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Practical RF Amplifier Design and Performance Optimization with SPICE and Load- .pdf
(1.67 MB, 下载次数: 255 )
1 Introduction and Problem Statement . . . . . . . . . . . . . . . . . . . . . . . . . 1
1.1 | Topic Definition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 | 1.2 | Solution . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 | References . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
2 Radio Frequency Power Amplifier (Narrow Band, Distributed)
Design Fundamentals: Design Procedures and Analysis . . . . . . . . . . . 7 | 2.1 | Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 | 2.2 | RF Power Amplifier Types (Linear, Nonlinear), Classes | (A, B, AB, C, D, E, F, G, and H), and Conduction Angle . . . . . . . 8 | 2.3 | Key Load Line Concept and Biased (Linear) RF Power | Amplifier Design . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 | 2.3.1 Biased (Linear) Class A (Common Emitter) RF
Power Amplifier Load Line, Design Equations,
and Analysis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
2.3.2 Biased (Linear) Single-, Double-Sided Class B
RF Power Amplifier Load Line, Design Equations,
and Analysis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
2.3.3 Biased (Linear) Single-Sided Class C RF Power
Amplifier (Fixed, Zero Bias) Load Line,
Design Equations, and Analysis . . . . . . . . . . . . . . . . . . . . 12
2.3.4 Biased (Linear) Class AB RF Power Amplifier Design
Equations and Analysis . . . . . . . . . . . . . . . . . . . . . . . . . . 13
2.3.5 Switched (Nonlinear) Class D Double-Sided RF Power
Amplifier Design Equations and Analysis . . . . . . . . . . . . . 14
2.3.6 Switched (Nonlinear) Class E RF Power Amplifier
Design Equations and Analysis . . . . . . . . . . . . . . . . . . . . . 15
2.3.7 Switched (Nonlinear) Class F RF Power Amplifier
Design Equations and Analysis . . . . . . . . . . . . . . . . . . . . . 17
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2.3.8 Linear (Biased) Class G and H RF Power Amplifiers
Design Equations and Analysis . . . . . . . . . . . . . . . . . . . . . 18
2.3.9 Biased (Linear) RF Power Amplifier Combination:
Classes B and C Doherty Amplifiers . . . . . . . . . . . . . . . . . 19
2.4 | RF Power Amplifier Performance Metrics: Efficiency, | Power-Added Efficiency, Gain, Noise Factor, Noise Figure, | and Linearity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 | 2.5 | Load and Source Pull Techniques and Impedance Matching | of RF Power Amplifiers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 | 2.6 | Addressing Drawbacks of Narrow Band and Distributed | RF Power Amplifiers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
References . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
3 Radio Frequency Amplifier Design Examples and Performance
Optimization with SPICE and Load and Source Pull Schemes . . . . . . 27
3.1 | Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27 | 3.2 | 500 MHz Class A Amplifier: Design with SPICE | and Efficiency Boost from 16% to 40% with Load | Pull Scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 | 3.3 | 750 MHz Class B Single-Sided Amplifier: Design | with SPICE and Efficiency Boost from 40% to 71% | with Load Pull . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31 | 3.4 | 800 MHz Class AB RF Amplifier: Design with SPICE | and Efficiency Boost from 16% to 75% with Load Pull . . . . . . . . . 34 | 3.5 | 750 MHz Zero-Base Bias Class C Amplifier: Design | with SPICE and Efficiency Boost from 34% to 89%
with Load Pull . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
3.6 | 500 MHz Double-Sided Class D Transformer-Controlled | Voltage Source (TCVS) Amplifier: Design with SPICE | Efficiency Boost from 21% to 75% with Load Pull . . . . . . . . . . . . 39 | 3.7 | 750 MHz Double-Sided Class D Transformer-Controlled | Current Source Amplifier: Efficient Boost from 16% to 61%
with Load Pull . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
3.8 | 500 MHz Class F Amplifier with Harmonic Tuning Up to | Third Harmonic: Design with SPICE and Efficiency Boost | from 35% to 80% . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42 | 3.9 | 750 MHz Class F Amplifier with Third, Fifth Harmonic | Tuning: Design with SPICE and Efficiency Boost
from 27% to 62% with Load Pull . . . . . . . . . . . . . . . . . . . . . . . . . 45
3.10 500 MHz Class G Amplifier: Design with SPICE
and Efficiency Boost from 22% to 81% with Load
and Source Pull . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
3.11 500 MHz Class H Amplifier: Design with SPICE
and Efficiency Boost from 30% to 84% with Load Pull . . . . . . . . . 50
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3.12 750 MHz Class E Amplifier: Design with SPICE
and Modified Load Source Pull to Boost Efficiency . . . . . . . . . . . . 50
3.13 500 MHz Doherty Amplifier Quadrature Coupler/Splitter
and Amplifier Output Combiner . . . . . . . . . . . . . . . . . . . . . . . . . . 53
3.14 500 MHz Class A Amplifier: SPICE Input, Output Noise
Spectra Measurement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
3.15 300 MHz Distributed Amplifier Design with SPICE . . . . . . . . . . . 59
References . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
Appendices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
Appendix A . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
List of Supplied Software Executables . . . . . . . . . . . . . . . . . . . . . 67
Appendix B . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
How to Install MinGW(Minimalist GNU for Windows)
on Windows Operating System Computers . . . . . . . . . . . . . . . . . . 68
Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
Contents ix
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