OFDM及其基带FFT实现原理以及OFDM的载波和符号同步问题

使用socket通信的demo.-A demo of using socket communication

基本直接序列扩频系统，考虑了RAKE接收-Basic direct sequence spread spectrum systems, consider a RAKE receiver

本人在测试与仪表通讯时写的简单的串口接受程序，对初学者有很大帮助-I tested with the instrument of communication when writing simple serial port to accept the procedures are very helpful for beginners

这是一个简单的软件开发包（SDK），你可以利用这个 GPSLIB 在自己的32位 Windows 应用程序中加入全球定位系统的支持。源代码压缩文件中包含有 GPSLIB 库的源代码和 Demo 程序。很多文件中都有详细的注释说明。为了保证可下载文件的体积尽量的小，压缩文件中不含任何二进制文件。请使用Visual C++ 5 以上的版本编译并生成 DLLs、控制面板程序和可执行文件。-This is a simple software development kit (SDK), you can take advantage of this GPSLIB in their own 32-bit Windows applications to join the Global Positioning System support. Source code compressed file contains GPSLIB library source code and Demo program. Many documents have detailed notes. Downloadable file in order to guarantee as much as possible the size of the small, compressed file does not contain any binary files. Please use the Visual C++ 5 or later to compile and generate DLLs, Control Panel procedures and executable file.

FFT 研究的资料，介绍FFT的原理、应用等-fft

an article about tcp improvement in multi-radio/multi-channel network system.

串口编程简单案例, 在VB.NET 的环境下，包括控件使用，读，写，函数及字符转换-A demo for COM communiscation on VB.net

Modicon Modbus Serial Driver for Intellution iFIX version 7

非事件驱动的串口通讯例程-non-event-driven serial communications routines

Todolist记事本系统,实现了本地化增,删,改查,上传下载等功能-symbian Application