China will develop 12 Beidou or North Dipper satellites, some destined for geostationary orbit. It plans a navigation and positioning system of more than 30 satellites, Sun said.
孙来燕说，中国还将完成12颗北斗导航卫星的系统，其中一些将会绕着赤道运行。计划中的导航以及定位系统的卫星将超过30颗。
This thesis analyzes the principle and architecture of three-star navigation system based on "Beidou" system and investigates the problems related with positioning precision.
本论文分析了基于北斗导航定位系统的三星定位系统总体结构和工作原理，对卫星导航中与定位精度有关的部分进行了研究。
This paper introduces the short message communication technology of the Beidou satellite navigation guiding and positioning system.
介绍了北斗卫星导航定位系统的简短通信技术。
In the proposed schemes, the redundant configuration of grandmaster clock using Beidou navigation satellite system, GPS (Global Positioning system) and atomic clock is discussed.
在应用方案中，讨论了利用北斗卫星定位系统、全球卫星定位系统(GPS)和原子时钟构建最高级时钟的冗余配置方案。
In the proposed schemes, the redundant configuration of grandmaster clock using Beidou navigation satellite system, GPS (Global Positioning system) and atomic clock is discussed.
在应用方案中，讨论了利用北斗卫星定位系统、全球卫星定位系统(GPS)和原子时钟构建最高级时钟的冗余配置方案。
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