中文说明：一个比较全的ofdm代码，自己调试的，可以运行。比较适合初学者学习的代码。代码包含了信道卷积，信道交织，训练序列生成，导频插入等等。
English Description：
A comparison of OFDM code, your debugging, you can run. Code that is more suitable for beginners to learn. Convolution code contains the channel, channel superimposed training sequence generating, pilot inserts, and so on.