01-F10_TwoPorts

# 01-F10_TwoPorts - EE 541 Lecture Aid Lecture Aid#1 Fall Semester Semester 2011 Two Port Filter Network Models And Analysis Dr John Choma John Choma

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EE 541 ecture Aid Two Port Filter Network Lecture Aid #1 Fall emester Models And Analysis r John Choma Semester 2011 Dr. John Choma, Professor Of Electrical Engineering Ming Hsieh Department of Electrical Engineering owell Hall Of Engineering (PHE) Room #620 Powell Hall Of Engineering (PHE) Room #620 University of Southern California University Park; Mail Code: 0271 Los Angeles, California 90089-0271 13) 740 692 [Office] (213) 740-4692 [Office] [email protected] [E-Mail] www.jcatsc.com [Course Notes]

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Overview Of Lecture Fundamental Types Of Filters Frequency Response Lowpass Bandpass Highpass Notch onstant Group (Envelope) Delay Constant Group (Envelope) Delay Common Filter Characteristics Maximum Voltage Or Current Transfer Maximum Power Transfer Lossless Branch Elements Input And Output Port Impedance Matching wo Port Network Models Two Port Network Models y-Parameters z-Parameters arameters EE 541 Lecture Aid #1 Two Port Filters And Models 2 c-Parameters
Ideal Lowpass Filter ystem Level Diagram And Idealized Frequency Response System Level Diagram And Idealized Frequency Response Z Lowpass Z in Z out V |H(j )| |H(0)| s Z l V s Filter o o V( j ω ) H(j ω ) Basic Filter Properties B 0 s j ω ) (j )H ( j 0 ) 0 ω B Constant “Gain” Within Filter Passband Designable Bandwidth , B Zero “Gain” In Stopband esignable assband Gain r ttenuation (0)| ω , 0  ω )0 , ω B Designable Passband Gain Or Attenuation , |H(0)| Positive Real Impedance Requirement (All Filter Types) Re Z (j ω , 0 ω   ut Re Z (j ω , 0 ω EE 541 Lecture Aid #1 Two Port Filters And Models 3 in  out

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Ideal Bandpass Filter System Level Diagram And Idealized Frequency Response Bandpass Z in Z out |H(j )| (j )| Z s Z l V s Filter V o |H(j o B o V( j ω ) H(j ω ) Basic Filter Properties o +B/2 0 o B/2 o s (j j ω ) Constant “Gain” Within Filter Passband oo o BB ω )H ( j ω ), ωω ω 22     Zero “Gain” In Low And High Frequency Stopbands Designable Passband Gain Or Attenuation , | H(j ω o )| Designable Bandwidth , B, And Center Or Tuned Frequency , ω o EE 541 Lecture Aid #1 Two Port Filters And Models 4 Resultantly Designable Quality Factor : o ω Q B
Ideal Highpass Filter System Level Diagram And Idealized Frequency Response Highpass Z in Z out |H(j )| (j )| Z s Z l V s Filter V o |H(j )| o V( j ω ) (j ) Basic Filter Properties 0 c s H(j ω j ω ) Zero “Gain” In Stopband” Within Filter Passband: Designable Passband Gain Or Attenuation , | H(j )| Designable Cutoff Frequency , ω ω ) ) , ω > ω c ω )0 , ω < ω g qy , c Positive Real I/O Impedance Requirement Remains For This And All Other Passive Filters c EE 541 Lecture Aid #1 Two Port Filters And Models 5

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Ideal Notch Filter ystem Level Diagram And Idealized Frequency Response Syste e e ag a d dea ed eque cy espo se Z s Notch ilter Z in Z out V o |H(j )| |H(0)| Z l
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## This note was uploaded on 12/22/2011 for the course EE 541 at USC.

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01-F10_TwoPorts - EE 541 Lecture Aid Lecture Aid#1 Fall Semester Semester 2011 Two Port Filter Network Models And Analysis Dr John Choma John Choma

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