2025-L21 - ECE-2025 Spring-2009 Info: Lab & HW CHECK...

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ECE-2025 Spring-2009 Lecture 21 Introduction to the Fourier Transform 3-April-09 fo: Lab & HW Info: Lab & HW ± CHECK YOUR GRADES !!! ± T-square is the OFFICIAL gradebook ± Check your grades ± Quiz #3 will be 17-April (Friday) ± Coverage: HW #10, 11 and 12 ± Chapters 9, 10, and 11 eview Session 6 pril 6:00pm ± Review Session, 16-April @ 6:00 pm ± HW #11 due next week ± Lab #11 is last lab with a report 4/2/2009 ECE-2025 Spring-08 jMc 2 fo: Lab #11 Info: Lab #11 ab #11 ses ± Lab #11 uses ± sinusoids to probe an unknown system t ilt ti ± Set up simlutaneous linear equations ± Lab11gen.m to get measurements ± Based on your GT login ID ± { Freq, Amp, Phase} for each measurement ω d j c j H + = ) ( 4/2/2009 ECE-2025 Spring-08 jMc 3 j a + HREE DOMAINS: ANALOG THREE DOMAINS: ANALOG aplace RANSFORM- OMAIN Laplace TRANSFORM DOMAIN POLYNOMIALS: H(s) Lecture TIME-DOMAIN FREQ-DOMAIN R , L , C y ( t ) = h ( t ) * x ( t ) = e j t dt 4/2/2009 ECE-2025 Spring-08 jMc 4 ( j ) ( ) −∞
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EADING ASSIGNMENTS READING ASSIGNMENTS his Lecture: ± This Lecture: ± Chapter 11, Sects. 11-1 to 11-4 ± Other Reading: ± Recitation: Ch. 10 ± And Chapter 11, Sects. 11-1 to 11-4 t Lt C ht1 1St1 1 1 1 ± Next Lecture: Chapter 11, Sects. 11-5, 11-6 4/2/2009 ECE-2025 Spring-04 jMc 5 ECTURE OBJECTIVES LECTURE OBJECTIVES ± eview Review ± Frequency Response ± ourier Series Fourier Series ± Definition of Fourier transform = dt e t x j X t j ω ) ( ) ( Relation to Fourier Series xamples of Fourier transform pairs 4/2/2009 ECE-2025 Spring-04 jMc 6 ± Examples of Fourier transform pairs
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2025-L21 - ECE-2025 Spring-2009 Info: Lab & HW CHECK...

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