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Noncoherent massive SIMO system based on Array partitioning

delete2025-11-01
delete0
PRE
AI
L
Lin Zheng
H
Huan Meng
J
Jian‐Mei Chen
李广伟 封面图
李广伟 (Guangwei Li)
C
Chao Yang *
DOI：10.4218/etrij.2024-0435delete
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摘要

摘要

En 中文
本研究调查了一种基于大规模阵列划分的非相干多用户单输入多输出（SIMO）上行链路传输系统。在实际情况下，阵列单元数量的限制和非相干检测使得难以抵抗非线性互扰并实现空间分集多址接入。本研究中，基于能量差检测（EDD），将阵列划分方案与幅度星座相结合，以提高大规模SIMO系统的容量。EDD能够抑制基于能量的SIMO中的非线性互扰，而联合划分和幅度星座可同时实现大规模阵列分集增益和空间多址效应。多分区检测也可应用于无小区SIMO场景。所提方案的复杂度和开销是可处理的。理论分析证明了本方案的可行性，仿真结果表明，阵列划分方案相比非划分方案能提供更高的系统容量。
Keyword:
channel estimation
energy detection
massive MIMO
noncoherent communication
space-division multiplexing

期刊

ETRI Journal 封面图
ETRI Journal
IF:
1.6
论文数:
68
被引数:
1.2K

机构

G
guilin university of electronic technology
学者数:
2.4K
论文数: 787
被引数: 0
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