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Unformatted text preview: GEORGIA INSTITUTE OF TECHNOLOGY SCHOOL of ELECTRICAL and COMPUTER ENGINEERING ECE 2025 Spring 2009 Problem Set #5 Assigned: 30-Jan-09 Due Date: Week of 9-Feb-09 Quiz #1 will be held in lecture on Friday 6-Feb-09. It will cover material from Chapters 2 and 3, as represented in Problem Sets #1, #2, #3 and #4. Closed book, calculators permitted, and one hand-written formula sheet ( 8 1 2 00 11 00 , both sides) Reading: In SP First , Chapter 3: Spectrum Representation, Sections 3-4, 3-5 and 3-6. Start reading Chapter 4: Sampling and Aliasing. H) Please check t-square daily. All official course announcements are posted there. BOTH of the STARRED problems will have to 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. For the week of 9-Feb only, students in the Monday recitations should turn in HW #5 on Wednesday (11- Feb-09) at their lab time. PROBLEM 5.1 *: Suppose that a periodic signal has a period of 12 s, and is defined over one period as: x.t/ D ( 512 for t < 4 256 for 4 t 12 Then this signal is a square wave....
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