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ویرایش: [5th ed. 2022]
نویسندگان: Don Torrieri
سری:
ISBN (شابک) : 3030753425, 9783030753429
ناشر: Springer
سال نشر: 2022
تعداد صفحات: 730
[715]
زبان: English
فرمت فایل : PDF (درصورت درخواست کاربر به PDF، EPUB یا AZW3 تبدیل می شود)
حجم فایل: 11 Mb
در صورت تبدیل فایل کتاب Principles of Spread-Spectrum Communication Systems به فرمت های PDF، EPUB، AZW3، MOBI و یا DJVU می توانید به پشتیبان اطلاع دهید تا فایل مورد نظر را تبدیل نمایند.
توجه داشته باشید کتاب اصول سیستم های ارتباطی طیف گسترده نسخه زبان اصلی می باشد و کتاب ترجمه شده به فارسی نمی باشد. وبسایت اینترنشنال لایبرری ارائه دهنده کتاب های زبان اصلی می باشد و هیچ گونه کتاب ترجمه شده یا نوشته شده به فارسی را ارائه نمی دهد.
این کتاب درسی، که اکنون در ویرایش پنجم خود قرار دارد، پوشش پیشرفتهای از سیستمهای ارتباطی طیف گسترده را با کاربردهای جدید در سراسر کتاب ارائه میکند. در این نسخه، نویسنده بخشهایی را با جزئیات جامعتر درباره بسیاری از موضوعات گسترش میدهد. برخی از بخشهای پیچیدهتر بازنویسی شدهاند تا درک آنها آسانتر شود. بخشهای فرعی، بخشها، شکلها و مشکلات جدید در سراسر کتاب اضافه شدهاند. موضوعات جدید یا گسترده شامل سیستمهای پرش فرکانس با تشخیص CPFSK چند نمادی، مشتقات سیستمهای طیف گسترده با مدولاسیون دادههای دیفرانسیل، سیستمهای آشفته، اطلاعات وضعیت کانال، و MIMO است. مانند نسخه قبلی، نویسنده تحلیلهای ریاضی سیستمهای طیف گسترده را ارائه میکند که بینشهایی را در مورد عملیات و محدودیتهای آنها ارائه میدهد و هم برای محققان و هم برای طراحان سیستم از نظر نظری و عملی جالب است. او شامل مسائل به روز شده در پایان هر فصل است، که برای کمک به خوانندگان در تثبیت دانش خود و ارائه تمرین در تکنیک های تحلیلی است. هشت ضمیمه ابزارهای ریاضی را ارائه می دهند که در درک متن اصلی مفید هستند.
This textbook, now in its 5th edition, provides updated state-of-the-art coverage of spread-spectrum communication systems with new applications throughout the book. In this edition, the author extends sections with more comprehensive details about many topics. Some of the more complex sections have been rewritten to make them easier to understand. New subsections, sections, figures, and problems have been added throughout the book. New or expanded topics include frequency-hopping systems with multisymbol CPFSK detection, derivations of spread-spectrum systems with differential data modulations, chaotic systems, channel-state information, and MIMO. As with previous edition, the author presents mathematical analyses of spread-spectrum systems that provide insights into their operations and limitations and are of theoretical and practical interest to both researchers and system designers. He includes updated problems at the end of each chapter, which are intended to assist readers in consolidating their knowledge and to give practice in analytical techniques. Eight appendices provide the mathematical tools that are useful in understanding the main text.
Preface Contents 1 Modulations and Channel Codes 1.1 Modulations and Codeword Metrics Matched Filter Downconversion and Filtering Pulse Amplitude Modulation Binary and Quadrature Phase-Shift Keying Orthogonal Modulation Differential Phase-Shift Keying 1.2 Block Codes Hard-Decision Decoders Soft-Decision Decoders Performance Examples 1.3 Convolutional and Trellis Codes Encoding and Decoding of Convolutional Codes Bit Error Probability for Viterbi Decoder Trellis-Coded Modulation 1.4 Interleavers 1.5 Code Combinations Classical Concatenated Codes Product Codes 1.6 Turbo Codes BCJR Decoding Algorithm Turbo Codes with Parallel Component Codes Parallel Convolutional Codes Parallel Block Codes Turbo Trellis-Coded Modulation Serially Concatenated Turbo Codes Turbo Product Codes 1.7 Iterative Demodulation and Decoding 1.8 Simulation Examples 1.9 Low-Density Parity-Check Codes Structured LDPC Codes LDPC Performance 1.10 Problems 2 Direct-Sequence Systems 2.1 Definitions and Concepts 2.2 Spreading Sequences Shift-Register Sequences Maximal Sequences Characteristic Polynomials Autocorrelations and Power Spectra Walsh Sequences 2.3 Long Nonlinear Sequences Susceptibility to Cryptanalysis Nonlinear Sequence Generators 2.4 DS-BPSK System Tone Interference at Carrier Frequency General Tone Interference Gaussian Interference 2.5 Quaternary Systems Dual Quaternary System Balanced QPSK System Complex Binary Spreading Sequences Power Spectral Densities 2.6 Pulsed Interference and Decoding Metrics 2.7 Noncoherent Systems 2.8 Despreading with Bandpass Matched Filters Surface-Acoustic-Wave Filters Multipath-Resistant Coherent System 2.9 Problems 3 Frequency-Hopping Systems 3.1 Concepts and Characteristics 3.2 Basic Data Modulations OSK DPSK π/4-DQPSK 3.3 Partial-Band Interference Dependence on Data Modulation Examples of Impact Turbo and LDPC Codes 3.4 CPM and CPFSK Modulations Multitone Jamming 3.5 Power Spectral Densities of FH-CPM 3.6 Digital Demodulation of FH-CPFSK 3.7 Multisymbol Noncoherent Demodulation of CPFSK 3.8 Hybrid Systems 3.9 Frequency Synthesizers Direct Digital Synthesizer Indirect Frequency Synthesizers Multiple Loops Fractional-N Synthesizer 3.10 Problems 4 Frequency and Timing Synchronization 4.1 Synchronization of Direct-Sequence Signals Joint Frequency and Timing Synchronization Frequency Synchronization Timing Synchronization 4.2 Rapid Timing Acquisition Matched-Filter Acquisition Sequential Estimator 4.3 Serial-Search Acquisition Uniform Search with Uniform Distribution Consecutive-Count Double-Dwell System Single-Dwell and Matched-Filter Systems Up–Down Double-Dwell System Penalty Time Other Search Strategies Density of the Acquisition Time Alternative Analysis 4.4 Acquisition Correlator 4.5 Performance of Serial-Search Acquisition 4.6 Sequential Acquisition 4.7 Tracking Delay-Locked Loop Tau-Dither Loop 4.8 Frequency-Hopping Synchronization Frequency Synchronization Pattern Synchronization Matched-Filter Acquisition Serial-Search Acquisition Pattern Tracking 4.9 Problems 5 Adaptive Filters and Arrays 5.1 Real and Complex Gradients Real Gradients Complex Gradients 5.2 Adaptive Filters Optimal Weight Vector Method of Steepest Descent LMS Algorithm Convergence of the Mean Misadjustment Normalized LMS Algorithm Rayleigh Quotient Convergence of the Mean Misadjustment 5.3 Rejection of Narrowband Interference Time-Domain Adaptive Filters Transform-Domain Filters Extension of Kalman Filter ACM Filter Adaptive ACM Filter 5.4 Rejection of Wideband Interference Lagrange Multipliers Constrained Minimum-Power Criterion Frost Algorithm Convergence of the Mean 5.5 Optimal Array 5.6 Adaptive Array for Direct-Sequence Systems Derivation of Maximin Algorithm Implementation of the Adaptive Processor Adaptive Filter Convergence Analysis Simulation of Maximin Algorithm 5.7 Adaptive Array for Frequency-Hopping Systems Initial and Main Processors Anticipative Adaptive Filters Simulation Experiments 5.8 Problems 6 Fading and Diversity 6.1 Path Loss, Shadowing, and Fading 6.2 Characteristics of Fading Rayleigh, Ricean, and Nakagami Fading Time-Selective and Fast Fading Isotropic Scattering Fading Rate and Fade Duration for the Rayleigh Channel Frequency-Selective Fading 6.3 Scattering Models 6.4 Spatial Diversity 6.5 Maximal-Ratio Combining Basic Method DS-BPSK and DS-QPSK Coherent DS-CSK 6.6 Equal-Gain Combining 6.7 Noncoherent Combining DPSK Noncoherent OSK 6.8 Selection Combining 6.9 Transmit Diversity 6.10 Channel Codes and Fading 6.11 Bit-Interleaved Coded Modulation 6.12 Rake Receiver DS-BPSK DS-DPSK Noncoherent DS-BCSK Effects of Multipath Components 6.13 Frequency-Hopping Diversity 6.14 Multicarrier Direct-Sequence Systems 6.15 Single-Channel CDMA Systems Zero-Forcing Equalizer MRC Equalizer MMSE Equalizer Performance Analysis for Binary Symbols and BPSK Channel-State Estimator Peak-to-Average Ratio 6.16 DS-CDMA-FDE Systems Zero-Forcing Equalizer MRC and MMSE Equalizers Performance Analysis for Binary Symbols and BPSK Channel-State Estimator Comparisons 6.17 Problems 7 Code-Division Multiple Access 7.1 Implications of Information Theory 7.2 Short Spreading Sequences Periodic Correlations and Synchronous Signals Multirate Sequences Polyphase Sequences Welch Bound Gold and Kasami Sequences Aperiodic Sequences Complementary Codes 7.3 Direct-Sequence Systems with ShortSpreading Sequences DS-BPSK Systems with Conventional Receivers Synchronous CDMA Asynchronous CDMA 7.4 Alternative Spreading Systems Chaotic Spread-Spectrum Systems Ultra-Wideband Systems 7.5 Systems with Long Spreading Sequences DS-BPSK Systems Asynchronous Received Signals Synchronous Received Signals DS-QPSK Systems 7.6 Frequency-Hopping Patterns for CDMA Periodic Hamming Cross-Correlation Partial Hamming Cross-Correlation Uniform Patterns 7.7 Multiuser Detectors and CDMA Optimal Multiuser Detector Decorrelating Detector Minimum-Mean-Square-Error Detector Adaptive Multiuser Detector Multiuser Detection and Frequency Hopping 7.8 Interference Cancelers Successive Interference Canceler Parallel Interference Canceler 7.9 MIMO Systems Spatial Multiplexing Multicode MIMO CSI and Massive MIMO Beamforming 7.10 Problems 8 Mobile Ad Hoc and Cellular Networks 8.1 Conditional Outage Probability 8.2 DS-CDMA Ad Hoc Networks 8.3 DS-CDMA Cellular Networks Cell Search for Downlinks Adaptive Rate Control 8.4 DS-CDMA Cellular Uplinks Uplink Power Control Network Topology Outage Probability Uplink Rate Control 8.5 DS-CDMA Cellular Downlinks Outage Probability Downlink Rate Control Downlink Power Control 8.6 FH-CDMA Mobile Ad Hoc Networks Conditional Outage Probability Rate Adaptation Modulation-Constrained Area Spectral Density Optimization Algorithm 8.7 FH-CDMA Cellular Networks 8.8 Problems 9 Iterative Channel Estimation, Demodulation,and Decoding 9.1 Expectation–Maximization Algorithm Fixed-Point Iteration 9.2 Direct-Sequence Systems Encoding, Modulation, and Channel Estimation Iterative Receiver Structure Application of EM Algorithm Perfect Phase Information at Receiver No Phase Information at Receiver Options for Blind Methods Single-User Environment, Perfect Phase Knowledge Multiuser Environment, Unknown Phase Varying Fading-Block Size, Unknown Phase Varying Multiple-Access Interference, Unknown Phase Multipath Channel Comparison of Options 9.3 Guidance from Information Theory 9.4 Robust Frequency-Hopping Systems System Model Demodulator Metrics Channel Estimators Selection of Modulation Index Partial-Band Interference Asynchronous Multiple-Access Interference 9.5 Problems 10 Detection of Spread-Spectrum Signals 10.1 Detection of Direct-Sequence Signals Detection of a Known Signal in AWGN Direct-Sequence Signals 10.2 Radiometer Rayleigh Fading Estimation of Noise Power Other Implementation Issues 10.3 Detection of Frequency-Hopping Signals 10.4 Channelized Radiometer 10.5 Problems A Gaussian Random Variables A.1 General Characteristics A.2 Central Limit Theorem B Moment-Generating Function and Laplace Transform B.1 Moment-Generating Function B.2 Chernoff Bound B.3 Laplace Transform C Fourier Transform and Characteristic Function C.1 Fourier Transform Fubini's Theorem C.2 Characteristic Function D Signal Characteristics D.1 Bandpass Signals D.2 Stationary Stochastic Processes Analytic Signal Complex Envelope Power Spectral Density White Gaussian Noise D.3 Linear Filtering and the PSD D.4 Sampling Theorem E Probability Distributions E.1 Chi-Squared Distribution E.2 Central Chi-Squared Distribution E.3 Rice Distribution E.4 Rayleigh Distribution E.5 Exponential Distribution E.6 Gamma Distribution F Orthonormal Functions and Parameter Estimation F.1 Inner Product Spaces F.2 Signal Space F.3 Dirac Delta Function and White Noise F.4 Estimation of Waveform Parameters F.5 Cramer–Rao Inequality G Hermitian Matrices H Special Functions H.1 Gamma Functions H.2 Beta Function H.3 Bessel Functions of the First Kind H.4 Q-functions H.5 Hypergeometric Function References Index