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。
(In the OFDM matlab programming, including data generation, modulation, data transmission, channel interference, demodulation, data receiving, and calculating the BER, the BER image forms.)