摘要
广播电视是人们观看电视节目和获取新闻信息的重要渠道,在人们的日常生活中占据重要地位。广播电视信号传输与发射过程中会受到多种因素的影响,这些因素可能影响信号的安全性和稳定性,进而影响节目的有序播出,严重时甚至会引发播出事故,对社会产生不良影响。因此,采取有效的措施防范这些影响因素至关重要。文章概述广播电视信号传输与发射的影响因素,分析广播电视信号传输与发射抗干扰技术,探讨这些影响因素的排除方法。
Radio and television is an important channel for people to watch television programs and get news information,which occupies an important position in people's daily life.The transmission and transmission of radio and television signals will be affected by many factors,which may affect the security and stability of signals,and then affect the orderly broadcast of programs,and even lead to broadcast accidents in serious cases,which will have a negative impact on society.Therefore,it is very important to take effective measures to prevent these influencing factors.This paper mainly summarizes the influencing factors of radio and television signal transmission and emission,analyzes the anti-interference technology of radio and television signal transmission and emission,and discusses the elimination methods of these influencing factors.
作者
李曼
LI Man(Hebei Province Radio and Television Launch Station 307,Shijiazhuang 050000,China)
出处
《电声技术》
2023年第12期57-59,共3页
Audio Engineering
关键词
广播电视信号
传输与发射
空间隔离
信号加密
broadcast and television signal
transmission and emission
spatial isolation
signal encryption