NGN－3G核心部件SGSN的代码实现，适合初学者学习，有详细的说明

有关GPS GDOP度量分析的一文章，有兴趣的朋友可以下载看看！希望会有所帮助。-GPS GDOP metric related to the analysis of one article, interested friends can download to see! Hope will be helpful.

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.

本文设计的FPGA模块需要对GPS、便携打印机和串口数据进行处理，将详细介绍如何设计FPGA和不同外设之间的数据传输。同时，在RTL编码中，编写使综合与布局布线效果更佳的代码。-In this paper, the design of FPGA modules need for GPS, portable printers, and serial data processing, will be details on how to design FPGA and data transfer between peripherals. At the same time, RTL coding, synthesis and preparation to make better placement and routing code.

GPS-Galileo软件接收机（单频方法)-GPS-Galileo software receiver (single-frequency method)

gps接收处理c程序 单片机处理程序 本人正在做gps处理，有兴趣的可以一起探讨-gps receiver c procedures Singlechip treatment process is to do my gps deal, are interested in exploring together

全面介绍MAPX开发的有关内容，VC下鹰眼图的实现VC下鹰眼图实现的 思路与VB是一样的，只不过VC的可视化程序没有VB高，VC更多的是利用代码来实现一定的功能。 -comprehensive presentation Connection development of the content, VC Hawkeye map to achieve VC Hawkeye map and the idea is the same as VB, VC only visualization process is not high VB, VC is using more code to achieve certain functions.

自己编写的对于NMEA0813解析的C#代码，提供对GPGGA，GPRMC数据的解析-I have written for NMEA0813 resolution C# Code, provide GPGGA, GPRMC data analysis

SIM868+STM32的定位代码,GPS,GPRS,并实现定位数据上传到OneNet平台，实现轨迹回放功能。

利用卡尔曼算法对GPS  数据进行滤波、预测，利用MPU6050与HMC5883L对其姿态进行结算，实现了GPS导航功能，适合刚入门的四旋翼爱好者研究。

一个GPS监控系统中，实现对电子地图加密的示例。解决了GPS系统中对电子地图的安全保密-A GPS monitoring system, the realization of electronic map encrypted examples. Solved the GPS system on the electronic map of the security and confidentiality