(a) Discuss the Autocorrelation function for Energy signals and deriv…

Question

(a) Discuss the Autocorrelation function for Energy signals and derive for the properties. ( 10 )

(b) Find the magnitude and the phase spectrum of the following signals in Figure 1. ( 10 )

$X(t) = A \text{ for } -T \le t \le 0$

$-A \text{ for } 0 \le t \le T$

$0, \text{ otherwise.}$