Nonlinear Microwave Circuit Design phần 2 docx
Nonlinear Microwave Circuit Design phần 2 docx
... frequencies
f
(Hz) n
1
n
2
f (MHz) f
n
1
n
2
ff
n
1
n
2
ff
n
1
n
2
f
000 011−3 2 3700 22 1 3 6100 33 2 5 9800
1 1 0 100 12 2 2 3800 23 2 3 620 0 34 −1 5 9900
2 2 0 20 0 13 −1 2 3900 24 3 3 6300 35 ... 300 14 0 2 4000 25 −3 4 7700 36 1 5 10100
4 −3 1 1700 15 1 2 4100 26 2 4 7800 37 2 5 1 020 0
5 2 1 1800 16 2 2 420 0 27 −1 4 7900 38 3 5 10300
6 −1 1...
Nonlinear Microwave Circuit Design phần 9 docx
... Figure 7 .20
334 MIXERS
f
LO
−3
f
2
f
LO
2
f
2
−
f
1
f
LO
2
f
2
f
LO
2
f
2
+
f
1
f
LO
2
f
1
+
f
2
f
LO
+2
f
1
−
f
2
f
LO
+2
f
2
−
f
1
f
LO
+2
f
1
f
LO
+3
f
1
f
LO
+3
f
2
f
LO
+2
f
1
+
f
2
f
LO
+
f
1
+2
f
2
f
LO
+2
f
2
f
LO
+
f
1
−
f
2
f
LO
+
f
2
−
f
1
f
LO
+
f
1
f
LO
+
f
1
+
f
2
f
LO
+
f
2
f
LO
f
LO
2
f
1
f
LO
−
f
2
2
f
1
f
LO
−
f
1
−
f...
Nonlinear Microwave Circuit Design phần 1 ppsx
... =
A
2
1
2
·
H
2
(ω
1
, −ω
1
) +
A
2
2
2
·
H
2
(ω
2
, −ω
2
)
+
A
2
1
2
·
H
2
(ω
1
,ω
1
) ·cos (2
1
t) +
A
1
A
2
2
·
H
2
(ω
1
,ω
2
) ·cos((ω
1
+ ω
2
)t)
+
A
2
2
2
·
H
2
(ω
2
,ω
2
) ·cos (2
2
t)
y
3
(t) =
3A
3
1
4
·
H
3
(ω
1
,ω
1
, ... v(t) + g
2
· v
2
(t) +···+i
s
(t) = 0 (1.57)
f
3
f
1
DC
1st order
2nd order
3rd order
2
f
1
−
f
2
2
f
1
2
f...
Nonlinear Microwave Circuit Design phần 3 potx
... in Figure 2. 20.
120 0
1000
800
600
400
20 0
0
0 0.5 1.5 2. 5 3.5 4.5 5.5 123
V
ds
(V)
V
gs
=−1 .25
V
gs
=−0 .25
V
gs
= 0
V
gs
=−0.75
V
gs
= 0 .25
V
gs
=−0.5
V
gs
=−1
I
ds
(mA)
456
Figure 2. 19 Pulsed ... itself [54– 62] . One of these phenomena is the temperature rise
EQUIVALENT -CIRCUIT MODELS 97
I
1
(w)
I
2
(w)
V
1
(w)
V
2
(w)
Y
11
(w)
.
V
1
(w)
Y
12
(w)
.
V
2
(w)
Y
22...
Nonlinear Microwave Circuit Design phần 4 pdf
... relations:
C
11
(V
1
,V
2
) =
∂Q
1
(V
1
,V
2
)
∂V
1
=
∂
2
E(V
1
,V
2
)
∂V
2
1
C
12
(V
1
,V
2
) =
∂Q
1
(V
1
,V
2
)
∂V
2
=
∂
2
E(V
1
,V
2
)
∂V
1
∂V
2
=
∂Q
2
(V
1
,V
2
)
∂V
1
= C
21
(V
1
,V
2
) (3.60)
C
22
(V
1
,V
2
) ... +g
12
· v
2
(t) +···
I
c2
(V
1
,V
2
) = I
c2
(V
10
,V
20
) +
dI
c2
dV
1
V
1
= V
10
V
2
= V
20
(V
1
− V
10
) +
dI
c2
dV...
Nonlinear Microwave Circuit Design phần 5 pps
... MTT-33, 129 –134, 1985.
[91] I. Angelov, H. Zirath, N. Rorsman, ‘A new empirical nonlinear model for HEMT and MES-
FET devices’, IEEE Trans. Microwave Theory Tech., MTT-40( 12) , 22 58 22 66, 19 92.
[ 92] ... for nonlinear RF /microwave subsystems’, Int.
J. RF Microwave Comput Aided Eng., 12( 5), 51–70, 20 02.
[ 122 ] J. Verspecht, P. Van Esch, ‘Accurately characterizing of hard...
Nonlinear Microwave Circuit Design phần 6 pps
... 1771–1777.
MULTI-HARMONIC DESIGN FOR HIGH POWER AND EFFICIENCY 22 5
20 Ghz,1 stage amp. with 2nd harmonic termination
short vs manipulation
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
18.5 19 19.5 20 20 .5
Freq. ... Output
514.4 + 25 .9j 22 .3 + 6.1j 14.5 +25 .8j 32. 6 + 20 .5j
10 42. 9 − 22 3.4j 1.6 − 4.6j 0.5 + 14.8j 3.4 +68.1j
15 23 .9 − 130.4j 1.3 − 7.2...
Nonlinear Microwave Circuit Design phần 7 ppsx
... LINEAR TO NONLINEAR 24 3
Its imaginary part becomes zero for
ω
1
=
1
√
LC
(5.56)
From the above,
∂F
∂ω
=−
2 ω
(α
2
− ω
2
)
2
+ 4α
2
ω
2
·
1
L
+ j
C −
α
2
− ω
2
(α
2
− ω
2
)
2
+ 4α
2
ω
2
·
1
L
(5.57)
∂F
∂ω
s=jω
1
= ... For the circuit shown in Figure 5 .2, eq. (5.1) reads as
Y
11
Y
12
Y
21
Y
22
+
Y
source
0
0 Y
load
·
V
1
V
2
=
...
Nonlinear Microwave Circuit Design phần 8 ppt
... = 2 ). The point midway on this line for α = β = π is a symmetric
2p
b
0
0
0
0
0.1
0.1
−0.1
−0 .2
−0 .2
−0 .2
−0 .2
−0 .2
−0.1
−0.1
−0.1
0.1
0.1
0 .2
0 .2
0 .2
0 .2
0 .2
0.3
0.3
−0.3
−0.3
0
0
p
p
a
2p
Figure ... formulae [25 ]:
I
d,0
=
I
max
2
·
2sin
α
2
− α · cos
α
2
1 − cos
α
2
I
d,1
=
I
max
2
·
α − sin(α)
1 − cos
α
2
I
d ,2
=
I
max
6π
·
3sin
α
2...
Nonlinear Microwave Circuit Design phần 10 potx
... 188, 197, 20 9, 21 5,
28 4, 29 2, 29 6, 3 02, 305
current, 28 7, 29 2, 29 4 29 5
generation, 20 7, 20 9 21 0, 22 9, 28 0,
28 2 28 3, 305
loading, 25 8
manipulation, 169, 196, 198–199, 21 1 21 2,
21 6, 22 0, 22 4
reaction ... 187
tuning, 194, 20 7, 22 0
HBT, 89, 121 , 27 9, 319
HEMT, 89–90, 91, 94 –95, 121 – 122 ,
136–137, 22 4, 27 9, 28 9, 319, 3 32
Heterojunction, 85...
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