ICS 33.040.20 M33 YD 中华人民共和国 通信行业标准 YD/T XXXX —XXXX 城域N×400Gbit/s 光波分复用（ WDM）系统 技术要求 Techn ical requirements for metro N× 400Gbit/s Wavelength Division Multiplexing(WDM) systems XXXX - XX - XX发布 XXXX - XX - XX实施 中华人民共和国工业和信息化部 发布 YD/T XXXX -XXXX I 目 次 前 言 ................................ ................................ ................................ ................................ ................................ ............................ III 1 范围 ................................ ................................ ................................ ................................ ................................ ................................ ....1 2 规范性引用文件 ................................ ................................ ................................ ................................ ................................ ............ 1 3 术语和定义 ................................ ................................ ................................ ................................ ................................ ..................... 1 4 缩略语 ................................ ................................ ................................ ................................ ................................ ............................... 1 5 系统分类及应用代码 ................................ ................................ ................................ ................................ ................................ ..2 5.1 概述 ................................ ................................ ................................ ................................ ................................ ........................... 2 5.2 城域 N× 400Gbit/s WDM 系统分类和应用代码 ................................ ................................ ................................ ......2 5.3 城域 N× 400Gbit/s WDM 系统光波长区的分配 ................................ ................................ ................................ ......3 6 系统参数要求 ................................ ................................ ................................ ................................ ................................ ................ 6 6.1 参考点定义 ................................ ................................ ................................ ................................ ................................ ............. 6 6.2 主光通道接口参数要求 ................................ ................................ ................................ ................................ .................... 9 7 OTU技术要求 ................................ ................................ ................................ ................................ ................................ ............. 12 8 FEC功能和性能要求 ................................ ................................ ................................ ................................ ................................ 14 9 波分复用器件技术要求 ................................ ................................ ................................ ................................ .......................... 14 10 放大器的技术要求 ................................ ................................ ................................ ................................ ................................ . 14 11 动态功率控制和增益均衡技术要求 ................................ ................................ ................................ ............................... 14 12 OADM技术要求 ................................ ................................ ................................ ................................ ................................ ...... 15 13 系统监控通路技术要求 ................................ ................................ ................................ ................................ ....................... 15 14 传输功能和性 能要求 ................................ ................................ ................................ ................................ ............................ 15 14.1