调制解调器编程，用的是AT命令，一个很好的学习例子。

用EVC开发的基于串口modem通信应用程序，可在Wince上运行-EVC with the development of modem-based serial communications applications can be run on Wince

e1-framer for developing E-1 modems

一个完整的短讯网关示例,支持短讯收发,支持UDP及Text格式.-a complete SMS Gateway example, support SMS transceiver to support UDP and Text formats.

设定固定的电话号码 ，自动拨打电话，接通你拨的电话号码-Set a fixed telephone number, auto-dial phone, dial the phone number connected to your

可以自动接收短信，可以发送短信，可以拨打电话（已通过测试）注：短信中心号需要自己去设一下-can automatically receive text messages that can send text messages, phone calls (the test) Note : SMS center, it needs its own to create what

一个很不错的语音电话源码-a very good voice source

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.

qpsk在加性高斯白噪声下的误码率仿真 -qpsk BER simulation

QaM的程序，可供学习借鉴和参考学习 仔细观察-QaM procedures, are available to learn from and reference to study carefully observed

Dream.exe soft source (Visual C++)-Dream.exe soft source (Visual C)