Informationen zum Autor ROBERT BOGDAN STASZEWSKI , PhD, is a Distinguished Member of Technical Staff with the Digital RF Processor Group of Texas Instruments, where he co-invented and developed the Digital RF Processor (DRPTM), a novel, all-digital transmitter and digitally intensive direct-sampling receiver architecture. Before joining Texas Instruments, Dr. Staszewski worked with Alcatel Network Systems as a design engineer. PORAS T. BALSARA , PhD, is Professor of Electrical Engineering at the Erik Jonsson School of Engineering and Computer Science, The University of Texas at Dallas, where he teaches and conducts research in high-speed, low-power circuit design, VLSI circuits and architectures for signal processing and communication, and reconfigurable systems. He is also the Director of the University's Center for Integrated Circuits and Systems. Klappentext A new and innovative paradigm for RF frequency synthesis and wireless transmitter designLearn the techniques for designing and implementing an all-digital RF frequency synthesizer. In contrast to traditional RF techniques, this innovative book sets forth digitally intensive design techniques that lead the way to the development of low-cost, low-power, and highly integrated circuits for RF functions in deep submicron CMOS processes. Furthermore, the authors demonstrate how the architecture enables readers to integrate an RF front-end with the digital back-end onto a single silicon die using standard ASIC design flow.Taking a bottom-up approach that progressively builds skills and knowledge, the book begins with an introduction to basic concepts of frequency synthesis and then guides the reader through an all-digital RF frequency synthesizer design: Chapter 2 presents a digitally controlled oscillator (DCO), which is the foundation of a novel architecture, and introduces a time-domain model used for analysis and VHDL simulation Chapter 3 adds a hierarchical layer of arithmetic abstraction to the DCO that makes it easier to operate algorithmically Chapter 4 builds a phase correction mechanism around the DCO such that the system's frequency drift or wander performance matches that of the stable external frequency reference Chapter 5 presents an application of the all-digital RF synthesizer* Chapter 6 describes the behavioral modeling and simulation methodology used in designThe final chapter presents the implementation of a full transmitter and experimental results. The novel ideas presented here have been implemented and proven in two high-volume, commercial single-chip radios developed at Texas Instruments: Bluetooth and GSM.While the focus of the book is on RF frequency synthesizer design, the techniques can be applied to the design of other digitally assisted analog circuits as well. This book is a must-read for students and engineers who want to learn a new paradigm for RF frequency synthesis and wireless transmitter design using digitally intensive design techniques. Zusammenfassung A new and innovative paradigm for RF frequency synthesis and wireless transmitter design Learn the techniques for designing and implementing an all-digital RF frequency synthesizer. Inhaltsverzeichnis PREFACE xiii 1 INTRODUCTION 1 1.1 Frequency Synthesis 1 1.1.1 Noise in Oscillators 2 1.1.2 Frequency Synthesis Techniques 5 1.2 Frequency Synthesizer as an Integral Part of an RF Transceiver 9 1.2.1 Transmitter 10 1.2.2 Receiver 11 1.2.3 Toward Direct Transmitter Modulation 12 1.3 Frequency Synthesizers for Mobile Communications 16 1.3.1 Integer-N PLL Architecture 17 1.3.2 Fractional-N PLL Architecture 18 1.3.3 Toward an All-Digital PLL Approach 23 1.4 Implementation of an RF Synthesizer 25 1.4.1 CMOS vs. Traditional RF Process Technologies 25 1.4.2 Deep-Submicron CMOS 25 1.4.3 Digitally Intensive...

Autorentext

ROBERT BOGDAN STASZEWSKI, PhD, is a Distinguished Member of Technical Staff with the Digital RF Processor Group of Texas Instruments, where he co-invented and developed the Digital RF Processor (DRPTM), a novel, all-digital transmitter and digitally intensive direct-sampling receiver architecture. Before joining Texas Instruments, Dr. Staszewski worked with Alcatel Network Systems as a design engineer. PORAS T. BALSARA, PhD, is Professor of Electrical Engineering at the Erik Jonsson School of Engineering and Computer Science, The University of Texas at Dallas, where he teaches and conducts research in high-speed, low-power circuit design, VLSI circuits and architectures for signal processing and communication, and reconfigurable systems. He is also the Director of the University's Center for Integrated Circuits and Systems.

Klappentext

A new and innovative paradigm for RF frequency synthesis and wireless transmitter design Learn the techniques for designing and implementing an all-digital RF frequency synthesizer. In contrast to traditional RF techniques, this innovative book sets forth digitally intensive design techniques that lead the way to the development of low-cost, low-power, and highly integrated circuits for RF functions in deep submicron CMOS processes. Furthermore, the authors demonstrate how the architecture enables readers to integrate an RF front-end with the digital back-end onto a single silicon die using standard ASIC design flow. Taking a bottom-up approach that progressively builds skills and knowledge, the book begins with an introduction to basic concepts of frequency synthesis and then guides the reader through an all-digital RF frequency synthesizer design: Chapter 2 presents a digitally controlled oscillator (DCO), which is the foundation of a novel architecture, and introduces a time-domain model used for analysis and VHDL simulation Chapter 3 adds a hierarchical layer of arithmetic abstraction to the DCO that makes it easier to operate algorithmically Chapter 4 builds a phase correction mechanism around the DCO such that the system's frequency drift or wander performance matches that of the stable external frequency reference Chapter 5 presents an application of the all-digital RF synthesizer * Chapter 6 describes the behavioral modeling and simulation methodology used in design The final chapter presents the implementation of a full transmitter and experimental results. The novel ideas presented here have been implemented and proven in two high-volume, commercial single-chip radios developed at Texas Instruments: Bluetooth and GSM. While the focus of the book is on RF frequency synthesizer design, the techniques can be applied to the design of other digitally assisted analog circuits as well. This book is a must-read for students and engineers who want to learn a new paradigm for RF frequency synthesis and wireless transmitter design using digitally intensive design techniques.

Inhalt

PREFACE xiii

1 INTRODUCTION 1

1.1 Frequency Synthesis 1

1.1.1 Noise in Oscillators 2

1.1.2 Frequency Synthesis Techniques 5

1.2 Frequency Synthesizer as an Integral Part of an RF Transceiver 9

1.2.1 Transmitter 10

1.2.2 Receiver 11

1.2.3 Toward Direct Transmitter Modulation 12

1.3 Frequency Synthesizers for Mobile Communications 16

1.3.1 Integer-N PLL Architecture 17

1.3.2 Fractional-N PLL Architecture 18

1.3.3 Toward an All-Digital PLL Approach 23

1.4 Implementation of an RF Synthesizer 25

1.4.1 CMOS vs. Traditional RF Process Technologies 25

1.4.2 Deep-Submicron CMOS 25

1.4.3 Digitally Intensive Approach 26

1.4.4 System Integration 27

1.4.5 System Integration Challenges for Deep-Submicron CMOS 29

2 DIGITALLY CONTROLLED OSCILLATOR 30

2.1 Varactor in a Deep-Submicron CMOS Process 31

2.2 Fully Digital Control of Oscillating Frequency 33

2.3 LC Tank 35

2.4 Oscillator Core 37

2.5 Open-Loop Narrowband Digital-to-Frequency Conversion 39

2.6 Example Implementation 45

2.7 Time-Domain Mathematical Model of a DCO 47

2.8 Summary 51

3 NORMALIZED DCO 52

3.1 Oscillator Transfer Func…