调频广播天馈线系统备份设计与实现  

Design and Implement of the Backup for Frequency Modulated Antenna Feeder System

作　　者：王龙 WANG Long(Qingdao Media Group,Qingdao 266000,China)

机构地区：[1]青岛市广播电视台,山东青岛266000

出　　处：《电视技术》2024年第7期135-138,共4页Video Engineering

摘　　要：广播电视无线发射系统中,随着发射功率的不断增大,天馈线系统作为单节点设备所面临的压力和潜在的安全隐患随之增加。对此,探讨调频天馈线系统备份的重要性和必要性,重点介绍目前天馈线备份的常见方式和天线极化以及技术方案的设计与实现等。In radio and television wireless transmission system,with the increase of transmission power,the antenna feeder system as a single node device faces great pressure and potential security risks.In this paper,the importance and necessity of the backup of frequency modulated antenna feeder system are discussed,and the common ways of antenna backup and antenna polarization are introduced,as well as the design and implementation of the technical scheme.

关 键 词：天馈线系统 调频天线 备份 天线开关板 极化 

分 类 号：TN934.2[电子电信—信号与信息处理]