卫星导航信号数学仿真技术研究  

Research on mathematical simulation technology of GNSS signal

作　　者：李军正[1] 雷道竖 李俊毅[1] 丛佃伟[1] 张伦东 LI Junzheng;LEI Daoshu;LI Junyi;CONG Dianwei;ZHANG Lundong(Institute of Geospatial Information,Information EngineeringUniversity,Zhengzhou 450002,China;Henan Aeronautical Geophysical Remote Sensing Center,Zhengzhou 450000,China)

机构地区：[1]信息工程大学地理空间信息学院,郑州450002 [2]河南省航空物探遥感中心,郑州450000

出　　处：《导航定位学报》2018年第3期1-4,共4页Journal of Navigation and Positioning

基　　金：国家自然科学基金项目(41604032)

摘　　要：针对卫星导航信号模拟源研制过程中的多体制、多系统导航信号中时空基准的一致性、多系统兼容性数学仿真难题,在分析导航信号结构、特点的基础上,研究了观测量和导航电文的生成方法,并根据多系统参数之间的时间和空间关系,提出了利用时间系统和坐标系统的转换参数解决多系统、多体制信号数学仿真的时空一致性和兼容互操作问题,并对多系统多体制信号的兼容与互操作仿真进行研究。According to the space-time datum consistency,multisystem compatibility and cooperability of multi system,multi structure satellite navigation signal simulator.Based on the analysis of the navigation signal structure and characteristics,studied the methods of generation measurement and navigation message.According to the relations between time and coordinate system,this paper using consistency to solve multi structure and multi navigation system signal mathematical simulation.And carry out research on the simulation of multisystem compatibility and cooperability.

关 键 词：全球卫星导航系统 接口控制文档 卫星导航信号模拟器 导航电文 兼容与互操作 

分 类 号：P228[天文地球—大地测量学与测量工程]