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汕头市广播电视台网络中心开展CABLE MODEM接入宽带网业务已经有三四年时间,在这之前,我们就对有线电视网络进行改造,把网络的结构由过去的单一电缆网变成光纤电缆混合网(HFC),即由单向网变成双向传输网,而HFC电缆分配网是由分支分配器组成的,传输通道被大量用户共享使其处于一
Shantou Radio and Television Network Center to carry CABLE MODEM access broadband network business has been three or four years, before that, we will transform the cable television network, the network structure from a single cable network in the past into a fiber-optic cable hybrid network (HFC), that is, a one-way network into a two-way transmission network, and HFC cable distribution network is composed of branch distributor, the transmission channel is shared by a large number of users in a