The mobile navigation and positioning system is used to carry out dynamic auto-navigation of mobile objects.
移动导航定位系统是对移动目标实施自动动态导航的系统。
At last, the paper presents the implementation and application of the mobile navigation and positioning system based on PDA.
最后，介绍基于PDA移动导航定位系统的实现及其应用。
As a kind of new timing, measuring distance, navigation and positioning system, the technology of GPS is gradually used in traffic and other fields.
GPS技术作为一种精密的授时、测距、导航、定位系统，已经开始在交通等领域得到应用。
In the satellite navigation and positioning system, Doppler shift is one of the key problems that may degrade the performance of the satellite receiver.
在卫星导航定位系统中，多普勒频率偏移是影响接收机性能的关键因素之一。
China will develop12beidou or north dipper satellites some destined for geostationary orbit. it plans a navigation and positioning system of more than30satellites sun said.
孙来燕说，中国还将完成12颗北斗导航卫星的系统，其中一些将会绕着赤道运行。计划中的导航以及定位系统的卫星将超过30颗。
The determination method of sea surface topography is important for sea users to improve the positioning accuracy with the double satellite navigation and positioning system.
海面地形的确定方法研究对提高双星导航定位系统海面用户定位精度具有重要意义。
So, it is very important for us to do some research on the satellite navigation and positioning system antenna especially on the broadbandization and miniaturization technology.
而研究卫星定位系统终端使用的天线具有重要的价值与意义，特别是天线的宽带化、小型化技术。
China will develop 12 Beidou or North Dipper satellites, some destined for geostationary orbit. It plans a navigation and positioning system of more than 30 satellites, Sun said.
孙来燕说，中国还将完成12颗北斗导航卫星的系统，其中一些将会绕着赤道运行。计划中的导航以及定位系统的卫星将超过30颗。
Beijing Synjunction Technology co., Ltd is a private hi-tech company, specializing in satellite communications and satellite navigation and positioning system and its products development.
北京星桥通科技有限公司是专业从事卫星通信和卫星导航定位技术与产品开发的民营高新技术企业。
Solar flares can disrupt radio communications, including devices that use Global Positioning system technology, such as cell phones, airplanes and car navigation systems.
太阳耀斑能够干扰到无线电通讯，包括使用全球定位系统技术的设备，如手机、飞机和汽车导航系统。
I just purchased a Global Positioning System (GPS) navigation device and, after only a handful of USES, I'm hooked.
我刚刚购买了一个全球定位系统(GPS)导航设备，仅仅使用了几次之后，我就迷上了它。
The market has become increasingly aware of the advantages of navigation and Global Positioning system (GPS) tools, especially for vehicle navigation systems.
该市场已经逐步意识到导航和全球定位系统(GPS)工具的优势，尤其是车载导航系统。
Firstly, a series of reference systems, related to GPS navigation positioning system, such as timing system, reference frame and force model system, are discussed in detail.
本文详细地论述了与GPS导航定位系统一系列有关的参考系统：时间系统、坐标系统和力模型系统。
Global Positioning System(GPS)is a satellite navigation system designed to provide instantaneous three-dimensional position infbrmation almost anywhere on the globe at any time, and in any weather .
GPS全球定位系统以其全球性、全天候、实时定位等优点显示出强大的生命力和竞争力，在航空、航天、航海及许多民用领域有着广泛的应用。
GPS navigation and positioning in buses, traffic system, as it were, the application prospect is very broad.
可以说，GPS导航定位在公交、交通系统中的应用前景是非常广阔的。
Global Positioning system (GPS) is a radio navigation system which provides free users with accurate longitude, latitude and elevation of three-dimensional position information and time information.
全球定位系统(GPS)是为用户提供免费而精确的经度，纬度和海拔三维位置信息与时间信息的无线电导航系统。
The relationship between positioning precision of navigation system and detecting probability of fighter for intercepting is established.
建立了导航系统定位精度与战斗机截击发现概率之间的关系；
The positioning accuracy and availability of navigation system are affected directly by the quality of satellite configuration.
在导航系统中，基准站配置的优劣直接关系到定位的精度及系统的可用性。
The artillery system is equipped with navigation, positioning, targeting, and communications systems, all of which adopt the modular design for easy maintenance and upgrade.
火炮系统装备导航，定位，瞄准和通信系统，全部采用模块化设计容易维护和升级。
Briefly the paper introduces a new method to make a DEM by a airborne laser radar combining with Global Positioning System and Inertial navigation technology.
主要介绍了利用机载激光雷达并结合全球卫星定位系统、惯性导航技术建立地形高程模型的一种新方法。
Nowadays, the underwater acoustic positioning system is the mainstream of underwater navigation and localization.
从目前来看，水声定位系统是水下导航定位的主要手段。
Tests show that the system can resolve the problems of mobile robot, such as the automatical navigation, accurate stopping and positioning, obstacle avoidance, etc.
试验运行表明系统可解决移动机器人的自动导航、停靠站等精确定位和避障的问题。
Satellite positioning navigation means using the position, velocity and time information supplied by the satellite positioning navigation system to localize, navigate and manage the target.
卫星定位导航是指利用卫星定位导航系统提供的位置、速度及时间信息对各种目标进行定位、导航及监管。
This paper proposes a dynamic navigation system for project ships on the basis of GPS's positioning technology and developing instruments of visual procedure.
提出了一种基于GPS定位技术和可视化程序开发工具的工程船舶动态导航系统。
Besides the traditional functions, such as spatial information display, query, analysis, the system has the features of real-time positioning and navigation by the GPS technology.
该系统除了具有传统的空间信息显示、查询、分析等功能外，还利用现在迅速兴起的GPS定位技术，实现实时的定位导航功能。
This thesis analyzes the principle and architecture of three-star navigation system based on "Beidou" system and investigates the problems related with positioning precision.
本论文分析了基于北斗导航定位系统的三星定位系统总体结构和工作原理，对卫星导航中与定位精度有关的部分进行了研究。
A new fusion algorithm of the measurements from global positioning system (GPS) and inertial navigation system (INS) is presented to compensate the weaknesses of current integrated navigation system.
为了弥补现有组合导航算法的不足，提出了一种新的GPS量测数据和惯性导航系统(INS)数据的融合算法。
This paper presents deep research of the Strap-down Inertial Navigation System (SINS) and the Global Positioning System (GPS) separately, and then discusses the GPS/SINS Integrated Navigation System.
本文对捷联惯性导航（SINS）系统和全球定位导航系统（GPS）进行了认真地分析，对SINS／GPS组合导航技术进行了深入的研究。
To make the vehicle navigation system to meet the requirements of precision and continuity, people take supplementary measures to compensate for the deficiencies of GPS positioning.
为了满足车载导航系统对精度和连续性的要求，采取辅助手段来补偿GPS定位的缺陷。
The siting error and L>O>P> of short distance navigation positioning system have been analyzed.
对近程导航定位系统位置线和定位误差进行了分析；
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