多通带滤波器在地面数字电视发射系统中的应用  

Application of Multi-band Bandpass Filter in Terrestrial Digital Television Transmitting System

作　　者：云瑞平 王轶冬 Yun Ruiping;Wang Yidong(Media Convergence Center of Yijinhuoluo,Inner Mongolia 017200,China;Jiangsu MTH Communication Technologies Co.,Ltd.,Jiangsu 212000,China)

机构地区：[1]伊金霍洛旗融媒体中心,内蒙古017200 [2]江苏德是和通信科技有限公司,江苏212000

出　　处：《广播与电视技术》2020年第5期105-107,共3页Radio & TV Broadcast Engineering

摘　　要：本文介绍了多通带滤波器在地面数字电视发射系统中的三个常见应用,即规范宽带数字电视发射机输出频谱、规范频道可调数字电视发射机输出频谱、构成多通带频道合成器等。This paper introduces three common applications of multi-band bandpass flter in terrestrial digital television transmission system. The flter can be used to regulate output spectrum of broadband digital TV transmitters, regulate output spectrum of channel-adjustable digital TV transmitters, and form a multi-passband channel synthesizer, and etc..

关 键 词：带通滤波器 双通带 多通带 数字电视发射机 多工器 

分 类 号：TN943[电子电信—信号与信息处理]