广域差分

在GPS广域差分系统中，参考站需要进行高精度导航信号监测接收，并获得良好的伪距观测数据。

The reference station needs to monitor and receive the high-accuracy navigation signal in the wide area DGPS , and to get more accuracy data of pseudo-range observation .

介绍了局域和广域差分GPS及其增强系统的技术特点，在此基础上讨论了在中国建立广域差分GPS实时定位系统的重要意义，以及有关问题的思考。

The concept and behaviours of the local area and wide area differential GPS , as well as their augmentation systems are briefly introduced . The importance and the necessity for the establishment of wide area DGPS real time positioning system in China are discussed .

广域差分GPS系统PNP-20的接收机及配套软件的研制与应用

Development and application of WADGPS PNP - 20 receiver and software

分布式广域差分GPS实时定位系统

On distributed wide area differential GPS real time kinematic positioning system

广域差分GPS完好性监测研究

The Research on Integrity of Wide Area Differential GPS System

广域差分GPS的数据处理方法及结果分析

The Data Processing Methods and Results Analysis for Wide Area Differential GPS

广域差分GPS技术在工程中的发展和应用

Wide Area Difference GPS Technology and Its Development and Application in Projects

利用事后广域差分GPS方法处理北极GPS数据

Using Post-processing WADGPS Methods to Process Arctic GPS Data

广域差分GPS监测站的完备性监测

Integrity Monitoring on WADGPS Monitoring Station

广域差分GPS中用户定位算法的研究

Algorithm of user station in WADGPS

广域差分GPS与AFS产量监测系统在棉花精准收获上的应用

Application of wide difference GPS and AFS 's output monitor system to precise harvest of cotton

论文的第四部分为广域差分GPS系统，研究了广域差分GPS系统的数据处理，重点讨论了卫星位置差分改正、卫星时钟差分改正、电离层延迟改正。

The fourth part of this paper discusses the WADGPS and studys the data processing of the WADGPS , of which satellite position error correction , satellite clock error correction , ionosphere error correction are discussed very detailedly .

广域差分GPS系统（WADGPS）参考站上，需要利用载波相位平滑伪距算法来减小多路径效应的影响。

A carrier phase smoothing algorithm is generally utilized to reduce multipath on pseudorange measures for Wide Area Differential GPS ( WADGPS ) Reference Stations ( WRS ) .

而星站差分GPS定位新技术（RTG），采用Inmarsat卫星数字通讯网传输广域差分改正信号比较好地解决了这一难题。

The new technique of satellite difference GPS ( RTG ) uses corrected general domain difference signal transmitted by Inmarsat digital satellite communication network can better solve the difficulty .

介绍目前广域差分星历误差及卫星钟差所使用的改正模型。

Satellite clock and broadcast ephemeris error correction model were introduced briefly .

广域差分参考站两种伪距平滑算法的再评估

Re - evaluation of Two Carrier Smoothed Code Algorithms for WADGPS Reference Stations

广域差分的全矢量法

Full vector algorithm on wide area differential

星钟和星历误差分离的广域差分新方法

A Novel Wide Area Differential Method on Separated Calculation of Satellite Clock Errors and Ephemeris Errors

广域差分新方法的定位性能与差分网优化布局温差[差分，减差，差异]曲线

Positioning Performance of a Novel Wide Area Differential Method and Optimized Distribution on Differential Network difference curve

电离层延迟改正模型通常可以分为广播星历用的预报模型、广域差分用的实时模型、后处理模型3类，不同应用要求需要选择不同的模型。

Usually , the ionosphere delay models can be sorted as three types the forecast model , the real-time model and the post-processing model . Different purpose for the application of these models is required to choose one that can be used to correct the ionospheric delay efficiently .