短信PUD开发文档,通过AT指令发送手机短信,中文通过PUD编码.

采用dpsk方式调制的直扩信号 -DPSK modulation methods used Direct Sequence Spread Spectrum Signal

实现QPSK和BPSK的调制解调程序，仅供参考

Matlab实现的cdma编程，初学者最容易理解和学习，有利于初涉cdma仿真的学习者很有帮助-Matlab realize the cdma programming, beginners learn the most easy to understand and help learners初涉simulation cdma helpful

短信PUD开发文档,通过AT指令发送手机短信,中文通过PUD编码.-Message PUD development documents, through the AT command to send the phone message, the Chinese through the PUD code.

详细介绍了Modem和PC机之间的通讯原理、方法，以及编程实例-detail the modem and PC communication between the principles, methods and programming examples. .

qam的解调程序，可以参考，对学习有帮助-qam demodulation process, you can reference on learning to help

zmodemclass的经典源码，原来旧的代码，有很多问题，比如文件名读取错误等，都已经被我修复。-zmodemclass classic source, the original old code has a lot of problems, such as the file name read error and so on, I have been repaired.

ZigBee System 仿真源代码，需要在Matlab的simulink中打开-ZigBee System simulation source code, in Matlab Simulink Open

HUAWEI UMTS Datacard/Modem AT 命令手册-HUAWEI UMTS Datacard/Modem AT Command Interface Specification

基于wavecom公司的Q24_plus GPRS/GSM 模块的无线modem的原理图设计，软件格式为ORCAD的DSN-On wavecom" s Q24_plus GPRS/GSM wireless modem module, the schematic design, software ORCAD format of the DSN