Digital communications with emphasis on data modems : theory, analysis, design, simulation, testing, and applications /: theory, analysis, design, simulation, testing, and applications. (2016)

• Record Type: Book
• Further Information: Note: Richard W. Middlestead.
• Authors: Middlestead, Richard W
• Contents: Preface xxi Acknowledgements xxvii Summary of Notations xxix About The Cover xxxi 1 Mathematical Background and Analysis Techniques 1 1.1 Introduction 1 1.2 The Fourier Transform and Fourier Series 5 1.3 Pulse Distortion With Ideal Filter Models 16 1.4 Correlation Processing 19 1.5 Random Variables and Probability 20 1.6 Random Processes 41 1.7 The Matched Filter 44 1.8 The Likelihood and Log-Likelihood Ratios 46 1.9 Parameter Estimation 47 1.10 Modem Configurations and Automatic Repeat Request 55 1.11 Windows 57 1.12 Matrices, Vectors, and Related Operations 66 1.13 Often Used Mathematical Procedures 70 1.14 Often Used Mathematical Relationships 71 Acronyms 74 Problems 75 References 78 2 Digital Signal Processing and Modem Design Considerations 81 2.1 Introduction 81 2.2 Discrete Amplitude Sampling 81 2.3 Discrete-Time Sampling 87 2.4 Signal Reconstruction Following Discrete-Time Sampling 91 2.5 Baseband Sampling 92 2.6 Bandpass Sampling 92 2.7 Corrections for Nonideal Modulators and Demodulators 99 2.8 Multirate Signal Processing and Interpolation 106 Appendix 2C Derivation of Parabolic Interpolation Error 126 Acronyms 127 Problems 128 References 130 3 Digital Communications 133 3.1 Introduction 133 3.2 Digital Data Modulation and Optimum Demodulation Criteria 135 3.3 Information and Channel Capacity 139 3.4 Bit-Error Probability Bound on Memoryless Channel 148 3.5 Probability Integral and the Error Function 150 Acronyms 151 Problems 151 References 152 4 Phase Shift Keying (PSK) Modulation, Demodulation, and Performance 153 4.1 Introduction 153 4.2 Constant Envelope Phase-Modulated Waveforms 154 4.3 Non-Constant Envelope Phase-Modulated Waveforms 175 4.4 Phase-Modulated Waveform Spectrums and Performance 178 Acronyms 202 Problems 203 References 204 5 Frequency Shift Keying (FSK) Modulation, Demodulation, and Performance 207 5.1 Introduction 207 5.2 Coherent Detection of BFSK—Known Frequency and Phase 207 5.3 Noncoherent Detection of BFSK—Known Frequency and Unknown Phase 210 5.4 Case Studies: Coherent and Noncoherent BFSK Performance Simulation 211 5.5 Noncoherent Detection of BFSK—Unknown Frequency and Phase 214 5.6 BFSK Spectral Density with Arbitrary Modulation Index 219 Acronyms 224 Problems 225 References 225 6 Amplitude Shift Keying Modulation, Demodulation, and Performance 227 6.1 Introduction 227 6.2 Amplitude Shift Keying (ASK) 227 6.3 Quadrature Amplitude Modulation (QAM) 234 6.4 Alternate QAM Waveform Constellations 236 6.5 Case Study: 16-ary QAM Performance Evaluation 236 6.6 Partial Response Modulation 237 Problems 248 References 249 7 M-ary Coded Modulation 251 7.1 Introduction 251 7.2 Coherent Detection of Orthogonal Coded Waveforms 252 7.3 Noncoherent Detection of M-ary Orthogonal Waveforms 253 7.4 Coherent Detection of M-ary Biorthogonal Waveforms 256 Acronyms 259 Problems 259 References 259 8 Coding for Improved Communications 261 8.1 Introduction 261 8.2 Pulse Code Modulation 261 8.3 Gray Coding 268 8.4 Differential Coding 269 8.5 Pseudo-Random Noise Sequences 270 8.6 Binary Cyclic Codes 273 8.7 Cyclic Redundancy Check Codes 274 8.8 Data Randomizing Codes 276 8.9 Data Interleaving 277 8.10 Wagner Coding and Decoding 279 8.11 Convolutional Codes 283 8.12 Turbo and Turbo-Like Codes 299 8.13 LDPC Code and TPC 313 8.14 Bose-Chaudhuri-Hocquenghem Codes 315 8.14.1 Binary BCH Codes 317 8.14.2 RS Codes 319 Appendix 8A 328 Appendix 8B 329 Acronyms 331 Problems 331 References 333 9 Forward Error Correction Coding Without Bandwidth Expansion 339 9.1 Introduction 339 9.2 Multi-h M-ary CPM 340 9.3 Case Study: 2-h 4-ary 1REC CPM 350 9.4 Multiphase Shift Keying Trellis-Coded Modulation 362 9.4.1 Example Design using Constraint Length v = 3, Rate 2/3 8PSK-TCM 366 9.5 Case Study: Four-State 8PSK-TCM Performance Over Satellite Repeater 367 Problems 372 References 372 10 Carrier Acquisition and Tracking 375 10.1 Introduction 375 10.2 Bandpass Limiter 377 10.3 Baseband Phaselock Loop Implementation 378 10.4 Phase-Error Generation 378 10.5 First-Order Phaselock Loop 380 10.6 Second-Order Phaselock Loop 380 10.7 Third-Order Phaselock Loop 390 10.8 Optimum Phase Tracking Algorithms 396 10.9 Squaring Loss Evaluation 406 10.10 Case Study: BPSK and QPSK Phaselock Loop Performance 408 10.11 Case Study: BPSK Phase Tracking Performance of a Disadvantaged Transmit Terminal 410 Acronyms 410 Problems 410 References 411 11 Waveform Acquisition 413 11.1 Introduction 413 11.2 CW Preamble Segment Signal Processing 416 11.3 Symbol Synchronization Preamble Segment 432 11.4 Start-of-Message (SOM) Preamble segment 452 11.5 Signal-to-Noise Ratio Estimation 452 Acronyms 458 Problems 459 References 460 12 Adaptive Systems 463 12.1 Introduction 463 12.2 Optimum Filtering—Wiener’s Solution 464 12.3 Finite Impulse Response-Adaptive Filter Estimation 465 12.4 Intersymbol Interference and Multipath Equalization 469 12.5 Interference and Noise Cancellation 472 12.6 Recursive Least Square (RLS) Equalizer 473 12.7 Case Study: LMS Linear Feedforward Equalization 474 12.8 Case Study: Narrowband Interference Cancellation 474 12.9 Case Study: Recursive Least Squares Processing 480 Problems 483 References 483 13 Spread-Spectrum Communications 485 13.1 Introduction 485 13.2 Spread-Spectrum Waveforms and Spectrums 487 13.3 Jammer and Interceptor Encounters 499 13.4 Communication Interceptors 502 13.5 Bit-Error Performance of DSSS Waveforms with Jamming 504 13.6 Performance of MFSK with Partial-Band Noise Jamming 512 13.7 Performance of Dcmpsk with Partial-Band Noise Jamming 514 13.8 FHSS Waveforms with Multitone Jamming 515 13.9 Approximate Performance with Jammer Threats 521 13.10 Case Study: Terrestrial Jammer Encounter and Link-Standoff Ratio 522 Acronyms 524 Appendix 13A 525 Problems 526 References 527 14 Modem Testing, Modeling, and Simulation 531 14.1 Introduction 531 14.2 Statistical Sampling 532 14.3 Computer Generation of Random Variables 539 14.4 Baseband Waveform Description 545 14.5 Sampled Waveform Characterization 547 14.6 Case Study: BPSK Monte Carlo Simulation 548 14.7 System Performance Evaluation Using Quadrature Integration 550 14.8 Case Study: BPSK Bit-Error Evaluation with PLL Tracking 551 14.9 Case Study: QPSK Bit-Error Evaluation with PLL Tracking 553 14.9.1 QPSK Bit-Error Evaluation Using Tikhonov Phase Distribution 553 14.9.2 QPSK Bit-Error Evaluation Using Gaussian Phase Approximation 553 Acronyms 554 Problems 554 References 555</p&g
• Edition: 1st
• Publisher Details: Hoboken, New Jersey : John Wiley & Sons, Inc
• Publication Date: 2016
• Extent: 1 online resource
• Subjects: 621.398; Digital modulation; Digital communications; Data transmission systems
• Languages: English
• ISBNs: 9781119011859; 9781119011842
• Notes: Note: Includes bibliographical references and index.; Note: Description based on CIP data; resource not viewed.
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