基于RSSI测距定位算法的研究和改进  

Research and Improvement of Localization Algorithm Based on RSSI

作　　者：何沃林 

机构地区：[1]东莞科学馆,广东东莞523007

出　　处：《数字技术与应用》2017年第9期134-135,138,共3页Digital Technology & Application

摘　　要：RSSI的定位算法在实际应用中的定位精度较低。通过研究分析通信距离、环境参数和信号干扰等各种因素对RSSI值测量的影响,为提出高效的定位算法提供研究思路。结合缩短通信距离、改进节点坐标计算方法等几种方法的综合应用,实现对RSSI定位算法的改进和参数优化,提高其定位精度和抗干扰能力。通过对RSSI定位算法的改进和参数优化,提高其定位精度和抗干扰能力。The localization algorithm of RSSI is less accurate in practical application. The influence of various factors such as communication distance, environmental parameters and signal interference on RSSI value is studied and analyzed, which provides research methods for high-efficient localization algorithm. Through the integrated application of several methods such as shortening the communication distance and improving the calculation method of node coordinate, the improvement of the RSSI localization algorithm and the parameter optimization can be achieved, enhancing its locahzation accuracy and anti-interference ability.Through the improvement of RSSI positioning algorithm and the optimization of parameters, the positioning accuracy and anti-interference ability are improved.

关 键 词：无线传感器网络 测距 RSSI 定位算法 

分 类 号：TP273[自动化与计算机技术—检测技术与自动化装置]