该程序是关于pcm编码的，即脉冲调制技术，用来对输入的模拟信道进行编码和调制-The program is on the pcm coding, that is, pulse modulation techniques, used to input analog channel coding and modulation

DVB_T系统中信道编码的研究与FPGA实现，一篇很好的说是论文，caj阅读器浏览- Research and FPGA Implementation of Channel Coding in DVB-T Systems