ECE 220
Multimedia Signal Processing
August 24, 2006
Fall 2006
Homework 1
Assigned:
August 24, 2006
Due:
Thursday
, August 31, by 4:30 pm in the 220 lockbox on the 2nd floor of
Phillips
Office hours:
See the web page for everyone’s office hours:
http://people.ece.cornell.edu/~hemami/ece220
Goals & concepts:
REVIEW: Complex number representation and manipulation, Euler’s
formula and its use, phase shifts are just delays.
Relevant text sections: Appendix A (not A.5), Sections 25.1, 25.2, 25.4, 26
Suggested 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 — this
is PROBLEM A.1, not EXERCISE A.1) and then builds upon it. Answer each of the ques
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 Fall '05
 JOHNSON
 Square Roots, Signal Processing, Complex number, Euler

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