这个是程序用到的四颗可见星的所用的所有信息。其中给出7个可见星的信息，选则其中最好的四颗。请把信息内容复制到.txt中。...

GPS相关工具，包括Angle Conversions，Coordinate Transformations，Date Conversions等程序组-GPS-related tools, including Angle Conversions, Coordinate Transformations, Date Conversions procedures Group, etc.

使用C#语言编写的对流层延迟误差计算，采用的模型为SAAS模型，内置GMT计算地面点天顶方面水汽、温度等信息，可视化界面，便于操作。

Set of tools to perform transformations between projection, ellipsoidal and cartesian coordinates in either direction. -Set of tools to perform transformations be tween projection. ellipsoidal and cartesian coordinates in eith er direction.

PN码生成程序,可以生成L1波段的GOLD扩频码.修改抽头位置可以改变其对应的卫星号.-PN code generation process, generate L1 band GOLD spreading codes. Tap changes its location can be changed, the corresponding satellite.

Missing file from "Global Positioning Systems, Inertial Navigation, and Integration" by Mohinder S Grewal, Lawrence R Weill, and Angus P Andrews

将互相关GPS接收机的C1-P2间DCB进行改正-GPS receivers will be inter-related C1-P2 of the corrected inter-DCB

GPS的matlab程序，用于对产生的ca码进行移位，用在锁相环跟踪中对ca码调增-GPS-matlab procedures used to produce displacement of ca code, used in phase-locked loop tracking of the code increases ca

Lamda算法：GPS快速整周模糊度算法的核心，当今最好的GPS定位算法之一，目前只有MATLAB的，我上传个VC的。-Lamda algorithm: GPS ambiguity resolution algorithm for fast core, today one of the best GPS positioning algorithm, currently only MATLAB, I uploaded a VC" s.

该代码产生m序列,能在扩频通信中的信息的扰码和扩频.-The code generated m sequence, spread spectrum communication in the information in the scrambling code and spread spectrum.

大名顶顶的gpsd，很多开源软件都用的，与gps硬件进行通讯-顶顶name of gpsd, a lot of open source software are used with the gps hardware communications