中文说明：
在matlab中的ofdm的编程，包括数据生成，调制，数据传送，频道干扰，解调，数据接收，并且计算误码率，把误码率用图像的形式表现出来。
English Description：
OFDM programming in MATLAB, including data generation, modulation, data transmission, channel interference, demodulation, data reception, and calculating the bit error rate, which is expressed in the form of image