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( ) Υ
ADS ADS ADS
ADS ADS
File->New Project Filter Length Unit
( )
3.0 3.1GHz 2dB 1dB 2.8GHz 3.3GHz 40dB -20dB S S21(S12) S21(S12) S11(S22)
Mcfil MLIN MSUB
Mcfil MLIN MSUB H: (0.8 mm) Er: (4.3) Mur: (1) Cond: (5.88E+7) Hu: (1.0e+33 mm) T: (0.03 mm) TanD: (1e-4) Roungh: (0 mm)
( ) MSUB ( ).
50 W Tools -> LineCalc -> Start Linecalc ( ) Substrate Parameters MSUB Cpmpnet Parameters ( 3.05GHz) Physical W L Electrical Z0 E_Eff Synthesize Analyze W L Z0 E_Eff 50 Ohm 90 deg 1.52 mm 13.63 mm( ) 17
TL1 TL2 1.52 mm 2.5 mm( ) 1 5 2 4 L W S W S L mm W1 W2 W1 W2 Display parameter on schematic
VAR VAR W L S name Variable Value Add Optimization/Statistics Setup Enabled/Disabled L ( ) 0.2 mm( 0.5 mm )
S S Term 1 2 S ( )
S
Random( ) Gradient( )
Goal Expr db(s(2,1)) db S21 SimlnstanceName SP1 Min Max Weight RangeVar[1] freq RangeMin[1] RangeMax[1]
S21 ( 2 db 40 db) S11 ( -20 db)
Simulate ( ) CurrentEF 0 Simulate -> Update Optimization Values ( VAR )
CurrentEf 0
OPTIM
Simulate
( ) S(1,1) S11 Add ( db) OK S11 S22 S21 S12 S11 S22 S21 S12 Marker Marker -> New Instert Marker Marker
S11(S22) S21 (S12) ( 1dB )
S Term ( ) Layout -> Generate/Update Layout OK OK ( )
( MSUB ) Momentum -> Substrate -> Update From Schematic Momentum -> Substrate - > Create/Modify
S Port port OK port ( P1 P2)
Momentum -> Simulation -> S-parameter Sweep Type Adaptive 10 ( ) Update Simulate ( ) S11 S21 S21 2.5dB 1dB 40 db S11-15dB
S Parameters Group delay VSWR delay(2,1) VSWR S
ADS ADS Help ADS Example Prpject
Protel 0.01 mm 0.2mm
Agilent 8714ES
S11 S22 S21 S12 Group delay ADS
50MHz
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ADS ADS ADS
ADS ADS
File->New Project divider Length Unit
2 1 3
0.9 1.1GHz 1 1-20dB -25dB 3.1dB S S21 S31 S11 S22 S33 S23
MSUB
MSUB H: (0.8 mm) Er: (4.3) Mur: (1) Cond: (5.88E+7) Hu: (1.0e+33 mm) T: (0.03 mm) TanD: (1e-4) Roungh: (0 mm)
50 W 50 Ohm 1.52 mm 70.7 Ohm 90 deg 0.79 mm 42.9 mm( )
W L mm
VAR VAR W L ( ) 0.2 mm( 0.5 mm )
S S Term 1 2 3 S
S
Random( ) Gradient( )
S31 S33 S11 S22 S21 S23
Simulate ( ) CurrentEF 0 Simulate -> Update Optimization Values ( VAR )
OPTIM Simulate
( ) S(1,1) S11 Add ( db) OK S11 S22 S21 S23 Marker Marker -> New Instert Marker Marker
S
S Term ( ) Layout -> Generate/Update Layout OK OK
( MSUB ) Momentum -> Substrate -> Update From Schematic Momentum -> Substrate - > Create/Modify
S Port port OK port substrate metallization layers
Momentum -> Simulation -> S- parameter Sweep Type Adaptive 10 ( ) Update Simulate ( ) S
Protel 0.01mm 0.2mm
Agilent 8714ES
S11 S22 S33 S21 S31 S23 S32 S21 S31
ADS
ADS layout
r 9.8 h 1.27mm 3GHz h 1.27mm 0.635mm 0.254mm 1.27mm
ADS Layout Schematic Layout
W L z
W L z Transmission Line Calculator
ADS ADS
ADS ADS
ADS rect_prj layout ADS mil mm >Preferences >Layout Units
ADS Layout Momentum >Substrate >Create/Modify Substrate Layer FreeSpace ////GND//// Alumina
Metallization Layers Layout Layer cond Definition Sigma Re thickness Substrate Layer ------ Strip ------ Strip cond OK
Layout Layout v cond
Layout
layout Momentum ->Mesh- >Setup Global ADS Layout Momentum Mesh Frequency Number of Cells per Wavelength
Momentum -> Simulation -> S- parameter Sweep Type Linear Start Stop 2.5GHz 3.5GHz Frequency Step 0.05GHz Update Simulation
2.95GHz S11 3GHz m1 3GHz Z0* 0.103-j0.442 5.15 j22.1
2D
Schmatic 3GHz Z0* 0.103-j0.442 5.15 j22.1
50 S11 g=1 g 50 S11 0 ADS
Schematic
TL1 TL2 L 10mm 1mm 20mm MSub
S Goal Goal db S 1 1-50dB Schematic Layout Layout
OPTIM Random( ) Gradient( ) Random 300
CurrentEF 0 update Simulate >Update Opimization Values Deactivate
Marker f 3GHz S(1,1) 5.539E-4
Layout Schematic Layout
Schematic ( 1mm) 3mm 50 1mm
2.9GHz 3.1GHz 10MHz
2D
Schematic S11
Thank you fugw 2003. 6
ADS Momentum
ADS Layout ADS 1.8GHz
(Resonance Frequency) (Bandwidth) (Return Loss) (Impedance) (Gain)
1.8GHz
ADS ADS Layout ADS
ADS ADS
File->New Project Antenna Length Unit
Layout
cond cond2 Via
GND Single Port Not Available Differential port Internal port Ground Reference Port
Port
Layout
Momentum => Mesh =>Setup Mesh Mesh Mesh Frequency Number of Cells Per Wavelength Mesh Mesh Frequency S Number of Cells Per Wavelength
Momentum Simulation Sparameters
Single Adaptive Sample Point Sample Point Adaptive Type Linear adaptive
S update Simulate
1.800GHz -28.161dB Z0* 0.933+j0.036 =46.65+j1.8
VSWR<1.5, 13%(1.683GHz 1.917GHz) VSWR<2.0, 23.8%(1.600GHz 2.026GHz)
Momentum=>Post Processing=>Radiation Pattern
E E Theta E Phi
Momentum =>Post Processing= >Radiation Pattern->2D Data Display, Compute,
2 E Planar Cut Phi Theta 0-360 0 Layout Conical Cut Theta Phi 0-360 0 Layout
2 E
E Phi=90 0 E E Theta E Phi
E Theta=45 0 E E E Theta E Phi
ADS Layout optimization Goal S11,S21, Wd
Momentum->Optimization-> parameters, nominal Value 4 Wd Perturbed Value
add OK Layout Ctrl
Edit-> Move-> Move Relatively. Y 6mm Apply Layout Wd 10mm Save Design Layout OK Layout
Momentum->Optimization-> Goal, Add OK
Momentum->Optimization-> Run Start
Wd
ADS
Wd Lb ADS Ld Wd Lb Lg Wg
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ADS
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1. S 1dB And so on
2. N L>W help
2. 1 sp S Sp
2. 2
3.ADS
3.1 3.1 3.2 ADS
3.1 File New Design BJT_curve_tracer Design BJT Curve
3.1 Design
3.1 Design
3.1
3.1 41511 sp S pb Design
3.1
3.1 Simulate
3.1 Marker ADS
3.1
3.1 Design
3.2 S S S sp_hp_at- 41511_2_19950125 Vce=2.7V Ic=5mA S
3.2 S -sp File New Design S-Params SP_of_spmod
3.2 S -sp Design
3.2 S -sp 3.1 sp Term
3.2 S -sp sp S sp 0.1~5.1GHz
3.2 S -sp
3.2 S -sp S
3.2 S -sp Eqn
3.2 S -sp S(1,1)
3.2 S -sp S(1,1) db
3.2 S -sp S(1,1)
3.2 S -sp S(1,1) / db(s(1,1)) db
3.2 S -sp
3.2 S -sp Design Noise
3.2 S -sp 2 nf(2)
3.3 SP sp sp sp_hp_at- 41511_2_19950125 2GHz
3.3 SP spmod_lna S
3.3 SP Term1 Term2 S S
3.3 SP
3.3 SP 2GHz 20.083/19.829 / 18.89 j*6.81
3.3 SP H: Er: Mur: Cond: Hu: T: TanD: Roungh:
3.3 SP MSub
3.3 SP
3.3 SP ADS 2GHz Zin 50 Zload
3.3 SP
3.3 SP T
3.3 SP - S
3.3 SP -
3.3 SP -
3.3 SP - T
3.3 SP - 1.558mm 50
3.3 SP -
3.3 SP - S 2GHz
3.3 SP - 2GHz S(2,2) 2GHz S(1,1) 2GHz SP2
3.3 SP -
3.3 SP - Random Gradient
3.3 SP -
3.3 SP - Simulate
3.3 SP - S
3.3 SP - S(2,2) S(1,1) Weight
3.3 SP
3.3 SP
3.3 SP
3.4 sp sp sp
3.4 I-V
3.4 1/4
Protel 50 0.01 mm 0.2mm 0.01mm
R1 C1 C2 R2 R3
S11 S22 S21
Sp I-V I-V 1/4
3.3 SP
3.4
MESFET Al Sweet :,? *. * S IV. * STEVE CRIPPS,. S S Steve Cripps IV RL RL RF RF RL S22 * Psat * A AB * IM3 IMR5 IP3 * * ACPR RF 1dB IM3 IM5 IP3 IP5 rules of thumb MESFET *P-1dB Psat 1dB *IP3 P-1dB 10 12dB * * * * IV * * * *
* * K * * MESFET A A Imax 1/2 * * IV * * RL RF * :
S IV RL RL RL RL RL MESFET IV RF RL
RF IV RL A CDMA TDMA A Vb-Vs RL RL=SQR Vb-Vs /2Pout IV RL RL RL Cds Cds 0.10PF RL :
, GaAs MESFET RF A GaAs MESFET - IV RF RF RL
Fujitsu FLL351ME 11dB +35dBm PCS IV FLL351ME S K
Fujitsu FLL351ME Er=9.7 0.65mm FLL351ME 2.3GHz FLL351ME IV RL
MESFET MESFET RL Cds S MMIC
50 MESFET : 1/4
Fujitsu 1997 358 PCB 26 9.7 ADS FLL351ME K ADS
10.0dB 1.8GHz Fujitsu RL 1.8GHz
* * * EM * S EM S MESFET
S GaAs MESFET RL S, RL RL ADS ADS amodelb_pri under mw_ckts - HP/EESOF ADS ADS S S S
A Idss/2 Vds=8V GaAs MESFET W mm Cgs=1.0 pf/mm Cgd=0.04 pf/mm Rin=4.1 Ohms-mm Rds=184 Ohms-mm Cds=0.20pF/mm Gm=0.082 S/mm S IV S IV RL RF RL ADS
RL FLL351ME 11 RL=11.4 RL 50
20 11 S IV S IV RL RF RL ADS
ADS RL=11.4-15dB RL Z 11 RF
ADS MESFET K 1 50 MESFET 50 1/4
0.7dB S S22 RF MESFET Power Amplifier Design : Small Signal Approach 2002.4.28.
VCO VCO
ADS ADS VCO
ADS ADS VCO VCO VCO
1. 2. 3.
p f 0 f
ADS ADS ADS ADS VCO ADS ADS
ADS ADS ADS
File File->New Project Oscillator Oscillator
VCO VC VC VC VC
VCO 1.8GHz 1.8GHz ADS ADS S VC HB
HP AT41411 [12] [12] MV1404 AT41411 1GHz 1GHz 1.4dB 2GHz 1.8dB 1.8dB 1GHz 1GHz 18dB 2GHz 13dB 7GHz 7GHz 1.8GHz Vce 8V Ic 10mA
ADS ADS
Component library ctrl+f1 ph_hp_at41411 ph_hp_at41411 Agilent Agilent Esc
probe components L_Probe Sources Time Domain V_DC lumped components R optim/stat/yield/doe GOAL OPTIM OPTIM Simulation DC DC
NAME Vcb Vcb Veb
GOAL 1.8GHz 1.8GHz Ic=10mA =10mA Vcb 5.3V
C 600 100 1000 12V 12V E 400 100 1000 5V F7 Data Display LIST R1.R R1.R R2.R
VC VC Term S- PARAMETE PARAMETER SWEEP Simulation Simulation S_Param MV1404 MV1404
VAR Vbias Vbias Vbias 5V Vbias Vdc Vdc Vbias S 1.8GHz Z PARAMETER SWEEP Vbias Simulatuion1 Simulatuion1 SP1 1 10 10 0.5
F7 Date Display Eqn Eqn C_Varactor VC
VC
Transient Simulation 0 30nsec
Vout Vout F7 Data Display Vout new new Marker Vout marker marker
Eqn Vout Vout Marker m3 m4 Spectrum Spectrum m3 m4
Spectrum Spectrum m3 m4 marker marker m5
m3 m3 m4 m3 m3 m4 fs m5 1.850GHz 1.850GHz 1.8GHz
VCO VCO 8.25pF 8.25pF 1.8GHz 1.8GHz VC VC 3.8V 3.8V Vdc Vdc 3.8V 1.799GHz
HB HB ADS ADS HB simulation HB HB
Oscport Oscport OscPort OscPort Simulation-HB
anmx anmx dbc/hz pnfm dbc/hz pnmx dbc/hz
VCO Vdc Vdc Vtune Vtune VAR Vtune Vtune Vtune Nonlinear noise HB HB
Date Display Rectangular Plot Advanced sweep1..freq[1] OK Vtune Vtune 3.75V 1.796GHz 1.796GHz
ADS ADS ADS ADS ADS ADS Help Help ADS ADS ADS
VCO VC VC 1.8GHz 1.8GHz
VCO VCO
VCO ADS ADS
1 ADS 1 3dB 1 2 1 3 4 2 3 4 90 1 1 2 0 D1 D2 D1 π vs 1 = Vs cos( ω st ) 1-1 2 vl 1 = VL cos( ω Lt π ) 1-2 D2 v = V cos( ω ) 1-3 s2 s st π vl 2 = VL cos( ω Lt + ) 1-4 2 π π 2 2 D1
π i1 ( t) = In, m exp[ jm( ω st ) + jn( ω Lt π )] 2 n, m= D2 π i2 ( t) = In, m exp[ jm( ω st) + jn( ω Lt + )] 2 n, m= m = ± 1, n = ± 1 I 1, + 1 = I + 1, 1 π iif = 4 I 1, + 1 cos[( ω s ω L ) t + ] 2 1 ( ) 2 3 4 5 6 7 3.6 GHz 3.8 GHz <15 2. 2.1 ADS Main windows File New Project ok
2.2 3dB Tlines-Microstrip ADS
2 3dB 50 ohm w 0.98mm 10.46mm 35ohm w 1.67mm 10.2mm MTEE W1 W2 W3 ADS Simulation S_Param Term 3
4
5 6
7 8 2.3 Lumped-Components
9 10
2.4 2.41 11 8 8 12
3dB 3dB 4 5 Devices-Diodes 13
13
DIODEM1 6 DIODE1 DIODE2 6 7 8 Term Term Simulation S-Param
8 1 (Num) 1 2 3 HB Simulation 2.42 Optim/Stat/Yield/DOE 2.43 Simulation-HB
IEEE 16.85 14
15
16
17
19 krylov F7 DataDisplay advance dbm(vif) Ok
20 ConvGain
21 22 2.5
Sweep 23 PLO F7 DataDisplay nf(2)
noisefreq 200.0MHz nf(2) 14.035 2.7 RF Term Simulation-HB
24 1 0GHz 6.0GHz 0.1GHz
25
27
28
29 F7 DataDisplay plot_vs(nf(2),hb_noise.rffreq) advance
30 2.8
Optim/Stat/Yield/DOE Sources-Freq Domain 1
31
32
33
F7 34 DataDisplay advance
dbm(vif) 35 2.9
36 3dB 3dB Mixer - - Mixer HB Simulation 1 2 3 Term Freq[1] Freq[2] Order 1 Sweep Nolinear Noise[1] Noise[2] Vif Copy(Ctrl+a Ctrl+c Ctrl+v) ADS
ADS
S
1.
2. 4 2140MHz 3dB 80MHz 400MHz -25dB 0.1dB 0.1dB -1dB LNA 21dB 2dB, 2dB, Amplifier S21=dbpolar(21,180) NF=2dB
3. System System-Amps & Mixer palette behavioral Mixer Mixer2 Mixer Mixer LOWER 10dB NF 13dB Sources Sources-Freq Domain palette 0 LO_freq LO_freq VAR 1V 1V 90 90 System System-Passive palette
4. 5 0.01dB -3dB 1.92MHz 5MHz 36dB 0~66dB G5 G5 NF 15 db Term2 Term2 Term3
5. S S_parameter Simulation Controller 1GHz 3GHz 3GHz 10MHz
1 20dB 20dB LNA LNA 70MHz 70MHz 25dB
2 6MHz WCDMA 0.125dB 0.125dB
6.
S_parameter Simulation Controller S_parameter Simulation Controller Parameters AC frequency conversion S-parameter freq.conv.port 1
VAR VAR VAR VAR -108dBm 108dBm VGA VGA 66dB
1
2 2.14GHz 96dB 49.4dB 3MHz 2MHz 2MHz 0.15dB 0.15dB
7.
(1) AC Simulation Controller Single point 2.14GHz Parameters Enable AC frequency conversion Perform budget dimulation
VAR VAR VGA VGA 66dB -108dBm 108dBm VGA VGA VAR
RF_source RF_source Term2 I/Q Generate Highlight Highlight
BudGain component Simulation-AC palette BudGain component
Y BudGain Y BudGain [0] [0] 2.14GHz 2.14GHz 1 [0] [0] VGA VGA
1
2
8. Harmonic Balance Simulation HB Simulation 2140MHz 2140MHz - 40dBm Vin Vout_i Vout_q
HB controller HB controller HB HB controller Freq[1] Freq[1] Order Order
2.14GHz 2.14GHz I/Q I/Q 62dB
9. Transient simulation controller StopTime StopTime 1000nsec MaxTimeStep 1nsec CDMA CDMA -32dBm 32dBm 2140MHz - 20dBm VAR
CDMA CDMA 2140MHz I Q
Trace Options Trace Expression dbm(fs( )) )) fs(( ) ) dbm dbm Trace Type Spectral Spectral 1dB 1dB
1.
318MHz 318MHz 1822MHz 1822MHz I/Q I/Q 5
2.
OSCwPhNoise Source Source-Fred Domain palette OSCwPhNoise
HB Simulation-HB Palette HB noise controller HB noise controller Freq tab OSCwPhNoise 10Hz 10kHz log 5 Nodes tab Vout_i Vout_q PhaseNoise tab Phase Noise spectrum 318MHz
HB HB HB simulation controller simulation controller HB noise controller simulation controller
HB controller HB controller NoiseCons tab NC1 NC1 HB controller
VAR
Vout_iphmx Vout_qphmx Vout_qphmx Vout_i Vout_q
3. mix mix {} {} -1 1 ( ( { })) dbm _ out = dbm mix Vout. 1,1
I/Q I PminLO - 5
HB simulation controller 1 Order 8 5 3 Sweep Sweep - 30~10dB
HB simulation controller 2 Params Status 4 FFT FFT Oversample Convergence
HB simulation controller 3 Noise1 Noise1 2 Nonlinear noise 1 318MHz 318MHz RF_freq RF_freq 1 2 2 the Node for noise parameter Vout Include port noise in node noise voltages solver solver Use Krylov solver
HB simulation controller 4
LO
0dBm 0dBm 22dB 22dB
1,
2
3
1 0dBm
1.
(10.7MHz) (10.7MHz) 5dB 1950MHz 4 5-1dB -2dB -6dB 6dB +13dB 1960.7MHz 1.5dBm
3
AC Simulation Controller BudGain component
VAR VAR
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