双向PCS控制仿真，ML法能够很好的估计信号的信噪比,窗函数法设计一个数字带通FIR滤波器。- Two-way PCS control simulation, ML estimation method can be a good signal to noise ratio, A window function design FIR digital band-pass filter.

窗函数法设计一个数字带通FIR滤波器，给出接收信号眼图及系统仿真误码率，包含优化类的几个简单示例程序。- A window function design FIR digital band-pass filter, The received signal is given eye and BER simulation systems, Optimization class contains several simple sample programs.