数字电视技术在有线电视网络中的应用

Application of Digital Television Technology in Cable Television Network

随着科技的飞速发展,数字电视技术已成为有线电视网络的重要组成部分,推动了广播电视行业的革新与升级。本文首先简要介绍了数字电视技术的基本概念及其在有线电视网络中的应用背景,随后详细分析了数字电视技术的传输原理、关键技术及其在有线电视网络中的具体应用案例,包括信号编码与解码、调制与解调、多路复用与解复用等。

With the rapid development of science and technology,digital television technology has become an important part of cable television network,and has promoted the innovation and upgrading of the radio and television industry.This paper first briefly introduces the basic concepts of digital television technology and its application background in cable television network,and then analyzes in detail the transmission principles and key technologies of digital television technology as well as specific application cases in cable television network,including signal encoding and decoding,modulation and demodulation,multiplexing and demultiplexing.