摘要
本文介绍了邻频道数字电视双工器的主要技术指标,包括工作频道、频道带宽、反射损耗、插入损耗、隔离度、温度系数、满功率温升等,并重点分析了影响邻频道数字电视双工器插入损耗指标的因素,对构建邻频道数字电视无线发射系统给出了有益的建议。
This paper introduces main technical specifications of adjacent channel DTV duplexer,including working channel,channel bandwidth,reflection loss,insertion loss,isolation,temperature coefficient,full power temperature rise,etc..This paper focuses on analysis of the factors affecting insertion loss of adjacent channel DTV duplex,which provides useful suggestions for construction of adjacent channel DTV wireless transmission system.
作者
张增赋
Zhang Zengfu(No.710 Broadcasting Station,Baotou City,Inter Mongolia 014030,China)
出处
《广播与电视技术》
2020年第6期108-111,共4页
Radio & TV Broadcast Engineering
关键词
数字电视
双工器
邻频道
插入损耗
交叉耦合
Digital TV
Duplexer
Adjacent channel
Insertion loss
Cross-coupling
