摘要
简要介绍了 x DSL、SDH、HFC、ATM- PON、WDM- PON和无线接入等宽带接入的几种技术 ,比较了其优缺点 ,指出了宽带接入的发展方向 ,认为 ATM- PON技术是实现 B- ISDN的核心技术 ,是光纤到路过和光纤到家的优选技术 ,是目前比较理想的解决方案。最后说明三网融合是信息网发展的必然结果。
In this paper, the technologies of xDSL, SDH, HFC, ATM PON, WDM PON and wireless access are briefly described. The main advantages and disadvantages of them are compared. Development trends of broadband access network is made. APON technology is a key technology for B ISDN. It is the first choice for FTTH/C. The integration of the three networks has become a major trend for future information industrial development.
出处
《光通信技术》
CSCD
北大核心
2001年第3期167-171,共5页
Optical Communication Technology
关键词
XDSL
HFC网
宽带接入网
通信网
xDSL
SDH
HFC
ATM PON
WDM PON
wireless access
three network integration
