ECE2025-L04 - tsquare Info ECE2025 LECTURE #4 Spring 2012...

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ECE2025 Spring 2012 School of Electrical & Computer Engineering Georgia Institute of Technology January 23, 2012 LECTURE #4 Phasor Addition Theorem Spring 2012 ECE-2025 Spring-2012 jMc-BHJ t square Info Check the Forums & Announcements daily SP First URL: http://collaboration.ece.gatech.edu/spfirst Username = gt, password = student Lectures are being posted PDF format (4 per page) Get PDF files of Labs & HWs from t-square Spring 2012 ECE-2025 Spring-2012 jMc-BHJ Lab Info Be prepared for Lab Work the Pre-Lab section Even better, do some or all of the Exercises for Verification Lab Verifications: Turn in at end of Lab Counts as part of the Lab Report score Lab Report due one week later Learn your Lab TA’s format requirements Lab FAQs are posted, but relate to old labs Bring your laptop to lab if you want to use your own environment. Spring 2012 ECE-2025 Spring-2012 jMc-BHJ READING ASSIGNMENTS This Lecture: Chapter 2, Section 2-6 Other Reading: Appendix A: Complex Numbers Appendix B: MATLAB Next Lecture: start Chapter 3
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Spring 2012 ECE-2025 Spring-2012 jMc-BHJ LECTURE OBJECTIVES Phasor = Complex Amplitude Complex Numbers represent Sinusoids Develop the ABSTRACTION: Adding Sinusoids = Complex Addition PHASOR ADDITION THEOREM t j j t j e Ae Xe t z ) ( ) ( Spring 2012 ECE-2025 Spring-2012 jMc-BHJ Z DRILL (Complex Arithmetic) Spring 2012 ECE-2025 Spring-2012 jMc-BHJ Euler’s FORMULA Review Complex Exponential Real part is cosine Imaginary part is sine Magnitude is one ) sin( ) cos( t j t e t j ) sin( ) cos( j e j A complex function of time, t .
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This note was uploaded on 02/07/2012 for the course ECE 2025 taught by Professor Juang during the Spring '08 term at Georgia Tech.

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ECE2025-L04 - tsquare Info ECE2025 LECTURE #4 Spring 2012...

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