广播电视SDH数字微波传输系统常见故障解析与处置  

The Analysis and Disposal of Common Faults in SDH Digital Microwave Transmission System for Broadcasting and Television

作　　者：刘祺艳 LIU Qiyan(Shanxi Radio and Television Wireless Management Center,Taiyuan 030001,China)

机构地区：[1]山西广播电视无线管理中心,山西太原030001

出　　处：《电视技术》2024年第6期136-139,共4页Video Engineering

摘　　要：广播电视同步数字体系(Synchronous Digital Hierarchy,SDH)数字微波传输系统在远距离、大容量传输等方面有着天然的技术优势,但由于传输过程中需要完成适配、复用和中继等信号处理步骤,导致系统运行时极易出现故障现象。因此,围绕SDH数字微波传输系统的设备组成、工作原理及功能模块展开深入研究,分析论证系统运行中常见的故障,解析故障原因并给出处置策略,以期为技术人员提供参考,提升广播电视SDH数字微波传输系统的稳定性和可靠性。The Synchronous Digital Hierarchy(SDH)digital microwave transmission system for broadcasting and television has natural technological advantages in long-distance and high-capacity transmission.However,due to the need to complete signal processing steps such as adaptation,multiplexing,and relay during transmission,the system is prone to malfunctions during operation.Therefore,this article conducts in-depth research on the equipment composition,working principles,and functional modules of the SDH digital microwave transmission system,analyzes and demonstrates common fault during system operation,analyzes the causes of faults,and provides disposal strategies,in order to provide technical references for technical personnel and improve the stability and reliability of the broadcasting and television SDH digital microwave transmission system.

关 键 词：广播电视 同步数字体系(SDH) 数字微波传输 

分 类 号：TN948.14[电子电信—信号与信息处理]