QPSK定时同步代码，采用Gardner定时同步算法 qpsk_demod

运行在QT 上，而且基于TCP协议上的，连接服务器的服务端口(TCP-based server service ports on QT)

用C语言编写的LDPC译码程序，希望对大家有用(Using C language LDPC decoding process, in the hope that useful)

VS2008下数据采集系统源码，主要实现实时采集下位机的数据，并实现曲线绘制和历史数据查询的功能(VS2008 under data acquisition system source code, mainly to achieve real-time acquisition the lower machine data, and curve drawing and historical data query functions)

水声探测技术中时反结合mimo提高探测性能的matlab仿真(Anti combined mimo method to improve detection performance underwater acoustic detection technologies.)

说明：  m序列发生器(简单型码序列发生器-----simple shift register generator)(m sequence generator (a simple code sequence generator----- simple shift Regi ster generator))

说明：  主要研究无线通信系统中，调制信号的载波同步问题，利用锁相环技术实现同步的matlab仿真(This paper mainly studies the carrier synchronization of modulated signal in wireless communication system, and realizes the MATLAB simulation of synchronization by using phase-locked loop technology.)

计算系统和速率，利用MATLAB进行仿真，画出曲线图(sumrateThis program is a non-orthogonal environment, within a two-user subcarrie)

Jabba是一个非常好的Jabber客户端，使用的Visual C++平台编写，可以在Jabba的基础上快速开发Jabber应用程序。(Jabba is a very good Jabber client, use Visual C++ Platform preparation, you can Jabba the basis for rapid development of Jabber applications.)

Capacity of Fading Gaussian Channels

通过2FSK通信系统综合设计实验，加强对2FSK调制器与解调器的通信技术电路理解，学会查寻资料、方案比较，以及设计计算环节。学会对所学基本理论知识的综合运用；掌握使用Multisim软件的操作方法(Through the comprehensive design experiment of 2FSK communication system, we need to enhance the understanding of the communication technology of 2FSK modulator and demodulator, learn to search for data, compare schemes, and design calculation links. Learn the comprehensive application of basic theoretical knowledge and master the operation method of using Multisim software)