Standard No.:	YD/T 1991-2009
English Name:	Technical requirements for N×40Gbit/s optical wavelength division multiplexing （WDM） systems
Chinese Name:	Nx40Gbit/s 光波分复用（WDM）系统技术要求
Chinese Classification:	M33    Optical communication equipment
Professional Classification:	YD    Professional Standard - Telecommunication
ICS Classification:	33.040.20 33.040.20    Transmission systems 33.040.20
Source Content Issued by:	Ministry of Industry and Information Technology
Issued on:	2009-12-11
Implemented on:	2010-1-1
Status:	superseded
Superseded by:	YD/T 1991-2016 Technical requirements NX40Gbit／s optical wavelength division multiplexing(WDM)systems
Superseded on:	2016-7-1
Target Language:	English
File Format:	PDF
Word Count:	14000 words
Translation Price(USD):	420.0
Delivery:	via email in 1~3 business day

本标准规定了单通路速率为40Gbit/s 密集波分复用（DWDM）系统在C波段传输时的技术要求，主要包括系统分类、系统参数要求、光波长转换单元（OTU）技术要求、波分复用器件的基本要求、光放大器技术要求、色散补偿技术要求、前向纠错（FEC）技术要求、动态功率控制和增益均衡技术要求、光分插复用（OADM）技术要求、光监控通路要求、传输功能和性能要求、网络管理要求和自动功率减小（APR）进程要求等。
本标准适用于单通路速率为40Gbit/s，工作在C波段100GHz或50GHz波长间隔WDM系统，同时适用于单通路速率为10Gbit/s、40Gbit/s混合传送WDM系统。