W. Mertin, MBSA_WS2017/201811.1

Linear und nonlinear Network Analysis

W. Mertin, MBSA_WS2017/201811.2

Principle of Network Analysis

W. Mertin, MBSA_WS2017/201811.3

Reflection Parameters

L

L

ZZZZ

ewaveincidentwavereflected j

+

-=×==G fr

Γmit)log(20 =-= ρρRL

ρρ

EEVSWR

-+

==11

min

max

r

RL

VSWR

0

dB

1

1

0 dB

No reflectionZ = ZL

Full reflectionZL = 0 W/ ZL = W

¥

¥

¥

Reflection Coefficent

Return Loss

Voltage Standing Wave Ratio

Emax

Emîn

E(t)

-

W. Mertin, MBSA_WS2017/201811.4

Transmission Parameters

φjeτwaveincidentwavedtransmitteT ×==

TττIL =-= mit)log(20

Transmission Coefficent

Insertion Loss

Gain tlog20Inc

Trans ==EEG

W. Mertin, MBSA_WS2017/201811.5

Principle of a Network Analyzer

W. Mertin, MBSA_WS2017/201811.6

Principle of a Network Analyzer

http://de.wikipedia.org/wiki/Netzwerkanalysator

W. Mertin, MBSA_WS2017/201811.7

Network Analyzer

W. Mertin, MBSA_WS2017/201811.8

Display Formats

W. Mertin, MBSA_WS2017/201811.9

Smith Chart

L

W. Mertin, MBSA_WS2017/201811.10

Smith Chart II

L

X

R

e.g. 50 WImpedance: Z = R + j X

W. Mertin, MBSA_WS2017/201811.11

S-Parameter of an open Line

W. Mertin, MBSA_WS2017/201811.12

S-Parameter of a Transistor