ICS 33.180 CCS  M 33 YD 中华人民共和国 通信行业标准 YD/T 3834.2 —XXXX 量子密钥分发（ QKD）系统技术要求 第2 部分：基于高斯调制相干态协议的 QKD系 统 Technical requirements for quantum key distribution (QKD) system -Part2: Gaussian modulation coherent protocol QKD system （报批稿） 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 3834.2—xxxx I目  次 前言 ....................................................................................................................................................................... II 引言 ..................................................................................................................................................................... III 1 范围 ................................................................................................................................................................... 1 2 规范性引用文件 ............................................................................................................................................... 1 3 术语和定义 ....................................................................................................................................................... 1 4 符号和缩略语 ................................................................................................................................................... 2 5 系统分类 ........................................................................................................................................................... 2 5.1 系统应用代码 ............................................................................................................................................ 2 5.2 波长区间分配 ............................................................................................................................................ 3 6 系统模型和参考点 ........................................................................................................................................... 3 7 系统参数要求 ................................................................................................................................................... 5 8 QKD设备技术要求 ........................................................................................................................................... 5 8.1 QKD发送端 ................................................................................................................................................ 5 8.2 QKD接收端 ................................................................................................................................................ 7 8.3 协商信号收发模块 .................................................................................................................................... 8 8.4 控制处理模块 ............................................................................................................................................ 9 8.5 密钥接口模块 .......................................................................................................................................... 10 8.6 管理接口模块 .......................................................................................................................................... 10 9 合/分波器技术要求 ........................................................................................................................................ 10 10 光路交换机技术要求 ................................................................................................................................... 10 11 系统其他要求 ............................................................................................................................................... 10 11.1 系统长期稳定性 .................................................................................................................................... 10 11.2 系统冗余保护 ..................................................................................................................