中国有线电视
中國有線電視
중국유선전시
CHINA CABLE TELEVISION
2013年
11期
1259-1262
,共4页
数字电视前端系统%卫星信号接收%射频输出
數字電視前耑繫統%衛星信號接收%射頻輸齣
수자전시전단계통%위성신호접수%사빈수출
digital TV front-end system%satellite signal reception%RF output
主要介绍基于IP架构的数字电视前端系统,系统链路简单,环节少,基于IP路由交换,信号交换灵活,减少了系统的复杂连线,易于实现备份;模块化结构,系统集成度高,与传统的前端系统相比,节省了设备占用空间。结合实际应用,对系统设计思路、特色功能进行分析。
主要介紹基于IP架構的數字電視前耑繫統,繫統鏈路簡單,環節少,基于IP路由交換,信號交換靈活,減少瞭繫統的複雜連線,易于實現備份;模塊化結構,繫統集成度高,與傳統的前耑繫統相比,節省瞭設備佔用空間。結閤實際應用,對繫統設計思路、特色功能進行分析。
주요개소기우IP가구적수자전시전단계통,계통련로간단,배절소,기우IP로유교환,신호교환령활,감소료계통적복잡련선,역우실현비빈;모괴화결구,계통집성도고,여전통적전단계통상비,절성료설비점용공간。결합실제응용,대계통설계사로、특색공능진행분석。
This paper mainly introduces the digital TV front-end system based on IP architecture .The system has the advantages of simple exchange link , based on IP routing , switching flexibility , saves the complex con-nection system , easy to implement backup;modular structure , high integration , compared with the traditional front-end system , large-scale saves space occupied by the equipment .Combined with practical application , the system design , system features are analyzed .