有线电视系统前端功能和前端设计  

Function and Design of Leading End of Cable TV System

作　　者：王彦杰 Wang Yanjie(Tongjiang Center for Convergence Media, Tongjiang 156400, China)

机构地区：[1]同江市融媒体中心,黑龙江同江156400

出　　处：《黑龙江科学》2020年第20期104-105,共2页Heilongjiang Science

摘　　要：为提升有线电视系统功能,更好地实现信号传输,介绍了有线电视传输前端功能,分析了前端设计的具体内容,即:合理分配系统指标,选择最佳信号源,做好节目规划与频道配置,确定前端组成方式、输入电平、输出电平。In order to improve the function of cable TV system and better achieve signal transmission,the research introduces the transmission leading end function of cable TV,and analyzes the specific content of the design of leading end,i.e.rationally distributing system index,selecting optimum signal source,doing well in program project and channel configuration,and determining constitute way,input level and outgoing level of leading end.

关 键 词：有线电视系统 前端功能 前端设计 

分 类 号：TN943.6[电子电信—信号与信息处理]