Chapter 2 Transmission Line Theory (2.1 ~ 2.5) 전자파연구실 1.

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Presentation transcript:

Chapter 2 Transmission Line Theory (2.1 ~ 2.5) 전자파연구실 1

2.1 The lumped-element circuit model For a transmission line 전자파연구실 2

2.1 The lumped-element circuit model For a transmission line - Telegrapher equations 전자파연구실 3

2.1 The lumped-element circuit model For a transmission line - Wave equations 전자파연구실 4

2.1 The lumped-element circuit model For a transmission line - Characteristic impedance 전자파연구실 5

2.1 The lumped-element circuit model For a transmission line - Voltage waveform in time domain 전자파연구실 6

2.1 The lumped-element circuit model For a transmission line - The lossless line (R = G = 0) 전자파연구실 7

2.2 Field analysis of transmission lines 전자파연구실 8 - time-average stored magnetic energy - time-average stored electric energy

2.2 Field analysis of transmission lines 전자파연구실 9 -power loss per unit length -time-average power dissipated per unit length

2.2 Field analysis of transmission lines 전자파연구실 10

2.2 Field analysis of transmission lines -The telegrapher equations derived from field analysis of a coaxial line 전자파연구실 11

2.2 Field analysis of transmission lines 전자파연구실 12

2.2 Field analysis of transmission lines 전자파연구실 13

2.2 Field analysis of transmission lines - Lossless coaxial line 전자파연구실 14

2.3 The terminated lossless transmission line - Voltage reflection coefficient - time-average power 전자파연구실 15

2.3 The terminated lossless transmisson line - Return loss (RL) - Standing waver ratio (SWR) 전자파연구실 16

2.3 The terminated lossless transmisson line - Input impedance 전자파연구실 17

2.3 The terminated lossless transmisson line - Special case of lossless terminated lines 전자파연구실 18

2.3 The terminated lossless transmisson line - Special case of lossless terminated lines 전자파연구실 19

2.3 The terminated lossless transmisson line - Special case of lossless terminated lines - Transmission coefficient - Insertion loss 전자파연구실 20

2.4 The smith chart 전자파연구실 21

2.4 The smith chart For example 전자파연구실 22

2.5 The quarter-wave transform 전자파연구실 23

2.5 The quarter-wave transform 전자파연구실 24