摘要
对现有数字电视前端系统进行深入分析,提出地市级前端数字电视应急备份系统设计思路,此方案简化了备份系统硬件构成,降低了系统投资成本,实现了本地信源的有效备份,主要介绍系统建设原则、基本原理及其方案流程。
This article gives a method on HDTV backup system design. This method can simplify the hardware, reduce the cost, and realize the backup of local signal source efficiently. This article also introduces the design principles and hardware implementation of this system.
出处
《中国有线电视》
2008年第10期1023-1024,共2页
China Digital Cable TV
