Example - Digital Correlator

• yt = d(xt, a0) + d(xt-1, a1) + d(xt-2, a2) + d(xt-3, a3)

• d(xt, a0) = 0 if x ? a, 1 otherwise (and passes x along to the right)

+

+

d

d

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d

d

host

yt

xt

a0

a1

a2

a3

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