Advanced.Techniques.in.RF.Power.Amplifier.Design

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【文件名】:091015@52RD_Advanced.Techniques.in.RF.Power.Amplifier.Design.pdf
【格　式】:pdf
【大　小】:2491K
【简　介】:RF PA的教材
【目　录】:1 Class AB Amplifiers 1
1.1 Introduction 1
1.2 Classical Class AB Modes 2
1.3 Class AB: A Different Perspective 9
1.4 RF Bipolars: Vive La Difference 16
1.4.1 A Basic RF BJT Model 16
1.5 On Sweet Spots and IM Glitches 29
1.6 Conclusions 31
Reference 32
2 Doherty and Chireix 33
2.1 Introduction 33
2.2 The Doherty PA 34
2.2.1 Introduction and Formulation 34
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2.2.2 The Classical Doherty Configuration 37
2.2.3 Variations on the Classical Configuration 42
2.2.4 Peaking Amplifier Configurations 49
2.2.5 Doherty PA Matching Topologies 52
2.2.6 The Multiple Doherty PA 56
2.2.7 Doherty PA Conclusions 56
2.3 The Chireix Outphasing PA 58
2.3.1 Introduction and Formulation 58
2.3.2 Discussion, Analysis, and Simulation 62
2.3.3 Variations 69
2.3.4 Chireix: Conclusions 71
References 72
3 Some Topics in PA Nonlinearity 73
3.1 Introduction 73
3.2 A Problem, a Solution, and Problems with the
Solution 74
3.3 Power Series, Volterra Series, and Polynomials 77
3.4 Two-Carrier Characterization 89
3.5 Memory and IM Asymmetry in RFPAs 94
3.6 PAs and Peak-to-Average Ratios 105
3.7 Conclusions 109
References 110
4 Feedback Techniques 111
4.1 Introduction 111
4.2 Feedback Techniques 114
4.3 Amplitude Envelope Feedback: Configuration and
Analysis 121
4.4 Vector Envelope Feedback

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