMO) and reconfigurable intelligent surface (RIS)
are two promising technologies for 5G-and-beyond wireless networks, capable of providing …

Statistical CSI-based design for reconfigurable intelligent surface-aided massive MIMO systems with direct links

K Zhi, C Pan, H Ren, K Wang - IEEE Wireless Communications …, 2021 - ieeexplore.ieee.org
This letter investigates the performance of reconfigurable intelligent surface (RIS)-aided
massive multiple-input multiple-output (mMIMO) systems with direct links, and the phase …