随着我国经济的快速发展,各行各业也在不断的发展。数字电视集黑白和彩色电视之后,慢慢的代替了人们沿用传统的有线电视信号模式,以其独特的优势,代表着电视的发展技术慢慢走向了社会。本文通过对有线电视数字化的改造实施,分析了数字电视系统实现的重点,给出了合理的工艺框架,使有线电视数字处于非常有利的前景。 With the rapid economic development in our country, all walks of life are also constantly developing. After the set of black-and-white and color television sets of digital television, it gradually replaced people’s traditional signal mode of cable TV. With its unique advantages, it represents that the development of television technology has gradually come to society. In this paper, through the digital transformation of cable television implementation, analysis of the digital television system to achieve the focus, gives a reasonable process framework, the cable television digital is in a very favorable prospect.