20102ee113_1_Homework1

20102ee113_1_Homework1 - -1 1 2 3 n x(n(a Express x n as a...

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The following problems are from the electronic versions of the chapters of An Undergraduate Course on Discrete-Time Signal Processing , by Prof. A.H. Sayed (posted on the class website): Problem 2.5, Problem 2.8, Problem 2.10 (a,b,d,e), Problem 2.14, Problem 2.15, Problem 3.5, Problem 3.11. and also Problem A : Consider the sequence () xn illustrated below. Assume that () 0 xn = for 1 n ≤- and 7 n . 0 1 2 3
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Unformatted text preview: -1 1 2 3 n x(n) (a) Express ( ) x n as a sum of unit-sample sequences. (b) Express ( ) x n as a sum of unit-step sequences. (c) Calculate the energy of ( ) x n . (d) Calculate the power of the periodic sequence ( ) ( ) 7 k y n x n k ∞ =-∞ =-∑ using your result from part (c) and the period of ( ) y n . EE113 Digital Signal Processing Homework 1 Prof. Mihaela van der Schaar...
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