QaM的程序，可供学习借鉴和参考学习 仔细观察

调制解调器网络编程，对用的它的人会看看的-modem network programming, it is the right of people will see the

PN code Generator PN code Generator-PN code Generator PN code Generator PN code Generator

delphi实现modem两地文件传输。-two to realize modem file transfer.

gprs协议栈代码.所谓协议栈就是对信息进行多次封装和解封的过程，以便能够在不同的实体间传送信息。本源代码来自Indian Institute of Technology-gprs protocol stack code. The so-called agreement is the right information Stack several Packaging, and the course was cleared, to the various entities to disseminate information. Source code from the Indian Institute of Technology

VB的MODEM通信源代码，包括MODEM初始化，自动检测电脑串口数量，MODEM参数设置等-VB source code for the MODEM communications, including MODEM initialization, the computer automatically detects the serial number, MODEM parameter setting, etc.

汇总了多种设备的AT指令。包括：PDA，GPRS，Fax等。-Summarizes the AT commands to various pieces of equipment. Including: PDA, GPRS, Fax and so on.

瑞利衰落信道仿真在不同频率和采样频率下的仿真程序，适合开发移动通信系统的仿真-Rayleigh fading channel simulation at different frequency and sampling frequency simulation program, suitable for the development of the mobile communication system simulation

一个USB源程序，很好用，修改一下就可用，

一个很不错的语音电话源码-a very good voice source

一个拨号程序，用delphi开发