B-32
DSP96002 USER’S MANUAL
MOTOROLA
B.1.19
General Lattice Filter
GENERAL LATTICE
COEFFICIENT AND STATE VARIABLE STORAGE
r0 r4
x: k3 k2 k1 w3 w2 w1 w0 y: s4 s3 s2 s1
m0=6 (=2*N, mod 7) m4=3 (=N, mod 4)
∑
∑
∑
∑
∑
∑
∑
(in)
(out)
Z
-1
Z
-1
Z
-1
k3
k2
k1
-k3
-k2
-k3
w1
w0
w2
w3