ECE 220Multimedia Signal ProcessingAugust 24, 2006Fall 2006Homework 1Assigned: August 24, 2006Due:Thursday, August 31, by 4:30 pm in the 220 lock-box on the 2nd floor ofPhillips Office hours:See the web page for everyone’s office hours:http://people.ece.cornell.edu/~hemami/ece220Goals & concepts:REVIEW: Complex number representation and manipulation, Euler’sformula and its use, phase shifts are just delays.Relevant text sections: Appendix A (not A.5), Sections 2-5.1, 2-5.2, 2-5.4, 2-6Suggested Practice Problems. NOT GRADED but suggested if you need more practice or review.2.4, 2.5, 2.16, all problems in Appendix A. (NOTE THESE ARE PROBLEMS, not exercises.Problems are at the back of each chapter.)From Appendix A (Complex Numbers).Helpful problems are from the CD, under “Homework Problems with Solutions” — all problems(there aren’t many of them, and the problem titles for Appendix A are straightforward).1.Walking around the unit circle.This problem begins with A.1 in the appendix (note — thisis PROBLEM A.1, not EXERCISE A.1) and then builds upon it. Answer each of the ques-
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