北斗卫星信号结构及其特性分析  

Analysis of Beidou Satellite Signal Structure and Its Characteristics

作　　者：聂光皓 申亮亮[2] 王新龙[1] 蔡远文 陈鼎 Nie Guanghao;Shen Liangliang;Wang Xinlong;Cai Yuanwen;Chen Ding(School of Astronautics,Beihang University,Beijing 100083,China;Beijing Institute of Control&Electronic Technology,Beijing 100038,China;Department of Graduate School,Space Engineering University,Beijing 101416,China;State Key Laboratory of Space-Ground Information Technology,Beijing 100086,China)

机构地区：[1]北京航空航天大学宇航学院,北京100083 [2]北京控制与电子技术研究所,北京100038 [3]航天工程大学研究生院,北京101416 [4]天地一体化信息技术国家重点实验室,北京100086

出　　处：《航空兵器》2020年第5期73-80,共8页Aero Weaponry

基　　金：国家自然科学基金项目(61673040);航空科学基金项目(20170151002);天地一体化信息技术国家重点实验室基金项目(2015-SGIIT-KFJJ-DH-01);试验技术项目(1700050405)。

摘　　要：卫星导航信号的结构和特性对导航系统的性能起着决定性作用,目前我国自主研发的北斗三代全球卫星导航系统采用了新的信号体制,有利于进一步改善北斗导航系统的整体性能。本文详细阐述了北斗新体制信号的结构,深入分析了新体制信号结构对北斗导航系统性能的影响,对北斗全球卫星导航系统的发展前景进行了展望。The structure and characteristics of satellite navigation signals play a decisive role in the innate performance of the navigation system.At present,the Beidou three-generation satellite navigation system independently developed by China adopts a new signal system,which is conducive to further improving the overall performance of Beidou navigation system.This paper elaborates the structure of the Beidou new system signal and deeply analyzes the impact of the new signal structure on the performance of the Beidou navigation system,and looks forward to the development prospect of Beidou global satellite navigation system under the new signal system.

关 键 词：全球卫星导航系统 北斗三代 信号体制 整体性能 信号结构 

分 类 号：TJ86[兵器科学与技术—武器系统与运用工程] V47[航空宇航科学与技术—飞行器设计]