无线电导航

罗兰C是一种广泛用于航海、航空、公路交通等领域的陆基中远程无线电导航系统。

Loran-C is a long-range land-based radio navigation system which is widely used in aviation , maritime , road transport and other areas .

罗兰C系统是覆盖全球大部分地区的一种陆基远程精密无线电导航系统，在导航领域内有着广泛的应用。

Long Range Navigation System ( Loran-C ) is a kind of terrestrial precise radio navigation system , which is widely used in the navigation domain .

GPS（Globalpositioningsystem）系统是目前世界上应用最广泛的星基无线电导航定位系统。

GPS ( global positioning system ) is the most advanced and most widely-used satellite-based radio navigational and positioning system .

远程无线电导航系统航标站利用GPS导航缩短大圆航程的方法

Navaglobe beacon station A Specific Method to Shorten the Great Circle Distance by GPS Navigation

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。

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 .

本论文分析了基于直扩的区域无线电导航系统的总体结构和工作原理，对区域导航中和定位精度有关的部分进行了研究，并利用matlab软件进行建模仿真。

This thesis analyzes the principle and architecture of area navigation system and investigates the problems related with positioning precision , which are modeled and realized with simulation tool , Matlab .

GPS是随着现代科学的发展而兴起的以卫星为基础的无线电导航、定位技术、能为为各类用户提供精密的三维坐标、速度和时间。

With the development of modern science , GPS which is rising by radio navigation and positioning technology in satellite-based can provide sophisticated three dimensional coordinate speed and time for kinds of users .

无线电导航系统中基于GDOP的伪卫星定位误差研究

Study of Positioning Error of Pseudolite in the Radio Navigation System Based on GDOP

随着GNSS的发展，空管系统将有陆基无线电导航系统将逐渐向星基导航系统过渡。

Along with the development of GNSS , the ATM system is gradually from the land-based radio navigation system to satellite-based navigation .

关于无线电导航系统的GDOP的探讨

Study on GDOP of Radio Navigation Systems

飞机上的一种无线电导航设备，通过测量电波往返飞机和预选地面（DME）台之间所需要的时间来确定两者间的距离。

A radio navigational aid for determining the distance from a selected DME ground station by measuring the time of transmission to and from it .

区域无线电导航系统中，几何精度因子（GDOP）对系统的定位精度有着非常重要的影响。

Geometry dilution of position ( GDOP ) is very important in the navigation precision of territorial radio navigation system .

随着运输、航空、航天、航海的发展，出现了各种各样的导航传感器系统以完成更加精确、复杂的导航任务；例如比较成熟的惯性导航系统、无线电导航系统、高精度的GPS导航系统等。

As the development of transportation , aviation , aerospace and navigation , many different kinds of navigation sensor systems emerge to accomplish a more complicated and precise navigation mission . For example , there has been inertial navigation system , wireless transmission navigation system and satellite navigation system .

理论分析及实验数据表明，本文提出并制作的基于Hilbert分形的角反射器天线能够满足海上无线电导航系统的设计要求，可以作为中短波段船用天线应用于工程实践。

Theory analyses and experiment data indicate that this angle reflector antenna based on Hilbert fractal curve meets the designing requirement of the maritime radio navigation system , can be used in project practice as the marine antenna in the MW and SW bands .

LDB-101型测距仪原理先进、设计严谨，在无线电导航中应用广泛。

The measuring principle of LDB-101 is advanced , the design is dedicated and it is widely used in the radio navigation .

本文主要对NAVTEX无线电导航系统中与定位精度有关的部分进行了研究，并利用通信仿真软件建立导航信号的跟踪捕获仿真模型，研究了多径干扰下的码跟踪误差和载波跟踪误差。

It 's investigated that the problem related with positioning precision of NAVTEX wireless navigation system , the acquisition and tracking of spreading signal are modeled and realized with simulation tools , the effects of multi-path signals are investigated in great detail .

全方向无线电导航系统单物标三方位求航迹向

Finding the course made good by three bearing of single object

中低频水下声信号的激光干涉法探测低中频无线电导航信标

Medium and low frequency underwater acoustic signals detecting with laser interferometry

远程ρ&θ无线电导航系统的坐标变换

Coordinate Conversion of Long Range ρ - θ Radio Navigation System

无线电导航系统覆盖区无支撑平封头和盖板

Coverage area of radio navigation system unstayed flat heads and covers

联邦无线电导航计划，1999年/最终报告

" Federal Radionavigation Plan , 1999 ; Final rept . "

拖曳天线用于无线电导航定位试验研究

Study on radio navigation and position experiment with trailing wire antenna

陆基无线电导航台监控系统的设计

Design of Land-based Radio Navigation Station Monitoring and Control System

伽利略尚未被列入全球无线电导航系统。

Galileo has not yet been included in the World-Wide Radionavigation System .

相位无线电导航系统主、副台的合理布设及其定位误差分析

Phase radio nevigation system : reasonable position and orientation error

现代无线电导航设备在航海中的应用

The Applications of Modern Radio Navigation Equipment to Marine Navigation

无线电导航（着陆）装置车用余热回收装置永磁直线发电机的仿真分析

Simulation Analysis on PM Linear Generator for Vehicle Exhaust Heat Recovery Unit

航空无线电台工作日志日本无线电导航委员会

Aeronautical communications log Japanese Committee for Radio Aids to Navigation

陆基无线电导航通信系统信号模拟器的研究

The Research of Signal Simulator on the Communication System of Land-based Wireless Navigation

迎水坝面地震动水压力的无奇异边界元分析奇异无线电导航系统

The nonsingular BEM for the problem of earthquake-induced hydrodynamic pressure towards the dam