A review of energy efficiency and power control schemes in ultra-dense cell-free massive MIMO systems for sustainable 6G wireless communication
The traditional multiple input multiple output (MIMO) systems cannot provide very high
Spectral Efficiency (SE), Energy Efficiency (EE), and link reliability, which are critical to …
Spectral Efficiency (SE), Energy Efficiency (EE), and link reliability, which are critical to …
Multiple RISs assisted cell-free networks with two-timescale CSI: Performance analysis and system design
Reconfigurable intelligent surface (RIS) can be employed in a cell-free system to create
favorable propagation conditions from base stations (BSs) to users via configurable …
favorable propagation conditions from base stations (BSs) to users via configurable …
Multiattribute access selection algorithm for heterogeneous wireless networks based on fuzzy network attribute values
X Guo, MH Omar, KM Zaini, G Liang, M Lin… - IEEE Access, 2022 - ieeexplore.ieee.org
An important feature of the wireless network scenario is that there are multi-radio access
technologies in the same area, and the signal coverage of these networks overlaps each …
technologies in the same area, and the signal coverage of these networks overlaps each …
Joint access configuration and beamforming for cell-free massive MIMO systems with dynamic TDD
We address the trade-off between system throughput and user equipment (UE) fairness in
dynamic time division duplex (TDD) cell-free (CF)-massive multiple-input multiple-output …
dynamic time division duplex (TDD) cell-free (CF)-massive multiple-input multiple-output …
Adaptive LLR-based APs selection for grant-free random access in cell-free massive MIMO
RB Di Renna, RC de Lamare - 2022 IEEE Globecom …, 2022 - ieeexplore.ieee.org
This paper presents an iterative detection and de-coding scheme along with an adaptive
strategy to improve the selection of access points (APs) in a grant-free uplink cell-free …
strategy to improve the selection of access points (APs) in a grant-free uplink cell-free …
Uplink signal detection for scalable cell-free massive MIMO systems with robustness to rate-limited fronthaul
We consider the problem of uplink signal detection in scalable cell-free mMIMO (CF-
mMIMO) systems subject to limited fronthaul link capacity and highly correlated channel …
mMIMO) systems subject to limited fronthaul link capacity and highly correlated channel …
Iterative Detection and Decoding With Log-Likelihood Ratio Based Access Point Selection for Cell-Free MIMO Systems
RB Di Renna, RC de Lamare - IEEE Transactions on Vehicular …, 2023 - ieeexplore.ieee.org
This paper proposes an iterative detection and decoding (IDD) scheme and an approach to
improve the selection of access points (APs) in uplink cell-free massive multiple-antenna …
improve the selection of access points (APs) in uplink cell-free massive multiple-antenna …
Decentralized joint pilot and data power control based on deep reinforcement learning for the uplink of cell-free systems
While the problem of jointly controlling the pilot-and-data power in cell-based systems has
been extensively studied, this problem is difficult to solve in cell-free systems due to two …
been extensively studied, this problem is difficult to solve in cell-free systems due to two …
Scalable user-centric distributed massive MIMO systems with limited processing capacity
MMM Freitas, DD Souza… - ICC 2023-IEEE …, 2023 - ieeexplore.ieee.org
This paper investigates the performance of scalable user-centric (UC) distributed massive
multiple-input multiple-output (D-mMIMO) systems, widely known in the literature as cell-free …
multiple-input multiple-output (D-mMIMO) systems, widely known in the literature as cell-free …
Partial cooperative zero-forcing decoding for uplink cell-free massive MIMO
X Wang, J Cheng, C Zhai… - IEEE Internet of Things …, 2021 - ieeexplore.ieee.org
We propose a partial cooperative zero-forcing (PCZF) decoding scheme for the uplink cell-
free massive MIMO system, wherein the neighboring access points (APs) around each user …
free massive MIMO system, wherein the neighboring access points (APs) around each user …