Uplink precoding design for cell-free massive MIMO with iteratively weighted MMSE

Z Wang, J Zhang, HQ Ngo, B Ai… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
In this paper, we investigate a cell-free massive multiple-input multiple-output system with
both access points and user equipments equipped with multiple antennas over the …

Cell-free massive MIMO with multi-antenna users over Weichselberger Rician channels

X Li, J Zhang, Z Wang, B Ai… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
We consider a cell-free massive multiple-input multiple-output (MIMO) system with multi-
antenna access points and user equipments (UEs) over Weichselberger Rician fading …

Uplink performance of cell-free massive MIMO with multi-antenna users over jointly-correlated Rayleigh fading channels

Z Wang, J Zhang, B Ai, C Yuen… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
In this paper, we investigate a cell-free massive MIMO system with both access points (APs)
and user equipments (UEs) equipped with multiple antennas over jointly-correlated …

Cell-free massive MIMO: Joint maximum-ratio and zero-forcing precoder with power control

L Du, L Li, HQ Ngo, TC Mai… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Cell-free massive multiple-input multiple-output (MIMO) system is a promising architecture
for next generation wireless systems by deploying a very large number of distributed access …

Performance of cell-free massive MIMO with Rician fading and phase shifts

Ö Özdogan, E Björnson, J Zhang - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
In this paper, we study the uplink (UL) and downlink (DL) spectral efficiency (SE) of a cell-
free massive multiple-input-multiple-output (MIMO) system over Rician fading channels. The …

Energy-efficient cell-free massive MIMO through sparse large-scale fading processing

S Chen, J Zhang, E Björnson… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Cell-free massive multiple-input multiple-output (CF mMIMO) systems serve the user
equipments (UEs) by geographically distributed access points (APs) by means of joint …

Team MMSE precoding with applications to cell-free massive MIMO

L Miretti, E Björnson, D Gesbert - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
This article studies a novel distributed precoding design, coined team minimum mean-
square error (TMMSE) precoding, which rigorously generalizes classical centralized MMSE …

Performance of cell-free massive MIMO with joint user clustering and access point selection

R Wang, M Shen, Y He, X Liu - IEEE Access, 2021 - ieeexplore.ieee.org
We consider an uplink cell-free massive multiple-input multiple-output (MIMO) system, in
which the access points are connected to the central processing unit (CPU) through a …

Improving sum-rate of cell-free massive MIMO with expanded compute-and-forward

J Zhang, J Zhang, DWK Ng, S Jin… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Cell-free massive multiple-input multiple-output (MIMO) employs a large number of
distributed access points (APs) to serve a small number of user equipments (UEs) via the …

User-centric cell-free massive MIMO with interference cancellation and local ZF downlink precoding

S Buzzi, C D'Andrea, C D'Elia - 2018 15th International …, 2018 - ieeexplore.ieee.org
In the user-centric (UC) cell-free Massive MIMO architecture, a large number of distributed
access points (APs) are deployed in a given area, each one serving the mobile stations …