ppi协议分析，整理了ppi协议的读写格式，强制IO，一次读多条数据等内容...

采用汉明码的qpsk信号在高斯信道下的源程序-using the Gaussian quadrature signal in the channel source

基于matlab实现的OFDM系统中的16QAM子系统-Matlab implementation based OFDM systems 16QAM Subsystem

这是tcp/ip通讯的vc++控件及范例源码，包含一组非常优秀的socket控件源码，demo程序包括客户端程序和服务端程序，实现tcp/ip通信的数据接收发送。-This is the tcp/ip communication and control vc example source code, contains a set of socket excellent source control, demo procedures including client and server procedures, tcp/ip communication of this data reception.

TCP/IP的网络图，介绍了，TCP/IP 的结构。是初学者需要了解的很必要的网络资料，需要看的朋友，快下！-TCP/IP network, introduced the TCP/IP structure. Beginners need to know is a very necessary network information needs as a friend, under fast!

Visual C++高级开发范例解析第二章ActiveX源码-Visual C++ Advanced Development ActiveX sample chapter source analysis

PPP拨号上网协议栈，通过串口编程，实现PPP拨号网络底层协议以及TCP/IP协议，主要用于GPRS，CDMA，电话拨号等通信领域。-PPP dial-up Internet protocol stack, through serial programming, PPP dial-up network to achieve agreement and the underlying TCP/IP protocol, mainly for GPRS, CDMA, such as dial-up telephone communications.

文件提供了通信中自适应波束形成的matlab程序，根据到达的来波方向，自适应的调节形成波束的主瓣方向，程序给出了自适应的过程和最后的波束图。-document provides communications adaptive beamforming of Matlab procedures, according to the arrival of wave direction, the regulation of adaptive beam forming the main valve direction, the procedure is the process of adaptive beamforming and the final map.

这是我学习完成端口的时候自己写的一个小程序。其中完成端口的大致功能都有。重要的是程序简单，而且有我本人的注解。适合初学者学习。

此通讯程序非常好用，一定不要错过哦，如果有问题请发ＭＡＩＬ通知，不需要解压密码-this communication process is very useful, we should not miss, oh, if there are problems please send mail notification, not extracting passwords

扩频发射机，信道编码采用(2, 1, 7)卷积 码, 扩频模块采用扩频长度255 的kasami码, 极性变换模块为3bit 量化模式, 内插模块为每两比特间插入7bit 和输出滤波为16 阶的FIR 滤波器。-direct sequence spread spectrum transmitter