中文说明：
16－QAM基带传输系统的Matlab仿真，实现了主要模块二进制信息源输入，16QAM调制，发射滤波器，接收滤波器，采样，均衡，信号检测，16QAM解调，信息还原输出，产生BER曲线图。
English Description：
Matlab simulation of 16-QAM baseband transmission system realizes the main modules: binary information source input, 16QAM modulation, transmit filter, receive filter, sampling, equalization, signal detection, 16QAM demodulation, information restoration output, and generating BER curve