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Robust Resource Allocation in Cell-Free Massive MIMO Systems

delete2025-01-01
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PRE
AI
S
Saeed Mashdour
A
André R. Flores
S
Shirin Salehi
R
Rodrigo C. de Lamare
A
Anke Schmeink
P
Paulo Ricardo Branco da Silva
DOI：10.1109/TCOMM.2025.3535891delete
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摘要

摘要

En 中文
无蜂窝网络在许多方面优于蜂窝网络，但其效率受到不完善信道状态信息（CSI）的影响。为了解决这一问题，本研究提出了一种面向用户为中心的无蜂窝大规模多输入多输出（CF-mMIMO）网络下行链路的鲁棒资源分配框架。该框架采用一种带有鲁棒用户调度算法的顺序资源分配策略，旨在最大化网络的总速率，并包含两种鲁棒功率分配算法，旨在最小化均方误差，这些算法旨在减轻不完善CSI的影响。本研究对所提出的鲁棒资源分配问题进行了分析，并研究了其计算成本。仿真结果表明，所提出的鲁棒资源分配算法是有效的，与现有技术相比，性能提升了高达30%。
Keyword:
Massive MIMO
cell-free
imperfect CSI
robust optimization
resource allocation
sum-rate
mean square error

期刊

IEEE Transactions on Communications 封面图
IEEE Transactions on Communications
IF:
8.3
论文数:
1.2W
被引数:
3.6W

机构

C
cpqd, campinas, brazil
学者数:
1
论文数: 1
被引数: 0
R
RWTH Aachen University
学者数:
3.5W
论文数: 2.6W
被引数: 3.6W
P
Pontifical Catholic University of Rio de Janeiro
学者数:
107
论文数: 54
被引数: 2.4K
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