The design problem of location algorithm in wireless sensor networks is investigated, and a new node positioning algorithm is proposed based on the mobile beacon node method.
文中通过对无线电传播路径损耗模型的分析，提出了加权质心定位算法，用信标节点对未知节点的不同影响力来确定加权因子，以提高定位精度。
After analyzing the results, the algorithm is mostly influenced by the RSSI ranging error, the coarse positioning of node can be achieved.
经过结果分析，该算法受rssi测距误差影响较大，可以实现节点的粗定位。
First of all, extract the related parameters from the received signal, and then use the appropriate positioning algorithm for the location of the node or terminal.
首先通过参数估计算法，从接收信号中提取相关参数，然后利用相应的定位算法求解节点或终端的位置。
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