from sk_dsp_comm import digitalcom as dc
import scipy.signal as signal
import matplotlib.pyplot as plt
x,b,data = dc.mpsk_bb(500,10,8,'src',0.35)
y = signal.lfilter(b,1,x)
plt.plot(y.real[12*10:],y.imag[12*10:])
plt.xlabel('In-Phase')
plt.ylabel('Quadrature')
plt.axis('equal')
plt.plot(y.real[12*10::10],y.imag[12*10::10],'r.')
plt.show()