Modulate with matlab & simulink Digital signal (QPSK,ASK,FSK,QAM...) Analog signal (AM,FM,PM) MATLAB release MATLAB 7.8 (R2009a)

8. 单径瑞利信道中的四发四收V-BLAST： (1) 请设计一种具体的导引辅助的信道估计方法，用Simulink进行仿真，测量16QAM调制时的误码率性能。画出比特信噪比与信道估计均方误差的关系曲线，画出比特信噪比与误码率的关系曲线。 -4 Explain the working principle of convolutional encoding and decoding. Please use the Simulink simulation convolutional codin