Transmission performance of 2.4 GHz wireless sensor nodes when used in a working-face environment

作     者：LIU Xiao-wen WANG Man-yi WEN Jin-chao ZHAO Zheng-fang 

作者机构：School of Information and Electrical Engineering China University of Mining ＆ Technology Xuzhou Jiangsu 221008 China 

出 版 物：《Mining Science and Technology》 (矿业科学技术（英文版）)

年 卷 期：2009年第19卷第2期

页      面：185-188页

核心收录：

学科分类：080202[工学-机械电子工程] 08[工学] 0802[工学-机械工程] 0803[工学-光学工程] 

基　　金：Project 60774090 supported by the National Natural Science Foundation of China 

主　　题：mine wireless sensor nodes CIM received signal quality packet received rates 

摘      要：Wireless sensor nodes have the advantage of being low-cost,easily deployed and of good *** deployed in an underground mine with existing underground transmission systems a wireless sensor network can improve the collection of *** get good transmission performance for 2.4 GHz wireless sensor nodes at the working face we calculated the reflection properties of electromagnetic waves from a flat metal *** the cascade impedance method(CIM),we studied transmission attenuation and compared the results to actual *** results show that the effective transmission distance of 2.4 GHz wireless sensor nodes meets the stipulations of the ZigBee protocol.