用MATLAB画平方根升余弦脉冲波形（滤波器模型与仿真方法）-Using MATLAB painting square root raised cosine pulse waveform (filter model and simulation methods)

改进根升余弦成型滤波，信噪比可达-70dB，性能较标准升余弦提高较大，在TVB2脉冲成型中仿真验证过-Improved root raised cosine shaping filter, SNR up to-70dB, performance than the standard raised cosine larger increase in pulse shaping TVB2 verified in simulation

对双极性随机序列二进制数字基带信号，采用开方升余弦滚降波形、矩形脉冲、半波正弦在白噪声条件下的最优（匹配滤波器）接收程序。考察码间串扰和白噪声共同作用引发的误码，画出误码率曲线；设计均衡器画出误码率曲线。-Bipolar random sequence of binary digital baseband signal, using the square root raised cosine wave, rectangular pulse, half sine wave white noise

根据M值的改变可以产生2、4、8、16PSK数字调制基带信号，且成形滤波器可任选升余弦、根升余弦、高斯。-M may be generated according to a change value 2,4,8,16PSK baseband digital modulation signal, and optionally raised cosine shaping filter, the root raised cosine, Gaussian.