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有线电视涉及千家万户,是家庭通向社会的窗口,是党和政府联系群众的纽带和桥梁。有线电视数字化,是科技发展的必然趋势。加快推进市县有线电视数字化,是数字电视普及的必然要求。本文以泰州市、县两级有线数字电视平台建设为实例,分别介绍了市、县两级广播节目播出前端,互动电视播出平台,CA系统,BOSS接入等建设要求、实现方法和管理方式。同时就地(市)播出前端适应县(市)播出需求给出了清流和加扰流两种解决方案。
Cable television involves millions of households, is the window to the community family, is the party and the government linkages with the masses of the bridge. Digitalization of cable television is the inevitable trend of development of science and technology. Accelerating the digitization of cable television in cities and counties is a necessary requirement for popularization of digital television. This paper takes the construction of cable digital TV platform in Taizhou city and county as an example to introduce the construction requirements of broadcasting program broadcast front end, interactive TV broadcast platform, CA system and BOSS access at municipal and county level, respectively, to realize the method and management the way. At the same time (local) (city) broadcast front-end adapt to the county (city) broadcast demand given clear stream and scramble stream two solutions.