Power scaling law analysis and phase shift optimization of RIS-aided massive MIMO systems with statistical CSI

K Zhi, C Pan, H Ren, K Wang - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
This paper considers an uplink reconfigurable intelligent surface (RIS)-aided massive
multiple-input multiple-output (MIMO) system, where the phase shifts of the RIS are …

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 …

Statistical CSI-based transmission design for reconfigurable intelligent surface-aided massive MIMO systems with hardware impairments

J Dai, F Zhu, C Pan, H Ren… - IEEE Wireless …, 2021 - ieeexplore.ieee.org
We consider a reconfigurable intelligent surface (RIS)-aided massive multi-user multiple-
input multiple-output (MIMO) communication system with transceiver hardware impairments …

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 …

Two-timescale design for reconfigurable intelligent surface-aided massive MIMO systems with imperfect CSI

K Zhi, C Pan, H Ren, K Wang… - IEEE Transactions …, 2022 - ieeexplore.ieee.org
This paper investigates the two-timescale transmission scheme for reconfigurable intelligent
surface (RIS)-aided massive multiple-input multiple-output (MIMO) systems, where the …

Achievable rate of a STAR-RIS assisted massive MIMO system under spatially-correlated channels

A Papazafeiropoulos, LN Tran… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
Reconfigurable intelligent surfaces (RIS)-assisted massive multiple-input multiple-output
(mMIMO) is a promising technology for applications in next-generation networks. However …

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 …

Is RIS-aided massive MIMO promising with ZF detectors and imperfect CSI?

K Zhi, C Pan, G Zhou, H Ren… - IEEE Journal on …, 2022 - ieeexplore.ieee.org
This paper provides a theoretical framework for understanding the performance of
reconfigurable intelligent surface (RIS)-aided massive multiple-input multiple-output (MIMO) …

RIS-aided cell-free massive MIMO: Performance analysis and competitiveness

B Al-Nahhas, M Obeed, A Chaaban… - 2021 IEEE …, 2021 - ieeexplore.ieee.org
In this paper, we consider and study a cell-free massive MIMO (CF-mMIMO) system aided
with reconfigurable intelligent surfaces (RISs), where a large number of access points (APs) …

Coverage probability of STAR-RIS-assisted massive MIMO systems with correlation and phase errors

A Papazafeiropoulos, Z Abdullah… - IEEE Wireless …, 2022 - ieeexplore.ieee.org
In this letter, we investigate a simultaneous transmitting and reflecting reconfigurable
intelligent surface (STAR-RIS) assisting a massive multiple-input multiple-output (mMIMO) …