Book description
This book uses a practical approach in the application of theoretical concepts to digital communications in the design of software defined radio modems.
This book discusses the design, implementation and performance verification of waveforms and algorithms appropriate for digital data modulation and demodulation in modern communication systems. Using a building-block approach, the author provides an introductory to the advanced understanding of acquisition and data detection using source and executable simulation code to validate the communication system performance with respect to theory and design specifications. The author focuses on theoretical analysis, algorithm design, firmware and software designs and subsystem and system testing. This book treats system designs with a variety of channel characteristics from very low to optical frequencies. This book offers system analysis and subsystem implementation options for acquisition and data detection appropriate to the channel conditions and system specifications, and provides test methods for demonstrating system performance. This book also:
- Outlines fundamental system requirements and related analysis that must be established prior to a detailed subsystem design
- Includes many examples that highlight various analytical solutions and case studies that characterize various system performance measures
- Discusses various aspects of atmospheric propagation using the spherical 4/3 effective earth radius model
- Examines Ionospheric propagation and uses the Rayleigh fading channel to evaluate link performance using several robust waveform modulations
- Contains end-of-chapter problems, allowing the reader to further engage with the text
Digital Communications with Emphasis on Data Modems is a great resource for communication-system and digital signal processing engineers and students looking for in-depth theory as well as practical implementations.
Table of contents
- COVER
- TITLE PAGE
- PREFACE
- ACKNOWLEDGMENTS
- SUMMARY OF NOTATIONS
- ABOUT THE COVER
- ABOUT THE COMPANION WEBSITE
-
1 MATHEMATICAL BACKGROUND AND ANALYSIS TECHNIQUES
- 1.1 INTRODUCTION
- 1.2 THE FOURIER TRANSFORM AND FOURIER SERIES
- 1.3 PULSE DISTORTION WITH IDEAL FILTER MODELS
- 1.4 CORRELATION PROCESSING
- 1.5 RANDOM VARIABLES AND PROBABILITY
- 1.6 RANDOM PROCESSES
- 1.7 THE MATCHED FILTER
- 1.8 THE LIKELIHOOD AND LOG‐LIKELIHOOD RATIOS
- 1.9 PARAMETER ESTIMATION
- 1.10 MODEM CONFIGURATIONS AND AUTOMATIC REPEAT REQUEST
- 1.11 WINDOWS
- 1.12 MATRICES, VECTORS, AND RELATED OPERATIONS
- 1.13 OFTEN USED MATHEMATICAL PROCEDURES
- 1.14 OFTEN USED MATHEMATICAL RELATIONSHIPS
- ACRONYMS
- PROBLEMS
- REFERENCES
-
2 DIGITAL SIGNAL PROCESSING AND MODEM DESIGN CONSIDERATIONS
- 2.1 INTRODUCTION
- 2.2 DISCRETE AMPLITUDE SAMPLING
- 2.3 DISCRETE‐TIME SAMPLING
- 2.4 SIGNAL RECONSTRUCTION FOLLOWING DISCRETE‐TIME SAMPLING
- 2.5 BASEBAND SAMPLING
- 2.6 BANDPASS SAMPLING
- 2.7 CORRECTIONS FOR NONIDEAL MODULATORS AND DEMODULATORS
- 2.8 MULTIRATE SIGNAL PROCESSING AND INTERPOLATION
- APPENDIX 2A AMPLITUDE QUANTIZATION FUNCTION SUBPROGRAM
- APPENDIX 2B HILBERT TRANSFORM PARAMETERS
- APPENDIX 2C DERIVATION OF PARABOLIC INTERPOLATION ERROR
- ACRONYMS
- PROBLEMS
- REFERENCES
- 3 DIGITAL COMMUNICATIONS
- 4 PHASE SHIFT KEYING (PSK) MODULATION, DEMODULATION, AND PERFORMANCE
-
5 FREQUENCY SHIFT KEYING (FSK) MODULATION, DEMODULATION, AND PERFORMANCE
- 5.1 INTRODUCTION
- 5.2 COHERENT DETECTION OF BFSK—KNOWN FREQUENCY AND PHASE
- 5.3 NONCOHERENT DETECTION OF BFSK—KNOWN FREQUENCY AND UNKNOWN PHASE
- 5.4 CASE STUDIES: COHERENT AND NONCOHERENT BFSK PERFORMANCE SIMULATION
- 5.5 NONCOHERENT DETECTION OF BFSK—UNKNOWN FREQUENCY AND PHASE
- 5.6 BFSK SPECTRAL DENSITY WITH ARBITRARY MODULATION INDEX
- ACRONYMS
- PROBLEMS
- REFERENCES
- 6 AMPLITUDE SHIFT KEYING MODULATION, DEMODULATION, AND PERFORMANCE
- 7 M‐ary CODED MODULATION
-
8 CODING FOR IMPROVED COMMUNICATIONS
- 8.1 INTRODUCTION
- 8.2 PULSE CODE MODULATION
- 8.3 GRAY CODING
- 8.4 DIFFERENTIAL CODING
- 8.5 PSEUDO‐RANDOM NOISE SEQUENCES
- 8.6 BINARY CYCLIC CODES
- 8.7 CYCLIC REDUNDANCY CHECK CODES
- 8.8 DATA RANDOMIZING CODES
- 8.9 DATA INTERLEAVING
- 8.10 WAGNER CODING AND DECODING
- 8.11 CONVOLUTIONAL CODES
- 8.12 TURBO AND TURBO‐LIKE CODES
- 8.13 LDPC CODE AND TPC
- 8.14 BOSE‐CHAUDHURI‐HOCQUENGHEM CODES
- APPENDIX 8A
- APPENDIX 8B
- ACRONYMS
- PROBLEMS
- REFERENCES
- 9 FORWARD ERROR CORRECTION CODING WITHOUT BANDWIDTH EXPANSION
-
10 CARRIER ACQUISITION AND TRACKING
- 10.1 INTRODUCTION
- 10.2 BANDPASS LIMITER
- 10.3 BASEBAND PHASELOCK LOOP IMPLEMENTATION
- 10.4 PHASE‐ERROR GENERATION
- 10.5 FIRST‐ORDER PHASELOCK LOOP
- 10.6 SECOND‐ORDER PHASELOCK LOOP
- 10.7 THIRD‐ORDER PHASELOCK LOOP
- 10.8 OPTIMUM PHASE TRACKING ALGORITHMS
- 10.9 SQUARING LOSS EVALUATION
- 10.10 CASE STUDY: BPSK AND QPSK PHASELOCK LOOP PERFORMANCE
- 10.11 CASE STUDY: BPSK PHASE TRACKING PERFORMANCE OF A DISADVANTAGED TRANSMIT TERMINAL
- ACRONYMS
- PROBLEMS
- REFERENCES
- 11 WAVEFORM ACQUISITION
-
12 ADAPTIVE SYSTEMS
- 12.1 INTRODUCTION
- 12.2 OPTIMUM FILTERING—WIENER’S SOLUTION
- 12.3 FINITE IMPULSE RESPONSE‐ADAPTIVE FILTER ESTIMATION
- 12.4 INTERSYMBOL INTERFERENCE AND MULTIPATH EQUALIZATION
- 12.5 INTERFERENCE AND NOISE CANCELLATION
- 12.6 RECURSIVE LEAST SQUARE (RLS) EQUALIZER
- 12.7 CASE STUDY: LMS LINEAR FEEDFORWARD EQUALIZATION
- 12.8 CASE STUDY: NARROWBAND INTERFERENCE CANCELLATION
- 12.9 CASE STUDY: RECURSIVE LEAST SQUARES PROCESSING
- ACRONYMS
- PROBLEMS
- REFERENCES
-
13 SPREAD‐SPECTRUM COMMUNICATIONS
- 13.1 INTRODUCTION
- 13.2 SPREAD‐SPECTRUM WAVEFORMS AND SPECTRUMS
- 13.3 JAMMER AND INTERCEPTOR ENCOUNTERS
- 13.4 COMMUNICATION INTERCEPTORS
- 13.5 BIT‐ERROR PERFORMANCE OF DSSS WAVEFORMS WITH JAMMING
- 13.6 PERFORMANCE OF MFSK WITH PARTIAL‐BAND NOISE JAMMING
- 13.7 PERFORMANCE OF DCMPSK WITH PARTIAL‐BAND NOISE JAMMING
- 13.8 FHSS WAVEFORMS WITH MULTITONE JAMMING
- 13.9 APPROXIMATE PERFORMANCE WITH JAMMER THREATS
- 13.10 CASE STUDY: TERRESTRIAL JAMMER ENCOUNTER AND LINK‐STANDOFF RATIO
- ACRONYMS
- APPENDIX 13A
- PROBLEMS
- REFERENCES
-
14 MODEM TESTING, MODELING, AND SIMULATION
- 14.1 INTRODUCTION
- 14.2 STATISTICAL SAMPLING
- 14.3 COMPUTER GENERATION OF RANDOM VARIABLES
- 14.4 BASEBAND WAVEFORM DESCRIPTION
- 14.5 SAMPLED WAVEFORM CHARACTERIZATION
- 14.6 CASE STUDY: BPSK MONTE CARLO SIMULATION
- 14.7 SYSTEM PERFORMANCE EVALUATION USING QUADRATURE INTEGRATION
- 14.8 CASE STUDY: BPSK BIT‐ERROR EVALUATION WITH PLL TRACKING
- 14.9 CASE STUDY: QPSK BIT‐ERROR EVALUATION WITH PLL TRACKING
- ACRONYMS
- PROBLEMS
- REFERENCES
-
15 COMMUNICATION RANGE EQUATION AND LINK ANALYSIS
- 15.1 INTRODUCTION
- 15.2 RECEIVER AND SYSTEM NOISE FIGURES AND TEMPERATURES
- 15.3 ANTENNA GAIN AND PATTERNS
- 15.4 RAIN LOSS
- 15.5 ELECTRIC FIELD WAVE POLARIZATION
- 15.6 PHASE‐NOISE LOSS
- 15.7 SCINTILLATION LOSS
- 15.8 MULTIPATH LOSS
- 15.9 INTERFACE MISMATCH LOSS
- 15.10 MISCELLANEOUS SYSTEM LOSSES
- 15.11 NONLINEAR POWER AMPLIFIER ANALYSIS AND SIMULATION
- 15.12 COMPUTER MODELING OF TWTA AND SSPA NONLINEARITIES
- 15.13 ESTABLISHING SIGNAL LEVELS FOR SIMULATION MODELING
- 15.14 CASE STUDY: PERFORMANCE SIMULATION OF SRRC‐QPSK WITH SSPA NONLINEARITY
- 15.15 LINK BUDGET ANALYSIS
- ACRONYMS
- PROBLEMS
- REFERENCES
- 16 SATELLITE ORBITS
-
17 COMMUNICATIONS THROUGH BANDLIMITED TIME‐INVARIANT LINEAR CHANNELS
- 17.1 INTRODUCTION
- 17.2 INPHASE AND QUADRATURE CHANNEL RESPONSE
- 17.3 INPHASE AND QUADRATURE CHANNEL RESPONSE TO ARBITRARY SIGNAL
- 17.4 PULSE MODULATED CARRIER SIGNAL CHARACTERISTICS
- 17.5 CHANNEL RESPONSE TO A PULSED MODULATED WAVEFORM
- 17.6 EXAMPLE PERFORMANCE SIMULATIONS
- 17.7 EXAMPLE OF CHANNEL AMPLITUDE AND PHASE RESPONSES
- 17.8 EXAMPLE CHANNEL AMPLITUDE, PHASE, AND DELAY FUNCTIONS
- ACRONYMS
- PROBLEMS
- REFERENCES
-
18 COMMUNICATIONS IN FADING ENVIRONMENTS
- 18.1 INTRODUCTION
- 18.2 RICEAN FADING CHANNELS
- 18.3 RICEAN CUMULATIVE DISTRIBUTION
- 18.4 APPLICATION OF RICEAN CHANNEL MODEL
- 18.5 PERFORMANCE OF SEVERAL BINARY MODULATION WAVEFORMS WITH RICEAN FADING
- 18.6 GENERATION OF RICEAN RANDOM VARIABLES
- 18.7 RELATIONSHIPS BETWEEN FADING CHANNEL PARAMETERS
- 18.8 DIVERSITY TECHNIQUES FOR FADING CHANNELS
- ACRONYMS
- PROBLEMS
- REFERENCES
-
19 ATMOSPHERIC PROPAGATION
- 19.1 INTRODUCTION
- 19.2 COMMUNICATION LINK GEOMETRY FOR CURVED EARTH
- 19.3 REFLECTION
- 19.4 CASE STUDY: LEO SATELLITE MULTIPATH PROPAGATION
- 19.5 REFRACTION
- 19.6 DIFFRACTION
- 19.7 LONGLEY‐RICE PROPAGATION LOSS MODEL
- 19.8 URBAN, SUBURBAN, AND RURAL ENVIRONMENT PROPAGATION LOSS MODELS
- 19.9 LAND MOBILE SATELLITE PROPAGATION LOSS MODELS
- 19.10 IMPULSIVE NOISE CHANNEL
- 19.11 OCEAN WIND WAVE CHANNEL
- 19.12 LASER COMMUNICATIONS USING PHOTOMULTIPLIER DETECTOR
- ACRONYMS
- PROBLEMS
- REFERENCES
- ADDITIONAL WIRELESS MOBILE COMMUNICATION REFERENCES
-
20 IONOSPHERIC PROPAGATION
- 20.1 INTRODUCTION
- 20.2 ELECTRON DENSITIES: NATURAL ENVIRONMENT
- 20.3 ELECTRON DENSITIES: NUCLEAR‐DISTURBED ENVIRONMENT
- 20.4 THE REFRACTIVE INDEX AND SIGNAL PROPAGATION
- 20.5 SIGNAL PROPAGATION IN SEVERE SCINTILLATION ENVIRONMENT
- 20.6 PROPAGATION DISTURBANCES FOLLOWING SEVERE ABSORPTION
- 20.7 RAYLEIGH SCINTILLATION CHANNEL MODEL
- 20.8 SCINTILLATION MITIGATION TECHNIQUES
- 20.9 CASE STUDY: BPSK and DCBPSK PERFORMANCE IN RAYLEIGH FADING CHANNEL
- APPENDIX 20A GEOGRAPHIC AND GEOMAGNETIC COORDINATE TRANSFORMATIONS
- 20A.1 GEOGRAPHIC‐TO‐GEOMAGNETIC COORDINATE TRANSFORMATION
- 20A.2 GEOMAGNETIC‐TO‐GEOGRAPHIC COORDINATE TRANSFORMATION
- ACRONYMS
- PROBLEMS
- REFERENCES
- APPENDIX A: CLASSICAL FILTERS AND APPLICATIONS
- APPENDIX B: DIGITAL FILTER DESIGN AND APPLICATIONS
- APPENDIX C: DETECTION OF SIGNALS IN NOISE
- INDEX
- END USER LICENSE AGREEMENT
Product information
- Title: Digital Communications with Emphasis on Data Modems
- Author(s):
- Release date: April 2017
- Publisher(s): Wiley
- ISBN: 9780470408520
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