三网融合中PON技术的选择

Choice of PON Technology in Triple Play

随着互联网及全球性IP网络的迅速发展,宽带和基于宽带的业务接入已经成为整个接入网络的发展趋势,而融合也是电信网络发展的必然趋势和一直追求的目标。如今,人们的通信需求已经由单纯的语音FTTx向着多媒体FTTx迈进,反映在具体的运营业务上,表现为IPTV、HDTV、数字家庭等业务的兴起。而影响这些业务的关键因素则是网络接入速度和网络承载能力。本文通过分析PON技术特点,以便得出在三网融合的现阶段该选择哪种PON技术。

With the Internet and the rapid global development of IP networks,broadband and business based on broadband access has become the development trend of the access network,and integration is the inevitable trend of development of telecommunication networks and has been pursuing.Today,people s communication needs have been from a simple voice FTTx forward toward the media FTTx,reflected in specific operations,the performance of IPTV,HDTV,the rise of digital home business.The key factors affecting these busines...