viterbi

This m file models a DPSK UWB system using a delay in one leg

不同GI长度的OFDM-QAM系统性能仿真(Performance simulation of OFDM-QAM systems with different GI lengths)

Provides telephone system managers, telecommunications sales professionals, and students with nontechnical, easy-to-understand explanations of the major aspects of today s telecommunications systems. DLC: Telephone.

《通信系统仿真原理与无线应用》MATLAB源代码，在pudn网上也看到有这个代码，但是那个不全，有好几章代码没有，这个完整版的。(Communication System Simulation principle and wireless applications. "MATLAB source code, in pudn online to see this code, but incomplete, Several chapters code is not the full version.)

这是一篇基于循环延迟分集的分组预编码和空时频编码技术方面的典型文章(This is a cyclic delay diversity based on the group pre-coding and space-time-frequency coding technology, a typical article)

FreeSender 群发器，学习socket 编程(FreeSender mass learning socket programming)

一款电力远程电表自动抄表系统，采用VC开发设计，供大家相互学习使用。(Power system auto-collecting and managing system,designed with VC for lerning.)

调试串口很有帮助，用windowsAPI编写，避免了com控件的局限性(help for serialport debug)

说明：  MATLAB实现COSTAS环的源程序，有详细的注释说明 (costas source matlab)

水下扩频系统研究，本系统采用直接扩频序列方式，在有多径水声信道和无多径的水声信道进行研究比较(Underwater spread spectrum system, the system uses direct sequence spread-spectrum approach, in a number of Acoustic Channel Drive and non-multi-path acoustic channel for the study of comparative)