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Unformatted text preview: GEORGIA INSTITUTE OF TECHNOLOGY SCHOOL of ELECTRICAL and COMPUTER ENGINEERING ECE 2025 Fall 2008 Problem Set #10 Assigned: 27-Oct-08 Due Date: Week of 3-Nov-08 Reading: In Signal Processing First , Chapter 8 on IIR Filters . Please check t-square.gatech.edu often. All official course announcements are posted there. ALL of the STARRED problems should be turned in for grading. A solution will be posted to the web. Some problems have solutions similar to those found on the CD-ROM. Your homework is due in recitation at the beginning of class. After the beginning of your assigned recitation time, the homework is considered late and will be given a zero. Please follow the format guidelines (cover page, etc.) for homework. PROBLEM 10.1 *: Determine the z-transforms of the following signals. Express your answer as a ratio of polynomials in z- 1 by placing all terms over a common denominator. (a) x [ n ] = 2 [ n- 2] + [ n- 3] + (- 1 2 ) n u [ n ] (b) x [ n ] = 2 ( 1 2 ) n u [ n- 1] + 3 ( 1...
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