剪贴板实现进程通信，并且支持单线程或多线程运行。-This program realises communication based on clickboard.AND this system supports single or mutiple threads.

LTE 的研究有重要的意义, 并将加速LTE 的商用化进程。-This article describes the basic structure of the uplink and downlink LTE physical layer and its key technologies, and the use of Matlab for physical layer simulation, for LTE research has important significance, and

通过调用多进程，完成返回n-arq协议C语言实现-the implement of a-arq