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Issue:
Improved TDOA positioning algorithm for wireless sensor networks
Author(s):
ZHANG Jian
,
LI Ou
Pages:
117
-
120
Year:
2010
Issue:
16
Journal:
Computer Engineering and Applications
Keyword:
到达时间差
;
参考节点
;
目标节点
;
定位
;
Abstract:
针对TDOA定位算法存在的不足,提出了一种改进算法.采用在同一节点上测量时差的方法消除了TDOA定位算法中对节点时间同步的要求,利用滚动平均法削弱了多径传播和随机噪声的影响.改进算法无需额外的硬件支持,计算量小,定位精度高,具有较好的实用性.
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