摘要
广电接入网大宽带既包括高带宽的双向传输,也包括大容量的广播式下行传输,两者融合构建成具有广电特色的大宽带。介绍TVPON、TVPCN和EPON、EPCN如何在有线广播电视网络改造和建设中实现完美结合,指出当前尽快实现有线广播电视网络大容量双向传输的一种建网思路。
The broadband with network access of the broadcast and television network includes the two-way transmission of high broadband and the downward transmission of large capacity broadcast type. The combination of the two is the base of the construction of the broadband with broadcasting characteristics. This article introduces the perfect combination of TVPON, TVPCN, EPON and EPCN in the construction of CATV network. The article also points out a way of realizing the large capacity two-way transmission of CATV network.
出处
《中国有线电视》
2008年第10期1045-1047,共3页
China Digital Cable TV
