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ee-351-2009-t1-midterm

# ee-351-2009-t1-midterm - d If x(t)=ej and y(t)=2x(t-l what...

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Professor: Time: Notes: UNIVERSITY OF SASKATCHEWAN MIDTERM EXAMINATION EE 351 Signals and Systems Dr. D. M. Klymyshyn Oct.22,2009 85 minutes Exam is closed book. 1 sheet (both sides) of formulas is allowed. All4 questions are of equal value. 1. Short problems: a. x(t) = t 'lu(t) - u(t - 2)l . Sketch x(t) and x(2t -2) . b. xfnl= O{nl+20[n -2)- )ln-3]. DetermineZ'*, P*, c. x(t) = O(t +l) -zAQ) + AQ -t). Sketch y(t) = f_*x(r)dr

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Unformatted text preview: d. If x(t)=ej'', and y(t)=2x(t-l), what is the system response lngw'1land lH(jw)forw=Lradls? 2 2. A signal x(r) is shown. Sketch the even and odd components of x(r) . x(t) I of2 a J. Determine and sketch the signal y[nl= xfnl* 71n1. 4. The spectral components of a continuous time periodic signal are shown. Write an equation for x(r) using sine and cosine functions. (Note: wo = 2) 2 of2...
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ee-351-2009-t1-midterm - d If x(t)=ej and y(t)=2x(t-l what...

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