Is
hn
h
n
halfband? Does
hn
h
n
permit spectral factorization? (Figure 1)
Is
hn
h
n
halfband? Does
hn
h
n
permit spectral factorization? (Figure 2)
Is
hn
h
n
halfband? Does
hn
h
n
permit spectral factorization? (Figure 3)
Is
hn
h
n
halfband? Does
hn
h
n
permit spectral factorization? (Figure 4)