限幅后的信号10.90.80.7e0.6dutilp0.5mA0.40.30.20.1005001000150020002500点数差分后的信号10.90.80.7e0.6dutilp0.5mA0.40.30.20.1005001000150020002500点数31
通过低通滤波器的信号0.40.350.30.25udetilp0.2mA0.150.10.05005001000150020002500点数
解调后的信号10.90.80.7e0.6udtilp0.5mA0.40.30.20.100510152025TimePSK相干解调:
32
二进制随机序列10.90.80.70.6edutilp0.5mA0.40.30.20.100510152025Time调制后的信号1.510.50-0.5-1-1.505101520Time33
Amplitude
加入高斯白噪声后的已调信号1.510.5edutilp0mA-0.5-1-1.505101520Time相干解调后的信号原序列比较1.5 原输入二进制随机序列相干解调后的信号1edutilp0.5mA0-0.5 0510152025Time
DPSK相干解调:
34
二进制随机序列10.90.80.70.6edutilp0.5mA0.40.30.20.100510152025Time二进制随机序列相对码10.90.80.7e0.6dutilp0.5mA0.40.30.20.100510152025Time35