数字电视信号传输系统分析及未来发展趋向

Digital Television Signal Transmission System Analysis and Future Development Trend

数字电视具备宽阔的发展前景,是一个新的经济增长点。近些年,欧美、日本等国家对数字电视的发展和有关技术的开发设计进行了探寻与科学研究,从现阶段的结果看来,较多国家的数字电视市场发展日趋完善。数字电视信号传输系统是数字技术发展的重要产物,代表了一个国家科技发展的水平。分析我国数字电视的发展现状,探讨各种各样数字电视传输系统的优缺点,提出了数字电视信号传输系统应当紧跟时代潮流发展的结论。

Digital TV is considered as one of the most promising new industries in the 21st century.It has broad prospects for development and is a new economic growth point.In recent years,Europe,America,Japan and other countries have conducted exploration and scientific research on the development of digital television and the development and design of related technologies.From the results of the current stage,the digital television market in many countries has become increasingly perfect.Digital TV signal transmission system is an important product of the development of digital technology,which represents the level of scientific and technological development of a country.This paper analyzes the development status of digital TV in China,discusses the advantages and disadvantages of various digital TV transmission systems,and puts forward the conclusion that digital TV signal transmission system should follow the trend of the times.