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Position Accuracy and Distributed Beamforming Performance in WSNs: A Simulation Study

delete2025-08-22
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PRE
AI
J
José Casca *
P
Prabhat Gupta
M
Marco Gomes
V
Vítor Silva
R
Rui Dinis
DOI:10.3390-fi17060236delete
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摘要

摘要

En 中文
本研究探讨了无线传感器网络(WSNs)中分布式波束成形性能,重点关注节点位置误差的影响。开发了一个全面的仿真测试平台,以评估不同网络拓扑结构和位置不确定性如何影响系统性能。结果表明,近场分布式波束成形对位置误差高度敏感,导致性能显著下降,尤其是在比特误码率(BER)方面。采用Cramer–Rao Lower Bound(CRB)分析了位置估计精度的理论限制及其对波束成形性能的影响。这些发现强调了精确定位技术和鲁棒波束成形算法对于充分发挥分布式波束成形在WSN实际应用中潜力的重要性。
Keyword:
distributed beamforming
wireless sensor networks
position errors
bit error rate
cramer-rao lower bound

期刊

Future Internet 封面图
Future Internet
IF:
3.6
论文数:
1.2K
被引数:
6.5K

机构

I
instituto de telecomunicações (it)
学者数:
11
论文数: 3
被引数: 0
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