09 Dividers-n-Couplers-p-2

# 09 Dividers-n-Couplers-p-2 - Topic: POWER DIVIDERS AND...

This preview shows pages 1–3. Sign up to view the full content.

1 Part II: Passive Circuit Design Impedance Matching Circuits Couplers Power Dividers Resonators Filters Circuit Elements Directional Couplers Hybrid Couplers C 2 C 3 C 1 Four-port Network Properties 90 degree Hybrid 180 degree Hybrid Coupled Lines Topic: POWER DIVIDERS AND COUPLERS Concepts: Single Section Coupler, Even- and odd-mode Analysis (Pozar Section 7.6) Quadrature Hybrid (Pozar Sec. 7.5), 180 degree Hybrid (Pozar Sec. 7.8) , 3 1 o o I I = o o I I 2 4 = , 3 1 o o V V = o o V V 2 4 = Odd-mode , 3 1 e e I I = e e I I 2 4 = , 3 1 e e V V = e e V V 2 4 = Even-mode Coupled Line Directional Couplers C 2 Microstrip Coupled Line Coupler Schematic Circuit Even-mode Excitation Odd-mode Excitation

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
2 Coupled Line Directional Couplers C 2(a) o e o e in I I V V I V Z 1 1 1 1 1 1 + + = = θ tan tan 0 0 0 0 0 jZ Z jZ Z Z Z e e e e in + + = tan tan 0 0 0 0 0 jZ Z jZ Z Z Z o o o o in + + = 0 1 Z Z Z V V o in o in o + = 0 1 Z Z Z V V e in e in e + = 0 1 Z Z V I o in o + = 0 1 Z Z V I e in e + = o e Z Z Z 0 0 0 = 0 Z Z in = tan tan 0 0 0 0 0 e o o e o o in Z j Z Z j Z Z Z + + = ( ) 0 2 0 0 2 2 Z Z Z Z Z Z Z Z o in e in e in o in in + + + = ( ) ( ) 0 0 0 2 Z Z Z Z Z Z Z Z Z Z o in e in o in e in e in o in in + + + + + = o e o in e in Z Z Z Z 0 0 = o in e in Z Z Z = 2 0 We let Even-mode Input Impedance Odd-mode Input Impedance Input Impedance at Port 1
This is the end of the preview. Sign up to access the rest of the document.

## This note was uploaded on 12/19/2009 for the course ELECTRONIC elm 421 taught by Professor Arifergin during the Fall '09 term at Gebze Institute of Technology.

### Page1 / 12

09 Dividers-n-Couplers-p-2 - Topic: POWER DIVIDERS AND...

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document
Ask a homework question - tutors are online