2025-L23 - ECE-2025 Spring-04 Info Web-CT Lab HW Final Exam...

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ECE-2025 Spring-04 Lecture 23 IIR Filters: Feedback & H(z) 12-April-04 4/10/2004 ECE-2025 Spring-03 jMc 2 Info: Web-CT, Lab, HW ± Final Exam on 30-April (Friday, period 15) ± Coverage: Everything ± One page of Hand-written notes (8.5 by 11 in) ± Schedule: ± Homework: ± #11 due this week; #12 due the last day of class ± Labs ± #11 due the last week ± PreLab this week; surveys next week ± #12 will be two parts, entirely in-Lab (i.e., no report) 4/10/2004 ECE-2025 Spring-03 jMc 3 PeZ Demo: Zero Placing Lecture 4/10/2004 ECE-2025 Spring-03 jMc 4 READING ASSIGNMENTS ± This Lecture: ± Chapter 8, Sects. 8-1, 8-2 & 8-3 ± Other Reading: ± Recitation: Ch. 8, Sects 8-1 thru 8-4 ± POLES & ZEROS ± Next Lecture: Chapter 8, Sects. 8-4 8-5 & 8-6
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4/10/2004 ECE-2025 Spring-03 jMc 5 LECTURE OBJECTIVES ± Show how to compute the output y[n] ± FIRST-ORDER CASE (N=1) ± Z-transform: Impulse Response h[n] ÅÆ H(z) y [ n ] = a A y [ n A ] A = 1 N + b k x [ n k ] k = 0 M ± INFINITE IMPULSE RESPONSE FILTERS ± Define IIR IIR DIGITAL Filters ± Have FEEDBACK : use PREVIOUS OUTPUTS 4/10/2004 ECE-2025 Spring-03 jMc 6 THREE DOMAINS Z-TRANSFORM-DOMAIN POLYNOMIALS: H(z) FREQ-DOMAIN k j M k k
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2025-L23 - ECE-2025 Spring-04 Info Web-CT Lab HW Final Exam...

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