对信号进行调制、并加入高斯噪声的基于matlab的通信系统仿真及分析。-The signal modulation, and add Gaussian noise communication system based on matlab simulation and analysis.

用matlab对OFDM系统进行仿真，并添加高斯白噪声，得到一条BER曲线-Using matlab for OFDM system simulation, and add white Gaussian noise, to obtain a BER curve