Home / Standards / GB/T 39414.5-2024 GB/T 39414.5-2024 Active Interface specification for signal in space of BeiDou satellite navigation system—Part 5: Open service signal B2b 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 Standard Type GBT ICS 49.020 CCS V04 Status 现行 Issue Date 2024-07-24 Implementation 2024-07-24 Responsible Dept 中央军委装备发展部 Drafting Unit N/A