It has been found that unknown meteor showers could be efficiently discovered from the single station video meteor datab......

Single-station passive localization technology avoids the complex time synchronization and information exchange between ......

研究卫星信号优化电离层测量精度问题,电离层折射误差改正量TEC是卫星导航定位以及遥感、遥测等空间应用工程中备受关注的参量。现......

针对传统无源定位系统中定位精度差、收敛速度慢的特点,研究了基于多普勒频率变化率的定位原理,建立了基于多普勒频率变化率的固定......