GB/T 39414.5-2024北斗卫星导航系统空间信号接口规范　第5部分：公开服务信号B2b.pdf

ICS49.020

CCSV04

中华人民共和国国家标准

GB/T39414.5—2024

北斗卫星导航系统空间信号接口规范

第5部分：公开服务信号B2b

InterfacespecificationforsignalinspaceofBeiDousatellite

navigationsystem—Part5：OpenservicesignalB2b

2024⁃07⁃24发布2024⁃07⁃24实施

国家市场监督管理总局

发布

国家标准化管理委员会

GB/T39414.5—2024

目次

前言··························································································································Ⅴ

引言··························································································································Ⅵ

1范围·······················································································································1

2规范性引用文件········································································································1

3术语、定义和缩略语···································································································1

3.1术语和定义········································································································1

3.2缩略语··············································································································1

4北斗系统概述···········································································································2

4.1空间星座···········································································································2

4.2坐标系统···········································································································2

4.3时间系统······················································································