卫星授时

基于小波变换的卡尔曼滤波卫星授时方法

Kalman Filtering in Satellite Time Transfer Based on Wavelet Transform

结合实际工程项目，使用成熟的FPGA技术设计了基于北斗二号/GPS双模卫星授时和IRIG-B（DC）码有线授时的靶场时统的硬件及软件。

Combined with the actual project , the hardware and software of the shooting range timing system which is based on BD2 / GPS dual-mode and IRIG-B ( DC ) code as multiple redundant timing source was designed using FPGA technology .

目前的卫星授时技术可以依靠美国的全球卫星导航系统（GPS）、俄罗斯的全球导航卫星系统（GLONASS）、中国的北斗卫星导航系统（COMPASS）来实现。

Currently , the satellite timing technology can be achieved by relying on the U.S. global satellite navigation system ( GPS ), the Russian Global Navigation Satellite System ( GLONASS ) or the Chinese Compass Navigation Satellite System ( COMPASS ) .

一种同步卫星授时方法的再探讨

Some further discussions for a method of time service with synchronous satellite

一种同步卫星授时方法

A method of time service with synchronous satellite

卫星授时、电力通信网络和数字信号处理技术的快速发展为同步相量测量技术的应用提供了必要的基础。

The rapid development of satellite navigation , power communication network and digital signal processing technique laid the necessary foundation for the application of synchronous phasor measurement technology .

卫星授时作为一种崭新的授时技术，能有效消除地域影响、实现全球范围内精确授时，已成为当前时间同步领域的主流方法。

As a new timing technology , satellite time service can effectively reduce the error caused by geometric factors and achieve precise timing on a global scale , so it has become the mainstream method in the time synchronization field .

关于建立我国卫星电视授时系统的方案

A Programme on Establishing the Time Dissemination System via Satellite-TV in China

GPS是美国研制的卫星导航定位授时系统，可以为用户提供导航、定位、授时等服务。

GPS is the satellite navigation system which can provides many serves including navigation , fixing position , issuing the official calendar and so on .

分析了卫星导航系统的授时理论，结合具体的工程实现，制定了具体的授时方案。

It analyses the theory of navigation time transfer and develops a specific program , combined with the realization of project .

高精度的卫星导航定位、授时、测姿及侧向等技术都依赖于高精度的空间基准和时间基准。

High-precision satellite navigation and positioning , timing measurement , posture measurement and lateral measurement techniques depend on high-precision spatial reference and time reference .