AllPass2ndOrder

AllPass2ndOrder is an all pass filter of 2nd order.

Element

Direction

Remark

in::continuous

input

filter input

out::continuous

output

filter output

x1::continuous

discrete state

x2::continuous

discrete state

AP_c1:: continuous

parameter; signification: see formula below

AP_c2:: continuous

parameter; signification: see formula below

AP_d1:: continuous

parameter; signification: see formula below

AP_d2:: continuous

parameter; signification: see formula below

Transfer function of all pass:

H(s)

=

Y(s)

=

1.0 + AP_d1*s + AP_d2*s2

U(s)

1.0 + AP_c1*s + AP_c2*s2