1.
The influences of GPS ephemerises accuracy to the precise point positioning
GPS星历精度对精密单点定位的影响
2.
Algorithm and Implementation of GPS Ephemeris Demodulation and UTC Time Conversion
GPS星历解调和UTC时间转换的算法与实现
3.
INFLUENCE OF SOLAR ACTIVITY ON GPS BROADCAST EPHEMERIS
太阳活动对GPS卫星广播星历的影响
4.
APPLICATION OF IGU EPHEMERIS TO MOUNTAIN-BASED GPS OBSCURATION PREDICTION
IGU星历在山基GPS掩星预报中的应用
5.
The Effect of Different Ephemeris on the Exactness of GPS Data Processing
不同卫星星历对GPS数据处理的影响
6.
Evaluation Analysis on GPS Broadcast Ephemeris Parameters Based on the Ephemeris Fitting
基于星历拟合的GPS广播星历参数评估分析
7.
Comparison of GPS Orbit Interpolation Method Based on Precise Ephemeris
GPS精密星历的轨道内插方法比较
8.
Precision Analysis on Orbit and Clock of GPS Satellites Broadcast Ephemeris
GPS系列卫星广播星历轨道和钟的精度分析
9.
Effect and Analyse of Broadcast Ephemeris Errors on GPS Survey Precision
卫星星历误差对GPS定位精度的影响与分析
10.
Comparison of Broadcasting Ephemeris and Precise Ephemeris on GPS Baselines Processing
广播星历和精密星历解算GPS基线成果的比较分析
11.
Analysis on GPS satellite clock error linear prediction from IGS ultra-rapid products
基于IGS超快星历的GPS钟差线性预报分析
12.
REGIONAL ORBIT DETERMINATION OF NAVIGATION SATELLITE BASED ON PRIORI ORBIT CONSTRAINT INFORMATION
历史轨道约束信息下的区域站GPS卫星轨道确定
13.
The application of IGS Ultra-rapid ephemeris in high-precision real-time GPS survey
基于IGS超快速星历的高精度实时GPS测量
14.
GPS/GLONASS INTEGRATED POINT POSITIONING BASED PRECISION EPHEMEREDES
基于精密星历的GPS/GLONASS组合单点定位研究
15.
DISCUSSION ABOUT THE INFLUENCE OF ESTABLISHING PRECISION PROJECT CONTROL NET AND THE BROADCASTING ATELLITE CALENDAR’S ERROR TO THE ACCURACY OF THE RELATIVE FIXED POSITION
浅谈GPS建立精密工程控制网、广播星历误差对相对定位精度的影响
16.
Gravity Field Modeling on the Basis of Satellite Accelerations Directly Derived from Onboard GPS Measurements
利用星载GPS历元差分计算的平均加速度反演地球重力场
17.
A GPS/GPRS System of Vehicles;
车载GPS/GPRS卫星定位系统
18.
PRECISE ORBIT DETERMINATION OF LOW EARTH ORBIT SATELLITE AND GPS SATELLITE BASED ON COMBINED ORBIT DETERMINATION STRATEGY
低轨卫星与GPS导航卫星联合定轨研究