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上传时间: 2011-07-09
详细说明： 1.1 Introduction 1 1.2 Lower Frequency Analog Design and Microwave Design Versus Radio Frequency Integrated Circuit Design 2 1.2.1 Impedance Levels for Microwave and Low- Frequency Analog Design 2 1.2.2 Units for Microwave and Low-Frequency Analog Design 3 1.3 Radio Frequency Integrated Circuits Used in a Communications Transceiver 4 1.4 Overview 6 References 6 2 Issues in RFIC Design, Noise, Linearity, and Filtering 9 2.1 Introduction 9 2.2 Noise 9 2.2.1 Thermal Noise 10 2.2.2 Available Noise Power 11 2.2.3 Available Power fr om Antenna 11 2.2.4 The Concept of Noise Figure 13 2.2.5 The Noise Figure of an Amplifier Circuit 14 2.2.6 The Noise Figure of Components in Series 16 2.3 Linearity and Distortion in RF Circuits 23 2.3.1 Power Series Expansion 23 2.3.2 Third-Order Intercept Point 27 2.3.3 Second-Order Intercept Point 29 2.3.4 The 1-dB Compression Point 30 2.3.5 Relationships Between 1-dB Compression and IP3 Points 31 2.3.6 Broadband Measures of Linearity 32 2.4 Dynamic Range 35 2.5 Filtering Issues 37 2.5.1 Image Signals and Image Reject Filtering 37 2.5.2 Blockers and Blocker Filtering 39 References 41 Selected Bibliography 42 3 A Brief Review of Technology 43 3.1 Introduction 43 3.2 Bipolar Transistor Description 43 3.3 b Current Dependence 46 3.4 Small-Signal Model 47 3.5 Small-Signal Parameters 48 3.6 High-Frequency Effects 49 3.6.1 fT as a Function of Current 51 3.7 Noise in Bipolar Transistors 53 3.7.1 Thermal Noise in Transistor Components 53 3.7.2 Shot Noise 53 3.7.3 1/f Noise 54 6 LNA Design 141 6.1 Introduction and Basic Amplifiers 141 6.1.1 Common-Emitter Amplifier (Driver) 141 6.1.2 Simplified Expressions for Widely Separated Poles 146 6.1.3 The Common-Base Amplifier (Cascode) 146 6.1.4 The Common-Collector Amplifier (Emitter Follower) 148 6.2 Amplifiers with Feedback 152 6.2.1 Common-Emitter with Series Feedback (Emitter Degeneration) 152 6.2.2 The Common-Emitter with Shunt Feedback 154 6.3 Noise in Amplifiers 158 6.3.1 Input-Referred Noise Model of the Bipolar Transistor 159 6.3.2 Noise Figure of the Common-Emitter Amplifier 161 6.3.3 Input Matching of LNAs for Low Noise 163 6.3.4 Relationship Between Noise Figure and Bias Current 169 6.3.5 Effect of the Cascode on Noise Figure 170 6.3.6 Noise in the Common-Collector Amplifier 171 6.4 Linearity in Amplifiers 172 6.4.1 Exponential Nonlinearity in the Bipolar Transistor 172 6.4.2 Nonlinearity in the Output Impedance of the Bipolar Transistor 180 6.4.3 High-Frequency Nonlinearity in the Bipolar Transistor 182 6.4.4 Linearity in Common-Collector Configuration 182 6.5 Differential Pair (Emitter-Coupled Pair) and Other Differential Amplifiers 183 6.6 Low-Voltage Topologies for LNAs and the Use of On-Chip Transformers 184 ...展开收缩
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