莱州市地面数字电视系统的建设实践  

Construction Practice of Laizhou Terrestrial Digital TV System

作　　者：李好平 滕旭光 李东尧 LI Haoping;TENG Xuguang;LI Dongrao(Laizhou Integrated Media Center,Laizhou 261400,China)

机构地区：[1]莱州市融媒体中心,山东莱州261400

出　　处：《中国有线电视》2021年第12期1239-1241,共3页China Digital Cable TV

摘　　要：通过地面数字电视系统的建设,对地面数字电视前端平台、天馈线等系统的工作流程进行了研究,提出了建设及运行维护过程中要重点关注的技术指标,可以及时发现、及时处理故障隐患,保障广播电视信号传输发射的准确性与安全性。The work flow of terrestrial digital TV front-end platform,antenna feeder and other systems is studied through the construction of terrestrial digital TV system,and proposed that the technical indicators,which can help with identifying hidden troubles in time need to be focused on in the process of construction,operation and maintenance,so as to ensure the accuracy and safety of radio and TV signal transmission.

关 键 词：信源系统 发射系统 天馈线系统 

分 类 号：TN949.197[电子电信—信号与信息处理]