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(上接第0 9/ 1 0期)五 网络设备管理系统1 概述随着CADTV系统功能的逐渐增加、系统规模的日益扩大,前端设备的数量、厂家,信号的来源、种类、数量都在成倍增加,数字信号的高度压缩复用,使模拟时代只对信号电平监控的方式已经远远不能满足数字时代的要求,数字电视系统对网络设
(Continued 0 9/1 0) Network Equipment Management System 1 Overview With the gradual increase in the function of CADTV system, the system has been expanding, the number of front-end equipment, manufacturers, the source of the signal, type and quantity are in the Multiplied, a high degree of digital signal compression multiplexing, so that the analog times only the signal level monitoring has been far way to meet the requirements of the digital age, digital television system on the network