Processing math: 100%
Logo der Uni Stuttgart
Modal Dispersion - Impulse Response - Introduction (for your interest only)

h(t)=1MM1k=0δ(ttk)exp(α/cos(γk))

H(f)=1MM1k=0exp(j2πftk)exp(α/cos(γk))

with:

tk=c0nKcos(γk)

γk=(2kM11)γcrit,  k{0,,M1}

M number of modes

α attenuation in dB/m