The tracking and locating system of the mining personnel based on the Zigbee wireless network platform

By comparing the advanced Zigbee wireless network system with active RFID,the Zigbee wireless network technology was introduced into the tracking and locating system of coal miners which was preliminarily designed.And system structure and function characteristics was also introduced.This system makes it convenient for mine administrators,control room persons and security inspectors to achieve working hours and location distribution information of mineworkers who are in coal mine.