This paper studies the design and realization of GPS differential positioning computer fault checker.
论文探讨了一种GPS差分计算机故障检测仪的设计及实现。
Spread-spectrum PN code ranging and differential Positioning technology are used to make it possible to reach such accuracy.
达到高精度的关键是应用了伪随机码扩谱及差分定位技术。
In the application of vehicle navigation in city area, Multi-path errors are the main error source of GPS high-precision differential positioning in a near distance.
在城市车辆导航过程中，多径误差是近距离差分gps等高精度定位的主要误差源。
The key technique of network differential positioning based on virtual reference station, the algorithm the generation of virtual phase observation and differential corrections was proposed.
针对虚拟参考站网络差分定位的关键技术，提出了虚拟相位观测值及差分改正信息生成的算法模型。
When the intensity of network externality is large enough, equilibrium results will be the same as the case of perfect competition, firms can not reap super profits by differential positioning.
当存在足够大的网络外部性强度时，均衡结果将与完全竞争市场的情形相同，厂商不能通过差异化定位获取超额利润。
The car will be guided by a differential GPS system that corrects errors arising in global positioning satellite signals as they travel through the ionosphere and troposphere.
这款车将遵循差分式全球定位系统以纠正它在电离层和对流层行驶中全球定位卫星信号引起的误差。
JPALS, designed and developed by Raytheon under a U.S. Navy contract, is an all-weather, all-mission, all-user landing system based on local area differential Global Positioning system (GPS).
由雷神公司在美海军的合同下设计并开发的联合精确进场和着陆系统(JPALS)，是一种全天候、全任务、全用户的着陆系统，基于当地的全球定位系统(GPS)。
Differential GPS can eliminate the common error to improve the positioning precision by a spatial correlation between the base station and the mobile station.
差分gps定位技术是通过基站与移动站之间的空间相关性，来消除公共误差部分，以提高定位精度。
JPALS, designed and developed by Raytheon under a U.S.Navy contract, is an all-weather, all-mission, all-user landing system based on local area differential Global Positioning system (GPS).
由雷神公司在美海军的合同下设计并开发的联合精确进场和着陆系统(JPALS)，是一种全天候、全任务、全用户的着陆系统，基于当地的全球定位系统(GPS)。
Differential theory plays an important role in GPS navigation and positioning.
差分理论是GPS导航与定位中的一个重要理论。
Differential GPS technique can improve the positioning precision, but it's environmental adaptability is restricted.
差分gps技术虽然可以提高GPS定位的精确度，但缺乏对环境的适应能力。
Thee car will be guided by a differential GPS system that corrects errors arising in global positioning satellite signals as they travel through the ionosphere and troposphere.
翻译：这款汽车将由一个特异的GPS系统来导航，该系统能够纠正全球定位卫星信号在穿越电离层和对流层时出现的错误。
This paper analyzes the components and features of GPS, discusses differential dynamic positioning technology with GPS in real time and its error sources.
分析了全球定位系统GPS的组成及功能，探讨了GPS实时差分动态定位技术及其误差来源。
The major error source of GPS systems, especially of differential GPS, is the multipath signals. It will deteriorate the precision of positioning.
GPS测量，尤其是差分GPS测量，多径信号是主要的误差来源，会引起定位精确度的恶化。
In the absence of the selective availability errors, the positioning accuracy of differential GPS is strongly dependent on the spatial decorrelation of the ionosphere.
在没有选择可用性条件下，差分gps定位精度完全取决于电离层的空间不相关性。
Underwater GPS positioning system includes four parts which are GPS differential reference station, GPS buoy subsystem, underwater pinger, ship-based data processing and control center.
差分gps水下立体定位系统包括GPS差分基准站、GPS浮标、水下收发机、船基控制中心四部分。
The result of positioning precision test shows that the positioning precision of the GPS real time differential system based on GPRS has attained cm-level.
实际测试结果表明：基于GPRS的GPS实时差分系统达到了厘米级定位精度。
In the operation of offshore engineering, the form of positioning measurement is transferred from radio positioning to differential global position system (GPS) gradually.
海上工程作业中定位测量已由原先的无线电定位逐步过渡到差分GPS定位。
In this context, a differential GPS (DGPS) positioning, carrier phase technology emerged and rapid development.
在此背景下，差分gps (DGPS)定位、载波相位等技术应运而生并飞速发展。
The distance from user to reference station influences the positioning accuracy definitively in local area differential GPS.
利用局域差分GPS进行定位时，只有当流动站位于基准站构成的多边形网内时，才可能得到较高的精度。
To meet the requirement of precise GPS positioning in vehicle management system, and also to consider the development in the future, this paper introduces differential GPS projects.
为了适应现时特种车辆管理系统对车辆GPS定位的精度的需要，并考虑到未来的发展趋势，对差分gps方案进行了介绍。
A design technique of a Differential Global positioning System (DGPS) digital beacon receiver is presented which can be used to improve the positioning precision.
研究了一种可用于提高GPS定位精度的差分gps (DGPS)数字信标接收机的设计和研制技术。
The efficiency of differential global position system (DGPS) a nd Kalman filter on improving GPS receiver's positioning accuracy are verified.
验证了DGPS和卡尔曼滤波器在提高GPS接收机定位精度方面的有效性。
JPALS, designed and developed by Raytheon under a U. S. Navy contract, is an all-weather, all-mission, all-user landing system based on local area differential Global Positioning system (GPS).
由雷神公司在美海军的合同下设计并开发的联合精确进场和着陆系统(JPALS)，是一种全天候、全任务、全用户的着陆系统，基于当地的全球定位系统(GPS)。
It was reported that DGPS (Differential Global Positioning System) method was employed for automatic landing of an aircraft but no technical details are available in the open literature.
研究了差分gps方法及其在飞机自动着陆控制系统设计中的应用。
It was reported that DGPS (Differential Global Positioning System) method was employed for automatic landing of an aircraft but no technical details are available in the open literature.
研究了差分gps方法及其在飞机自动着陆控制系统设计中的应用。
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