通过分析导航定位卫星的信息支援任务集合 ，建立了相应的效能评价指标体系 ； 采用定性与定量相结合的方式研究效能评估方法。
With the development of the communication and space technology, military satellite becomes more and more important in the operational system based on information supporting.
它标志着北斗区域卫星导航定位的基本系统建设完成。
It marks the establishment of a basic system for the navigation and positioning network.
现在的定位导航服务将主要由其他六颗卫星提供。
The current navigation and positioning service will mainly be provided by the other six satellites.
在接到车辆被盗信息后不久，操作员即通过查询卫星导航系统定位了被盗的豪放汽车。
Soon after being reported stolen, the Tahoe is located by an operator who interrogates its satellite-navigation device.
“伽利略”计划是欧盟为了打破美国的GPS在卫星导航定位这一领域的垄断而启动的迄今为止欧洲将要开发的最重要的航天计划。
To break the monopoly of GPS on the field of Global Location and Navigation of Satellite, "Galileo"plan is put forward by Europe Union, which is the foremost space plan so far.
对地观测、通信广播、导航定位等卫星应用。
Satellite applications, including earth observation, communications and broadcasting, navigation and positioning.
该上升卫星将跟另外7颗在轨道运行的卫星一起形成全球定位导航服务系统。
The rising star will join seven other satellites already in orbit to form a network which will eventually provide navigation and positioning services around the globe.
GPS是全球定位系统的简称，是利用导航卫星进行测时和测距的系统。
GPS is the abbreviation of Global Positioning System, which USES the satellite to navigate and measure location.
公路-机动型可能精度较低，但是能通过增加卫星导航和部署能力来改进，像通过美国的全球定位系统（GPS）或俄罗斯的全球轨道导航卫星系统（GLONASS）部署到发射平台。
The road-mobile variant might have a lower accuracy but this can be improved by adding satellite navigation and positioning capability such as GPS or GLONASS to the launch platform.
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。
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.
“伽利略”计划是欧盟为了打破美国的GPS在卫星导航定位这一领域的垄断而启动的迄今为止欧洲将要开发的最重要的航天计划。
To break the monopoly of GPS on the field of Global Location and Navigation of Satellite, "Galileo" plan is put forward by European Union, which is the foremost space plan so far.
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。
In the satellite navigation and positioning system, Doppler shift is one of the key problems that may degrade the performance of the satellite receiver.
本文介绍德国的卫星定位与导航服务，及其按精度、时间响应和目的所分成的四个级别的服务。
The paper introduces the Germanic satellite positioning and navigation service. According to its precision, respond time, its purpose, it was divided into four-level service.
在卫星导航定位中，精确位置测量实际上是精确时间的测量。
Measuring of precise distances and positions is really measuring of precise time in a satellite navigation system.
所做工作对开拓软件无线电的应用领域和卫星定位导航系统接收机结构的研究有一定的应用价值。
It can provide some reference worth to expand the application field of Software Radio and study the framework of the satellite positioning and navigation receive system.
本文基于卫星导航定位系统接收机的智能天线抗干扰应用背景，研究了利用PN码的盲自适应波束形成算法。
The blind adaptive beamforming algorithms using PN code are studied in this paper, based on the smart antenna anti-jaming application in satellite navigation and position system receiver.
而当今可以应用于卫星辅助导航技术的卫星定位系统主要有两个：GPS系统与GALILEO系统。
There are two navigation satellite systems which can be used in this technology: GPS and GALILEO.
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。
China will develop12beidou or north dipper satellites some destined for geostationary orbit. it plans a navigation and positioning system of more than30satellites sun said.
这对开拓软件无线电的应用领域和卫星定位导航系统接收机结构的研究有一定的参考价值。
It can provide some reference worth to expand the application field of Software Radio and study the framework of the Satellite Positioning and Navigation receiver system.
这或许就是最近卫星定位才变得流行的原因：尽管导航卫星已有30年的历史，但是廉价的计算器却不然。
Maybe this explains why satellite positioning only became popular a few years ago: although navigation satellites were available for more than 30 years, inexpensive computers were not!
提供一种卫星故障诊断方法以提高GPS导航定位的完整性。
A method of diagnosing satellite faults has been given in this paper to improve the integrity of GPS navigation and position.
它们使用组合惯性，卫星和星形用于精确导航和定位。
They use a combination of inertial, satellite, and stellar for accurate navigation and positioning.
介绍了北斗卫星导航定位系统的简短通信技术。
This paper introduces the short message communication technology of the Beidou satellite navigation guiding and positioning system.
北斗系统是我国自行设计的区域卫星导航定位系统。
The Plough system is the area satellite navigation fixer system that our country designs by self.
其次，阐述了卫星定位导航的理论基础。
Secondly, the theory of the navigation satellite positioning system is introduced.
本文研究表明在卫星定位导航系统中使用中频数字化的软件无线电结构是可行的，同时大大简化了用硬件对接收的卫星信号进行处理时电路的复杂性。
The study of this paper indicate that the application of digital IF Software Radio framework is practicable in the receiver of the Satellite Positioning and Navigation system.
——对地观测、通信广播、导航定位等卫星应用。
Satellite applications, including earth observation, communications and broadcasting, navigation and positioning.
双星系统是我国自行设计的区域卫星导航定位系统。
The geostationary satellite positioning system of China is region satellite navigation system.
双星系统是我国自行设计的区域卫星导航定位系统。
The geostationary satellite positioning system of China is region satellite navigation system.
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