超清版 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
- 文件大小：1.51 MB
- 标准类型：航空航天民航
- 标准语言：中文版
- 文件类型：PDF文档
- 更新时间：2025-03-19
- 下载次数：
- 标签：
资料介绍
ICS 49.020
CCS V 04
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
Interface specification for signal in space of BeiDou satellite
navigation system—Part 5： Open service signal B2b
2024⁃07⁃24 发布2024⁃07⁃24 实施
国家市场监督管理总局
国家标准化管理委员会发布
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···········································································································2
5 信号特性·················································································································3
5.1 信号结构···········································································································3
5.2 信号调制···········································································································3
5.3 逻辑电平···········································································································4
5.4 极化方式···········································································································4
5.5 载波相位噪声·····································································································4
5.6 杂散·················································································································4
5.7 相关损耗···········································································································4
5.8 数据/码一致性····································································································4
5.9 信号一致性········································································································4
5.10 地面接收功率电平······························································································4
CCS V 04
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
Interface specification for signal in space of BeiDou satellite
navigation system—Part 5： Open service signal B2b
2024⁃07⁃24 发布2024⁃07⁃24 实施
国家市场监督管理总局
国家标准化管理委员会发布
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···········································································································2
5 信号特性·················································································································3
5.1 信号结构···········································································································3
5.2 信号调制···········································································································3
5.3 逻辑电平···········································································································4
5.4 极化方式···········································································································4
5.5 载波相位噪声·····································································································4
5.6 杂散·················································································································4
5.7 相关损耗···········································································································4
5.8 数据/码一致性····································································································4
5.9 信号一致性········································································································4
5.10 地面接收功率电平······························································································4