卫星轨道

GPS和GLONASS广播星历形式适合于某一类卫星轨道，但存在一定局限性。

The GPS ephemeris and GLONASS ephemeris adapt to some kind of the satellite orbits while they have some shortcoming .

如何有效利用卫星轨道和频谱资源

How to Make Effective Use of the Satellite Orbits and Spectrum Resources

历史轨道约束信息下的区域站GPS卫星轨道确定

Regional orbit determination of navigation satellite based on priori orbit constraint information

利用GPS伪距观测值确定低轨卫星轨道的探讨

Research on Orbit Determining of Low Earth Orbit Satellites with GPS Pseudo-range Observations

GPS水汽监测中卫星轨道处理分析

Orbit Disposal and Analysis on GPS Water Vapor Sounding

通过建立B平面用迭代方法得到满足要求的月球卫星轨道，并认为定相环形转移轨道的测控优于直接转移轨道。

It shows the phasing loop transfers are better than the direct transfers in the tracking and guidance .

基于BP神经网络的纳卫星轨道热环境辨识

Thermal Environment Identification of Nano Satellite on Orbit Based on BP Neural Network

卫星轨道误差对SAR干涉处理的影响研究

Research on effects of satellite orbit error on SAR Interferometry

卫星轨道对于长距离、大范围的GPS定位来说，也是一项比较大的误差源。

For long distance GPS positioning , orbit bias is an important bias source of positioning .

基于OpenGL的GPS卫星轨道仿真与可视化实现

Simulation and Visualization Realization of GPS Orbit Based on OpenGL

卫星轨道Kalman滤波稳健估计

Robust Kalman Filtering for Satellite Orbit Determination

LEO卫星轨道参数对GPS掩星数量和分布的影响

Effect of LEO Satellite 's Orbit Parameter on GPS Occultation Event 's Number and Distribution

基于B-spline和正则化算法的低轨卫星轨道平滑

Smoothing a satellite orbit on the basis of B-spline and regularization

为星载SAR仿真系统开发了卫星轨道仿真的软件模块。

Developed a software module for the spaceborne SAR simulation system , which simulates the satellite orbit .

SAR卫星轨道数据精度对Doris获取DEM精度的影响研究

Influence of SAR orbital data to the accuracy of dem by doris

USB与VLBI联合确定探测一号卫星轨道

Joint Orbit Determination for TC-1 Satellite with USB and VLBI

LEO卫星轨道设计中的主要摄动源影响评估

Evaluation of Effects of Main Perturbation Forces on the LEO Orbit Design

IGS超快速星历预推GPS卫星轨道精度分析

The precision analysis of IGS ultra-rapid ephemeris

对RD定位模型的构建和直接及间接定位算法进行了详细探讨。本文对比评价了几种卫星轨道描述方法，并设计了从不同SAR数据产品的元数据中提取必需成像参数的技术框架。

The methods to construct RD geo-location model and the algorithms to solve the model directly and indirectly were explored in detail .

介绍描述SAR构像几何的坐标系统及距离多普勒方程，同时，介绍卫星轨道及描述卫星轨道的参数。

The Range-Doppler equations which describing the SAR image geometry and related space coordinate system are presented , as well as satellite orbit and orbit parameter .

DORIS是法国研制的一套先进的地基卫星轨道跟踪测量系统。

DORIS is an advanced ground-based satellites orbit tracking system developed by French .

单颗LEO卫星轨道参数对GNSS反射事件分布和数量影响的模拟研究

Simulation of Impacts of Single LEO Satellite Orbit Parameters on GNSS Reflection Event 's Distribution and Number

利用CHAMP卫星轨道和加速度计数据推求地球重力场模型

Gravity Field Recovery from CHAMP Orbits and Accelerometer Data

本论文将卫星轨道预报技术和计算机仿真技术相结合，提出了基于GIS控件建立卫星在轨运行仿真平台的设计思想。

In this thesis the idea of building a simulation platform of satellite in orbit based on GIS control is present , combining the orbit predict technology and computer simulation technology .

EOP预报误差对导航卫星轨道预报的影响分析

Influence of EOP Prediction Errors on Orbit Prediction of Navigation Satellites

SLR资料精密测定GLONASS卫星轨道

GLONASS Orbit Determination by Using SLR Data

GLONASS卫星轨道积分算法分析

On Integral Methods of GLONASS Satellite Orbit

以同步生成的模拟精度序列为参照，就掩星观测中电离层延迟对LEO卫星轨道误差的响应程度进行了估计和分析。

With the simultaneously generated precision series , the response of ionospheric phase delay to the LEO satellite orbit biases is assessed and analyzed .

从卫星轨道布置方式、信号与频率设计方法、伪卫星技术及信号服务等几个方面与GPS进行了对比研究。

And a comparison with GPS system of Galileo system is studied in the following aspects : the satellite orbit deployment , the frequency and signal design , the pseudo-satellite technology and signal service .

建立了旋转椭球体地球模型和椭圆轨道卫星轨道模型，在此基础上详细阐述了星载SAR中瞬时斜距的求解方法。

This dissertation is established the rotating ellipsoid Earth model and the elliptical satellite orbit and describes detailly the method for solving the instantaneous slant range of spaceborne SAR on this basis .