V21 demodulation process key part

gsm ti35 at指令 用于串口调试-gsm ti35 at command for serial debugging

这是一个利用at指令在vc++环境编写利用笔记本的com口控制modem拨打公用电话网电话的程序，程序调试可用。-This is a use at command in vc++ Environment prepared to use the notebook to control the com port PSTN modem dial telephone procedures can be used for program debugging.

用于电力工业中数据的采集、显示，判断电力故障，可以最大限度地方便用户从采集的数据中获取所需要的信息。并且用到了MODEM通讯，数据远传等。-For the electric power industry in data collection, display, determine the power failure, you can maximize the user-friendly from the data collected to obtain the required information. And used a MODEM communications, data, etc. FarEasTone.

SIM300的详细资料。用户手册和AT指令都有。 希望对你有用。-SIM300 details. User manual and have AT commands. Hope that useful to you.

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

LDPC编码的GFQ程序源代码，用于信道编码，可以编码LDPC矩阵，并进行交织译码-LDPC coding GFQ source code for channel coding, LDPC coding matrix, Decoding and intertwined

用MODEM来发短信，包括PDU的算法，较为详细！-Sends the short message with MODEM, includes PDU the algorithm, is more detailed!

MODEM编程，实现拨号，应答，通信。开发环境为VC6.0-MODEM programming, dial-up, response and communications. Development Environment for VC6.0

gprs modem 的faq，方便新手了解这方面的知识。-gprs modem" s faq, facilitate the novice to understand this knowledge.

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