GPS L5 代码生成器

本文探讨了GPS精密单点定位的基本原理、方法和一些关键技术，给出了精密单点定位的精度！-This paper discusses the GPS Precise Point Positioning the basic principles, methods, and some of the key technologies, give the Precise Point Positioning Accuracy!

这个程序是用来对pllpost进行仿真的，该思想基于多方面的考虑-This procedure is used to pllpost simulation, based on the thinking of a number of considerations

该代码使用的是vc，该代码实现了向手机发送短信的功能。-The code using vc, the code to realize the functions of mobile phones to send text messages.

procedure TfrmMain.DrawSatInfo(gps: TGPSInfo; pbx: TPaintBox); var   i: integer;   r: integer;   dx,dy: integer; begin   r := pbx.Width div 2;   for i:= 1 to 12 do begin     if gps.SatInfo[i].PRN 0 then begin       dx := r + Round(r*(90-gps.SatInfo[i].EL)*sin((gps.SatInfo[i].AZ - 90)*Pi/180)/90);       dy := r + Round(r*(90-gps.SatInfo[i].EL)*cos((gps.SatInfo[i].AZ - 90)*Pi/180)/90);       dx := dx - 8;       if dx < 0 then dx := 0;       if gps.SatInfo[i].SN > 20 then begin         pbx.Canvas.Font.Color := clBlue;         pbx.Canvas.TextOut(dx,dy,inttostr(gps.SatInfo[i].PRN));       end else begin

提供GPS参考站的数据结构，主要包含卫星星历结构，GPS卫星定位过程的一些模型参数，如电离层与对流层等，对初学GPS的人很有用。

基于部标808协议的GPS平台压力测试工具，通常用于平台压测用，检测GPS服务器解析平台测试压力的工具

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.

GPS系统下RAIM算法可用性及结果分析，可用于RAIM算法的初学者或RAIM研究时的参考资料

GPS port finder for Ambicom GPS receivers

This a GPS communication source code to interrupt the NMEA code though serial port. Very good code to study and apply it to your own program.-This is a GPS communication source code to interrupt the NMEA code though serial port. Very good code to study and apply it to your own program.