Several methods to estimate height anomaly of GPS network are discussed.
对几种估算GPS测区高程异常的方法进行了讨论和分析。
Middle-Long baseline ambiguity fixing is the kernel of GPS network difference technology.
中长基线模糊度快速解算是GPS网络差分技术的核心内容。
The numerical partial derivative is introduced to simplify the GPS network adjustment model.
采用数值微商求偏导数的方法，从而使GPS网平差的计算模型非常简洁。
This paper introduces GPS network RTK positioning principle and its linear combination mathematic model.
本文首先介绍了GPS网络rtk的定位原理及其线性组合法的数学模型。
GPS network system is an advanced one which combines with GPS positioning, computer and communication technology.
GPS网络系统是集gps定位技术、计算机技术、通信技术于一身的高科技系统。
The paper briefly introduced composition and principle of GPS network RTK(VRS) application in China and other part of world.
本文主要介绍了GPS网络RTK的基本组成和原理，以及该技术在国内外的应用。
This paper mainly introduces the method of constrained adjustment of the horizontal GPS network and the analysis of accuracy.
本文主要论述了GPS网平面约束平差的方法及精度评定。
Substantively to say, the adjustment model of GPS network with apriori constraint is a kind of Least Squares Collocation model.
从最小二乘配置出发，推导了附加先验约束的高精度GPS网平差的参数估计和精度估计公式。
Based on these formulas, mathematical models are proposed for solving the normal height in GPS network concerning terrain undulation.
在此基础上建立了顾及地形影响的GPS正常高求解的数学模型。
In this paper the author makes one body out of the geoditic network and GPS network rational join by the mode of planar similar transformation.
文中主要讨论采用平面相似变换的方法，使地面网与GPS网较合理地连接成一个整体。
Compared with the existing methods, the improved method can solve the ambiguities of the medium-long baseline GPS network RTK only using L1-frequency GPS data.
与现有方法相比，新方法可采用单频gps数据实现中长基线GPS网络rtk的整数模糊度快速解算。
The establishment of 3rd GPS network of Cangyuan county is introduced, such as network planning, data processing method and actual application of height fitting.
本文介绍了沧源县三等GPS网的概况、布网方案、数据处理方法，讲述了GPS高程拟合在该网的实际运用。
Finally, an analysis and contrast between two methods is given through calculating the data of BJ54 coordinate points and C-class GPS network. A good conclusion is drawn.
最后通过计算江苏省北京54坐标数据和C级GPS网数据对两种坐标转换方法进行了比较分析，并得出了有益的结论。
First select the density in the GPS network in proper, more uniform distribution, several GPS point around the entire survey area, and then to consider level logging options.
在GPS网图上先选取密度适当、分布较均匀，包围整个测区的若干个GPS点，再来考虑水准联测方案。
This paper introduces the constitution and working theory of VRS-GPS network RTK system, and discusses the technique problems and the application range of building network RTK.
本文介绍VRS - GPS网络rtk系统组成和工作原理，探讨了建设网络rtk有关技术要点和应用范围。
Baseline Solution accuracy are lower. Therefore to solve the above problems is more important significance for establishing high precision GPS network in China's western region.
因此解决上述问题对于在我国西部地区建立较高精度的GPS控制网有着较为重要的意义。
The influence of the selection of observation time on baseline accuracy is studied, for appropriate arrangement for repetition measurement GPS network and raising work efficiency.
研究观测时间的选择对基线精度的影响，对合理安排GPS网复测和提高工作效率有一定的借鉴意义。
It proves in practice that the GPS network is capable of meeting design requirement and high in accuracy, convenient in operation, and can be used for monitoring of geodetic deformation.
实践表明：gps网能满足设计要求，精度高，实施方便，可用于大地形变的监测。
A continuous GPS network could easily detect this fitful acceleration, well before ground-shaking earthquakes began to occur and, with luck, in plenty of time for a useful tsunami warning.
持续监测的GPS接收网络，可以早在撼天动地之前，轻易侦测到这种不规则的加速作用，更幸运的话，还有足够的时间发出海啸警报。
The observed qualities and surveying errors of GPS network are analyzed and evaluated, And the superiority of using GPS technology in place of traditional surveying technology is presented.
论述了GPS测量控制网的设计和实施方法，对GPS控制网的观测质量和测量误差进行了分析、评价，阐述了GPS技术替代常规测量方法的优越性。
This paper takes Dashuipo GPS network as an example that only adopting the original data of the plane network and the adjustment method of the GPS network in the plane control system, moreo…
本文以大水坡GPS网为例，说明仅采用地面网的起算数据，在地面网的坐标系统中进行GPS网平差的方法，并对平差成果作多方面的分析比较。
2011-03-22 China's Beidou Satellites will be able to provide positioning services to private car owners next year, with a cheaper charge than the current GPS network, according to media reports.
2011年03月22日据媒体报道，明年起，中国的私家车主将可以使用由“北斗”卫星提供的定位服务，而且导航芯片价格要低于现在市场上使用的全球定位系统。
Apple restricts the use of background services that use the network, GPS, and other phone-related resources, in order to conserve battery life.
苹果限制用到网络、GPS及其他与通话相关的资源的后台服务的使用a，以便节省电池寿命。
Many people still prefer dedicated GPS devices, which tend to display maps faster since the data is typically stored in the device rather than downloaded over a wireless network.
很多人依然钟情于专业的GPS设备，它的数据通常存储在本地，而不需要通过无线网络下载，因此地图的呈现速度更快。
For example, a device can switch transparently from GPRS on the road to a cheaper WLAN in an Internet cafe for network connectivity, depending on location input from a GPS module.
例如，根据GPS模块的定位输入，设备可以透明地将网络连接从路上的GPRS切换到网吧中更便宜的WLAN。
Meanwhile, in North America, the EarthScope project is establishing a continent-wide network of GPS locators, seismographs, and other instruments to study what's happening below the crust.
与此同时，在北美开展的“地球透镜”计划正在建立一个包括全球定位系统定位仪、地震仪和其他仪器所组成的洲际范围的网络，以研究地壳下面的活动情况。
These providers may be onboard (GPS for example) or server-based (a network location provider).
这些供应源可以是移动的(比如gps)，也可以是基于服务器的(网络位置供应源)。
It using the computer network, GPS satellite positioning system, realized the intellectualized operation and management company.
它利用计算机网络、GPS卫星定位系统，实现了公司智能化运营管理。
The public transport intelligent management system is such a system with application of advanced techniques of information, electronic control, GPS and computer network.
智能公共交通系统是将信息、数据通信、电子控制、卫星定位、计算机网络等科学技术应用于整个公共交通系统中。
These are network-situational-awareness systems for dismounted units, complete with a helmet-mounted display screen that uses GPS digital-mapping-display technology, Fuller said.
这两个系统都是步兵装备的网络位置感知系统，包括使用GPS数字地图显示技术的头盔佩戴式的显示器。
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