摘要
针对煤矿井下人员与设备的安全定位问题,利用基于超宽带的技术特性,通过TOA方法实现了煤矿安全监测的无线传感器网络节点定位,提出了提高定位精度的改进方法,并分析了对定位精度的影响。仿真结果表明,提出的算法可以有效提高节点的定位精度及定位性能。
Node localization of wireless sensor networks is realized for coal mine security supervision by TOA method based on UWB technical identity, a method for improving localization precision for workers and apparatus are proposed, and the affection of localization precision is analyzed. The simulation results shows that the algorithm can effectively improves the localization precision and capability of node.
出处
《煤矿机电》
2008年第4期7-9,共3页
Colliery Mechanical & Electrical Technology
关键词
无线传感器网络
节点定位
超宽带
wireless sensor networks
node localization
UWB ( Ultra-wide Band)