基于TOA的无线传感器网络自定位技术的研究

提出一种基于TOA(tim e of arrival)测距、利用节点之间的几何关系实现传感器网络中未知节点自定位的算法.该方法计算量小、算法简单且定位精度高.仿真实验证明了该方法的有效性.*

This paper proposes a self-localization algorithm for unknown nodes in sensor networks based on TOA(time of arrival) method and the geometrical relation among sensor nodes.The proposed algorithm is simple in principle,and can obtain higher localization precision with less computation.Simulation results prove its validity.

辽宁省自然科学基金资助项目(20042019)