Question: A binary phase shift keying signal is defined according to for all n, and B [n] is a discrete- time Bernoulli random process that has

A binary phase shift keying signal is defined according to

for all n, and B [n] is a discrete- time Bernoulli random process that has values of + 1 or - 1.
(a) Determine the autocorrelation function for the random process X (t). Is the process WSS?
(b) Determine the PSD of X (t).

Xit) = cos(27(+8[n] ) for n7s t < (n + 117,

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