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MMIC Design LecturesIII-5HO

资料介绍
III-5HOIII-5. Signal Flow Graphs
(1) Signal flow graphs construction rule-(1)
Signal Flow Graph
(1) variable as a node (2) Sij and Γ as branches (3) branches from independent(incident waves) to dependent(reflected waves) variable nodes (4) a node is equal to the sum of the branches entering it

a1

S21

b2

S11

S22

b1

S12

a2

ICE651 MMIC Design

III-5-1

III-5. Signal Flow Graphs
(1) Signal flow graphs construction rule-(2)
Voltage-source generator
Vg = E s + I g Z s Vg + Vg = Es + (Vg Vg ) Z s / Z 0
+ +

Load Impedance

bg = bs + Γs a g
where

(1)

bg =

Vg



Z0

, ag =

Vg

+

Z0

, bs =

Es Z 0 Z s + Z0

Z Z0 Γs = s Z s + Z0

VL = I L Z L V V VL + VL = Z L ( L L ) Z0 Z0
+ +

bL = ΓL aL
where

(2)
+

V V bL = L , aL = L Z0 Z0 ΓL =
ICE651 MMIC Design



Z L Z0 Z L + Z0
III-5-2

……
标签:III-5HO
MMIC Design LecturesIII-5HO
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