从鞍山的数字电视看当代的电视技术水平

To Study Contemporary TV Technology Level from Anshan digital TV

随着信息技术的不断发展，电视技术已进入从模拟电视升级为数字电视的革命性阶段，电视也早已超越了人们对传统电视传播视频以及音频信息的认识。本文主要介绍了数字电视技术的发展、特点及主要功能，并以鞍山市数字电视服务平台为背景，分析了目前国内数字电视的现状及发展趋势。

Along with the development of the information,the television technique get into period from anology television to digital television,and the television has also overstepped the knowledge of people about delivering the vedio and voice.This thesis provide information about the development,characteristic and effect of the digital television,and is on the background of Anshan Cable television station,analysising the actuality and trend of development of Chinese digital television.