Circuits and Systems for Future Generations of Wireless Communications (eBook)

Aleksandar Tasic: Qualcomm Incorporated, San Diego, California, USA, atasic@qualcomm.com Wouter A. Serdijn: Department of Microelectronics, Electronics Research Laboratory, Delft University of Technology, Delft, the Netherlands, w.a.serdijn@tudelft.nl Lawrence E. Larson: Radio Frequency Integrated Circuits Group University of California San Diego, La Jolla, CA, USA, larson@ece.ucsd.edu Gianluca Setti: Department of Engineering (ENDIF), University of Ferrara Advanced Research Center on Electronic Systems (ARCES), University of Bologna, gianluca.setti@unife.it

Preface 6
Contents 7
Introduction 9
A Multimode Radio Transceiver for Cellular Applications 12
2.1 Receiver 12
2.2 Transmitter 22
2.3 Summary 30
References 30
Reconfigurable Multi-Band OFDM UWB Receivers: Circuits and System Considerations 33
3.1 Introduction 33
3.2 Receiver Specifications 34
3.3 Design Challenges in UWB Receiver Front-Ends 37
3.4 Evolution and State-of-the-Art in UWB Receivers 43
3.5 UWB Architecture 45
3.6 Measurement Results 50
References 57
Low Power UWB Circuits: Front-End Building Blocks 59
4.1 Introduction 59
4.2 Ultra Wideband Technology 59
4.3 Low Noise Amplifiers for UltraWideband Systems 62
4.4 Pulse Based Transmitters for DS-UWB Systems 77
4.5 Frequency Synthesis for OFDM UWB 84
4.6 Summary 86
References 87
CMOS IR-UWB Transceiver System Design for Contact- Less Chip Testing Applications 90
5.1 Introduction 90
5.2 Wireless Links and UWBWireless Overview 91
5.3 IR-UWB Transceiver Systems Architecture for Short-Range Wireless Chip Testing 97
5.4 IR-UWB Transmitter Designs 98
5.5 Magnetic Coupling Transformer forWireless Interconnect 107
5.6 UWB LNA Design Approaches 111
5.7 Proposed UWB Transceiver Circuit Implementations 119
5.8 Conclusions 122
References 123
Multi-mode Power Amplifiers for Wireless Handset Applications 125
6.1 Introduction 125
6.2 Power Amplifier Technologies 126
6.3 Efficiency Enhancement 129
6.4 Linearity Improvement 135
6.5 Measurement Results 142
6.6 Summary 146
References 146
Polyphase Multipath Circuits for Cognitive Radio and Flexible Multi- phase Clock Generation 149
7.1 Introduction 149
7.2 Flexible RX/RFS: Not Just an ADC 150
7.3 Sampling Clock Jitter Requirements 151
7.4 Flexible TX: Not Just a DAC 152
7.5 Polyphase Multipath Circuits for Spectral Purity Enhancement 154
7.6 Mixer: Phase and Frequency Shifter 156
7.7 Filter-Less Power Up-Converter 157
7.8 Multi-phase Clock Requirements 160
7.9 DLL MPCG Jitter 161
7.10 SR MPCG Jitter 162
7.11 Comparison Between DLL and SR Jitter 163
7.12 Simulation Results 170
7.13 Conclusion 171
References 171
IIP2 Improvement Techniques for Multi- standard Mobile Radio 173
8.1 Introduction 173
8.2 IIP2 Requirements of MS-Radio 175
8.3 Second Order Nonlinearity Sources 176
8.4 Second Order Nonlinearity of Input Stage 179
8.5 IIP2 Calibration Technique 187
8.6 Second Order Nonlinearity of Switching Pairs 195
8.7 Conclusion 204
References 205
Multi-standard Continuous-Time Sigma-Delta Converters for 4G Radios 207
9.1 Introduction 207
9.2 Specifications for ADCs in 4G Radios 208
9.3 Topology Exploration Based on Power Considerations 209
9.4 Proposed Reconfigurable DSM 221
9.5 Conclusions 224
References 225
Power Efficient Reconfigurable Baseband Filters for Multimode Radios 226
10.1 Introduction 226
10.2 The gm - C Filter Architecture and Circuit Discussion 228
10.3 Design Optimization and Strategy 231
10.4 Multimode Reconfigurable gm - C Filters 237
10.5 Measurements Results 243
10.6 Conclusion 250
References 250
An Adaptive Digital Front-End for Multi-mode Wireless Receivers 252
11.1 Introduction 252
11.2 Interferer Scenarios 253
11.3 Architecture of the Adaptive Multi-ModeWireless Receiver 254
11.4 Concept and Design of an Adaptive Multi-Mode Low- Power DFE 257
11.5 Simulation Results for the Digital Front-End 268
11.6 Conclusion 271
References 272
FEC Decoders for FutureWireless Devices: Scalability Issues and Multi- standard Capabilities 274
12.1 Introduction 274
12.2 Decoders Supporting a Single Code Family 276
12.3 Decoders Supporting Multiple Code Families 288
12.4 Simultaneous Multi-Standard FEC Decoding 296
12.5 Conclusions 297
References 298
Index 301