ICS 33.030 CCS M21 YD 中华人民共和国通信行业标准 YD/T [XXXX]—[XXXX] 基于区块链的智慧城市关键指标数据管 理架构 Architecture of blockchain-based unified KPI data management for smart cities （ITU-T Y.4907：2020，Reference architecture of blockchain-based unified KPI data management for smart sustainable cities，MOD） （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 ×××××—×××× I 目　　次 前　　言 ............................................................................................................................................................. II 1 范围 ................................................................................................................................................................... 1 2 规范性引用文件 ............................................................................................................................................... 1 3 术语和定义 ....................................................................................................................................................... 1 4 缩略语 ............................................................................................................................................................... 2 5 BKDMS 概述 ................................................................................................................................................... 3 6 BKDMS 的通用特征和需求 ........................................................................................................................... 3 6.1 通用特征 .................................................................................................................................................... 3 6.2 通用需求 .................................................................................................................................................... 3 7 BKDMS 的参考架构 ....................................................................................................................................... 4 7.1 BKDMS 的参考架构 ................................................................................................................................ 4 7.2 设备和感知层 ............................................................................................................................................ 4 7.3 网络层 ........................................................................................................................................................ 5 7.4 服务和应用支撑层 .................................................................................................................................... 5 7.5 应用层 ........................................................................................................................................................ 5 7.6 管理和安全 ................................................................................................................................................ 5 8 BKDMS 的主要工作过程 ............................................................................................................................... 5 9 SC KPI数据的通用参考结构 ......................................................................................................................... 7 9.1 SC KPI数据概述 ...................................................................................................................................... 7 9.2 统一 KPI数据结构 ................................................................................................................................... 7 9.3 统一 KPI数据加密 ................................................................................................................................... 8 9.4 用于存储的 KPI数据结构 ....................................................................................................................... 8 10 安全要求 .......................................................................................................................................