基于RSSI的无线数传电磁干扰分析与处理  

Analysis and processing of electromagnetic interference in wireless data transmission based on RSSI

作　　者：张珅 金光[1] 董佳新 董兴佳 ZHANG Shen;JIN Guang;DONG Jiaxin;DONG Xingjia(School of Systems Engineering,National University of Defense Technology,Changsha 410005,China;No.63861 Troop of the People’s Liberation Army of China,Baicheng 137000,China)

机构地区：[1]国防科技大学系统工程学院,湖南长沙410005 [2]中国人民解放军63861部队,吉林白城137000

出　　处：《无线互联科技》2024年第15期42-45,共4页Wireless Internet Science and Technology

摘　　要：电台是目前测控设备站间通信常用的关键单机设备,其复杂电磁环境下的抗干扰性能直接影响数据通信质量。某型测控设备包含语音电台和数传电台2种类型,在极限通信距离的数据传输性能检测时,设备语音电台和数传电台出现电磁干扰,导致数据通信异常。为解决这一问题,文章提出基于RSSI的电磁干扰分析与处理方法,通过综合分析和试验验证,找出了问题原因并提出解决方案,有效解决了该型测控设备的电磁干扰问题。同时,文章提出的方法也可为同类测控设备的电磁兼容性及复杂电磁环境适应性评估提供参考和借鉴。Radio is a commonly used standalone equipment for communication between measurement and control equipment stations.Its anti-jamming performance in complex electromagnetic environments directly affects the quality of data communication.A certain type of measurement and control equipment includes two types of radios:voice radio and data radio.During the performance testing of data transmission at the extreme communication distance,electromagnetic interference occurs in the equipment’s voice radio and data radio,resulting in abnormal data communication.To solve this problem,an electromagnetic interference analysis and processing method based on RSSI is proposed.Through comprehensive analysis and experimental verification,the cause of the problem is identified,and a solution is proposed,effectively solving the electromagnetic interference problem of this type of measurement and control equipment.Meanwhile,the method proposed in the paper can also provide a reference for evaluating the electromagnetic compatibility and adaptability to complex electromagnetic environments of similar measurement and control equipment.

关 键 词：RSSI 电磁干扰 误码率 误码率变化率 

分 类 号：TP802[自动化与计算机技术—检测技术与自动化装置]