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-  2015 

无线传感器网络中RSSI定位算法的设计与实现 Design and implementation of RSSI localization algorithm in wireless sensor network

Keywords: RSSI,Log数据模型,定位

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Abstract:

总结了通过大量的实验探究的RSSI与Distance的数据模型关系,并研究分析了影响RSSI的因素.然后得出了RSSI与Distance的Log数据模型.经过一定的算法对该模型进行修正,使其在定位中的误差尽量达到最小.最后将所有的程序算法框架集成在一个MFC程序里,该程序能自动完成从获取Log模型未知参数到定位未知结点位置的所有过程.最后给出了一套完整的算法,通过AP的Training得出Log模型中的未知参数,然后利用特定的算法处理接收到的RSSI值,利用最终的RSSI的值定位出未知点的坐标.定位精度最高可达到0.8m,具有很好的实用价值

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