Discussion of Realizing the Tri?鄄networks Integration through EPON Access Network Technology

Xia Wenguang（Architectural Design and Research Institute，China University of Mining and Technology，

Xuzhou 221008，Jiangsu Province，China）

Abstract This paper describes the technology of PON（passive optical network），analyzes the feasibility of realizing integration of “ Tri?鄄networks Integration” （telecom networks，radio and TV networks and Internet）in buildings by adopting EPON，and explains how to resolve the problem of power supply reliability for active communication devices which uses EPON technology in buildings.

Key words　EPON　Access network technology 　Passive optical network　Tri?鄄networks integration

摘　要　介绍了 PON 无源光网络技术；分析建筑物采用 EPON 以太无源光网络作为接入网，实现“三网融合”（电信网、广播电视网、互联网）的可行性；阐述 EPON 接入网技术中存在的建筑物内有源通信设备如何解决供电可靠性的问题。

关键词　EPON　接入网技术　无源光网络　三网融合