语音电话高级编程是一个通过调制解调器来进行语音电话开发的程序，相信读者一定会感兴趣。 本程序需要调制解调器的支持，否则可能失败 需要调制解调器支持语音传输，本程序在子弹头 调制解调器下调试通过，通话时通过麦克风和话筒 来进行。-Voice calls is a high-level programming via modem to the development of procedures for voice calls, I believe that readers will

完成pi/4-dqpsk调制，本代码没有注释，需要自己调试，欢迎指教-pi/4-dqpsk modem developed by matlab This code has no explaination ,so you must debug it by yourself.Welcome to download.

源码，实现模拟Modem对AT命令进行解析，可以在没有硬件Modem设备的环境下，对AT相关的业务进行调试。-Source, Analog Modem AT command parsing debug environment without hardware Modem devices business to AT.