双向机顶盒入户安装情况分析  

Analysis of Two-Way STB In-house Installation Situation

作　　者：周春宏[1] 何江浩[1] 韩峰[1] 

机构地区：[1]大同市广播电视信息网络中心

出　　处：《广播与电视技术》2009年第10期100-104,15,共5页Radio & TV Broadcast Engineering

摘　　要：双向机顶盒要在用户家中正常使用,还有大量细致的技术工作要逐户完成。大同广电在该业务拓展中从线路变更、指标测试、安装调试、使用指导方面都进行了详细规划,并对以后系统扩容、带宽改善提出设想。Significance of the opening of two-way business is unusual to digital TV operators, and two-way STB in-house installation is the key to two-way business development. This paper summarizes practical experience of two-way STB in-house installation, analyzes causes of problems that usually meet, and provides ideas for system capacity expanding and bandwidth improving in the future.

关 键 词：双向机顶盒 CMTS CM DOCSIS标准 带宽保证 

分 类 号：TN949.197[电子电信—信号与信息处理] TS941.562[电子电信—信息与通信工程]