基于Internet的水利工程地理信息系统开发

gps接收端源码以及1个test列子，提供简单的经纬度，速度，时间等GPS数据信息-gps receiver as well as a test source Liezi, providing a simple latitude and longitude, speed, time GPS data

http与cmwap建立连接(Symbian)-err

介绍VB下MAPX实现的二次搜索查询，MapX+VB的源代码和结果图形界面-introduced VB Connection"s secondary search query, MapX VB source code and the results of a graphical interface

此代码为任何nmea gps模块制造，并专门用于nmea gr-87 gps模块。

卫星定位-GPS satellite location

gps matlab 仿真程序（A collection of geodetic functions that solve a variety of problems in geodesy. Supports a wide range of common and user-defined reference ellipsoids. Most functions are vectorized.）-gps matlab simulation program (A collection of geodetic functions that solve a variety of problems in geodesy. Supports a wide range of common and user-defined reference ellipsoids. Most functions are vectorized.)

经PPM调制的超宽带信号经高斯白噪声信道的系统仿真,给出了时域和频域图-After the PPM modulation ultra-wide band signal after the Gauss white noise channel system simulation,and give the time domain and the frequency range chart!

比较好的源代码，计算GDOP,PDOP等精度因子的值，都是可以运行的程序，希望对大家有帮助。。。比较好的源代码，计算GDOP,PDOP等精度因子的值，都是可以运行的程序，希望对大家有帮助。。。

gps的开发程序，出自吉大的高手，gis开发是目前非常有前途的一个方向。-the development process, from the Kyrgyzstan big players and gis development is a very promising direction.

用vc写的测试gps信号跟踪和俘获程序正确性和速度的程序-with vc written test gps signal capture and tracking procedures accuracy and speed the process