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本文介绍了光分布网络的各种不同结构。在该网络中采用光纤来传输广播式或交互式业务所要求的数字视频信号。此外,还从技术和经济角度分析了几种选择方案。
This article describes the various structures of light distribution networks. Optical fibers are used in the network to transmit digital video signals required for broadcast or interactive services. In addition, several options have been analyzed both technically and economically.