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Digital and Analog Communication Systems

by: Couch, Leon W.

Digital and Analog Communication Systems

by: Couch, Leon W.

ISBN 13:
9780131424920
ISBN 10:
0131424920
Edition: 7th
Format: Hardcover
Copyright: 01/01/2007
Publisher: Prentice Hall
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Summary

"Now in its seventh edition, this classic communication text retains the philosophy and tradition of the preceding editions. The seventh edition covers the latest treatment of digital communication systems. Written as a textbook for junior or senior engineering students, it is also appropriate for an introductory graduate course."--BOOK JACKET.

Preface

xix

List of Symbols

xxiii

Introduction

(32)

Historical Perspective

(3)

Digital and Analog Sources and Systems

(1)

Deterministic and Random Waveforms

(1)

Organization of the Book

(1)

Use of a Personal Computer and MATLAB

(1)

Block Diagram of a Communication System

(2)

Frequency Allocations

(2)

Propagation of Electromagnetic Waves

(4)

Information Measure

(2)

Channel Capacity and Ideal Communication Systems

(1)

Coding

(10)

Block Codes

(2)

Convolutional Codes

(3)

Code Interleaving

(1)

Code Performance

(3)

Trellis-Coded Modulation

(1)

Preview

(1)

Study-Aid Examples

(4)

Problems

(3)

Signals and Spectra

(95)

Properties of Signals and Noise

(10)

Physically Realizable Waveforms

(1)

Time Average Operator

(1)

DC Value

(1)

Power

(2)

RMS Value and Normalized Power

(1)

Energy and Power Waveforms

(1)

Decibel

(2)

Phasors

(1)

Fourier Transform and Spectra

(18)

Definition

(3)

Properties of Fourier Transforms

(2)

Parseval's Theorem and Energy Spectral Density

(3)

Dirac Delta Function and Unit Step Function

(3)

Rectangular and Triangular Pulses

(4)

Convolution

(3)

Power Spectral Density and Autocorrelation Function

(4)

Power Spectral Density

(2)

Autocorrelation Function

(2)

Orthogonal Series Representation of Signals and Noise

(3)

Orthogonal Functions

(2)

Orthogonal Series

(1)

Fourier Series

(11)

Complex Fourier Series

(2)

Quadrature Fourier Series

(1)

Polar Fourier Series

(2)

Line Spectra for Periodic Waveforms

(4)

Power Spectral Density for Periodic Waveforms

(2)

Review of Linear Systems

(7)

Linear Time-Invariant Systems

(1)

Impulse Response

(1)

Transfer Function

(3)

Distortionless Transmission

(1)

Distortion of Audio, Video, and Data Signals

(2)

Bandlimited Signals and Noise

(8)

Bandlimited Waveforms

(1)

Sampling Theorem

(3)

Impulse Sampling and Digital Signal Processing (DSP)

(3)

Dimensionality Theorem

(1)

Discrete Fourier Transform

(7)

Using the DFT to Compute the Continuous Fourier Transform

(5)

Using the DFT to Compute the Fourier Series

100

(1)

Bandwidth of Signals

101

(9)

Summary

110

(1)

Study-Aid Examples

110

(18)

Problems

115

(13)

Baseband Pulse and Digital Signaling

128

(102)

Introduction

128

(1)

Pulse Amplitude Modulation

129

(8)

Natural Sampling (Gating)

129

(4)

Instantaneous Sampling (Flat-Top PAM)

133

(4)

Pulse Code Modulation

137

(15)

Sampling, Quantizing, and Encoding

138

(1)

Practical PCM Circuits

138

(4)

Bandwidth of PCM Signals

142

(1)

Effects of Noise

143

(4)

Nonuniform Quantizing: μ-Law and A-Law Companding

147

(4)

V.90 56-kb/s PCM Computer Modem

151

(1)

Digital Signaling

152

(8)

Vector Representation

153

(2)

Bandwidth Estimation

155

(1)

Binary Signaling

156

(2)

Multilevel Signaling

158

(2)

Line Codes and Spectra

160

(20)

Binary Line Coding

160

(3)

Power Spectra for Binary Line Codes

163

(6)

Differential Coding

169

(1)

Eye Patterns

170

(1)

Regenerative Repeaters

171

(2)

Bit Synchronization

173

(3)

Power Spectra for Multilevel Polar NRZ Signals

176

(3)

Spectral Efficiency

179

(1)

Intersymbol Interference

180

(8)

Nyquist's First Method (Zero ISI)

182

(1)

Raised Cosine-Rolloff Nyquist Filtering

183

(5)

Nyquist's Second and Third Methods for Control of ISI

188

(1)

Differential Pulse Code Modulation

188

(4)

Delta Modulation

192

(7)

Granular Noise and Slope Overload Noise

194

(3)

Adaptive Delta Modulation and Continuously Variable Slope Delta Modulation

197

(2)

Speech Coding

199

(1)

Time-Division Multiplexing

199

(14)

Frame Synchronization

200

(2)

Synchronous and Asynchronous Lines

202

(4)

TDM Hierarchy

206

(5)

The T1 PCM System

211

(2)

Packet Transmission System

213

(1)

Pulse Time Modulation: Pulse Width Modulation and Pulse Position Modulation

213

(2)

Summary

215

(3)

Study-Aid Examples

218

(12)

Problems

221

(9)

Bandpass Signaling Principles and Circuits

230

(72)

Complex Envelope Representation of Bandpass Waveforms

230

(3)

Definitions: Baseband, Bandpass, and Modulation

231

(1)

Complex Envelope Representation

231

(2)

Representation of Modulated Signals

233

(1)

Spectrum of Bandpass Signals

234

(3)

Evaluation of Power

237

(3)

Bandpass Filtering and Linear Distortion

240

(4)

Equivalent Low-Pass Filter

240

(2)

Linear Distortion

242

(2)

Bandpass Sampling Theorem

244

(1)

Received Signal Plus Noise

245

(1)

Classification of Filters and Amplifiers

246

(5)

Filters

246

(4)

Amplifiers

250

(1)

Nonlinear Distortion

251

(5)

Limiters

256

(1)

Mixers, Up Converters, and Down Converters

257

(6)

Frequency Multipliers

263

(2)

Detector Circuits

265

(8)

Envelope Detector

265

(1)

Product Detector

266

(2)

Frequency Modulation Detector

268

(5)

Phase-Locked Loops and Frequency Synthesizers

273

(8)

Direct Digital Synthesis

281

(1)

Transmitters and Receivers

281

(7)

Generalized Transmitters

281

(2)

Generalized Receiver: The Superheterodyne Receiver

283

(4)

Zero-IF Receivers

287

(1)

Interference

288

(1)

Software Radios

288

(1)

Summary

289

(1)

Study-Aid Examples

289

(13)

Problems

295

(7)

AM, FM, and Digital Modulated Systems

302

(95)

Amplitude Modulation

303

(5)

AM Broadcast Technical Standards

308

(2)

Digital AM Braodcasting

309

(1)

Double-Sideband Suppressed Carrier

310

(1)

Costas Loop and Squaring Loop

310

(2)

Asymmetric Sideband Signals

312

(6)

Single Sideband

312

(4)

Vestigial Sideband

316

(2)

Phase Modulation and Frequency Modulation

318

(15)

Representation of PM and FM Signals

318

(5)

Spectra of Angle-Modulated Signals

323

(5)

Narrowband Angle Modulations

328

(1)

Wideband Frequency Modulation

329

(4)

Preemphasis and Deemphasis in Angle-Modulated Systems

333

(1)

Frequency-Division Multiplexing and FM Stereo

333

(4)

FM Broadcast Technical Standards

337

(2)

Digital FM Braodcasting

337

(2)

Binary Modulated Bandpass Signaling

339

(13)

On-Off Keying (OOK)

339

(4)

Binary Phase-Shift Keying (BPSK)

343

(2)

Differential Phase-Shift Keying (DPSK)

345

(1)

Frequency-Shift Keying (FSK)

345

(7)

Multilevel Modulated Bandpass Signaling

352

(10)

Quadrature Phase-Shift Keying (QPSK) and M-ary Phase-Shift Keying (MPSK)

352

(3)

Quadrature Amplitude Modulation (QAM)

355

(3)

OQPSK and π/4 QPSK

358

(1)

PSD for MPSK, QAM, QPSK, OQPSK, and π/4 QPSK

359

(2)

Spectral Efficiency for MPSK, QAM, QPSK, OQPSK, and π/4 QPSK with Raised Cosine Filtering

361

(1)

Minimum-Shift Keying (MSK) and GMSK

362

(5)

Orthogonal Frequency Division Multiplexing (OFDM)

367

(5)

Spread Spectrum Systems

372

(7)

Direct Sequence

373

(6)

Frequency Hopping

379

(1)

SS Frequency Bands

379

(1)

Summary

379

(2)

Study-Aid Examples

381

(16)

Problems

384

(13)

Random Processes and Spectral Analysis

397

(79)

Some Basic Definitions

398

(9)

Random Processes

398

(1)

Stationarity and Ergodicity

399

(4)

Correlation Functions and Wide-Sense Stationarity

403

(2)

Complex Random Processes

405

(2)

Power Spectral Density

407

(13)

Definition

407

(1)

Wiener-Khintchine Theorem

408

(3)

Properties of the PSD

411

(4)

General Formula for the PSD of Digital Signals

415

(3)

White-Noise Processes

418

(1)

Measurement of PSD

419

(1)

DC and RMS Values for Ergodic Random Processes

420

(2)

Linear Systems

422

(5)

Input-Output Relationships

422

(5)

Bandwidth Measures

427

(2)

Equivalent Bandwidth

427

(1)

RMS Bandwidth

427

(2)

The Gaussian Random Process

429

(5)

Properties of Gaussian Processes

430

(4)

Bandpass Processes

434

(13)

Bandpass Representations

434

(3)

Properties of WSS Bandpass Processes

437

(5)

Proofs of Some Properties

442

(5)

Matched Filters

447

(11)

General Results

447

(2)

Results for White Noise

449

(5)

Correlation Processing

454

(1)

Transversal Matched Filter

455

(3)

Summary

458

(2)

Appendix: Proof of Schwarz's Inequality

460

(2)

Study-Aid Examples

462

(14)

Problems

465

(11)

Performance of Communication Systems Corrupted by Noise

476

(75)

Error Probabilities for Binary Signaling

477

(6)

General Results

477

(2)

Results for Gaussian Noise

479

(2)

Results for White Gaussian Noise and Matched-Filter Reception

481

(1)

Results for Colored Gaussian Noise and Matched-Filter Reception

482

(1)

Performance of Baseband Binary Systems

483

(5)

Unipolar Signaling

483

(3)

Polar Signaling

486

(1)

Bipolar Signaling

486

(2)

Coherent Detection of Bandpass Binary Signals

488

(6)

On-Off Keying

488

(2)

Binary-Phase-Shift Keying

490

(1)

Frequency-Shift Keying

491

(3)

Noncoherent Detection of Bandpass Binary Signals

494

(8)

On-Off Keying

494

(4)

Frequency-Shift Keying

498

(2)

Differential Phase-Shift Keying

500

(2)

Quadrature Phase-Shift Keying and Minimum-Shift Keying

502

(2)

Comparison of Digital Signaling Systems

504

(4)

Bit-Error Rate and Bandwidth

504

(2)

Symbol Error and Bit Error for Multilevel Signaling

506

(1)

Synchronization

507

(1)

Output Signal-to-Noise Ratio for PCM Systems

508

(6)

Output Signal-to-Noise Ratios for Analog Systems

514

(17)

Comparison with Baseband Systems

514

(1)

AM Systems with Product Detection

515

(2)

AM Systems with Envelope Detection

517

(1)

DSB-SC Systems

518

(1)

SSB Systems

519

(1)

PM Systems

519

(4)

FM Systems

523

(3)

FM Systems with Threshold Extension

526

(2)

FM Systems with Deemphasis

528

(3)

Comparison of Analog Signaling Systems

531

(3)

Ideal System Performance

531

(3)

Summary

534

(1)

Study-Aid Examples

534

(17)

Problems

543

(8)

Wire and Wireless Communication Systems

551

(102)

The Explosive Growth of Telecommunications

551

(1)

Telephone Systems

552

(7)

Historical Basis

552

(1)

Modern Telephone Systems and Remote Terminals

553

(6)

Digital Subscriber Lines (DSL)

559

(6)

G.DMT and G.Lite Digital Subscriber Lines

560

(2)

Video On Demand (VOD)

562

(1)

Integrated Service Digital Network (ISDN)

562

(3)

Capacities of Public Switched Telephone Networks

565

(1)

Satellite Communication Systems

565

(14)

Digital and Analog Television Transmission

570

(2)

Data and Telephone Signal Multiple Access

572

(5)

Satellite Radio Broadcasting

577

(2)

Link Budget Analysis

579

(20)

Signal Power Received

580

(2)

Thermal Noise Sources

582

(1)

Characterization of Noise Sources

583

(1)

Noise Characterization of Linear Devices

584

(6)

Noise Characterization of Cascaded Linear Devices

590

(2)

Link Budget Evaluation

592

(2)

Eb/N0 Link Budget for Digital Systems

594

(1)

Path Loss for Urban Wireless Environments

595

(4)

Fiber-Optic Systems

599

(4)

Cellular Telephone Systems

603

(9)

First Generation (1G)---The AMPS Analog System

604

(3)

Second Generation (2G)---The Digital Systems

607

(3)

The 1900-MHz, Band PCS Systems

610

(1)

Status of 2G Networks

611

(1)

Third Generation (3G) Systems

611

(1)

Television

612

(24)

Black-and-White Television

612

(7)

MTS Stereo Sound

619

(1)

Color Television

619

(5)

Standards for TV and CATV Systems

624

(8)

Digital TV (DTV)

632

(4)

Cable Data Modems

636

(1)

Wireless Data Networks

637

(3)

Wi-Fi

637

(2)

Wi-Max

639

(1)

Summary

640

(1)

Study-Aid Examples

640

(13)

Problems

645

(8)

APPENDIX A MATHEMATICAL TECHNIQUES, IDENTITIES, AND TABLES

653

(11)

Trigonometry and Complex Numbers

653

(1)

Definitions

653

(1)

Trigonometric Identities and Complex Numbers

653

(1)

Differential Calculus

654

(1)

Definition

654

(1)

Differentiation Rules

654

(1)

Derivative Table

654

(1)

Indeterminate Forms

655

(1)

Integral Calculus

655

(1)

Definition

655

(1)

Integration Techniques

656

(1)

Integral Tables

656

(2)

Indefinite Integrals

656

(1)

Definite Integrals

657

(1)

Series Expansions

658

(1)

Finite Series

658

(1)

Infinite Series

658

(1)

Hilbert Transform Pairs

659

(1)

The Dirac Delta Function

659

(2)

Properties of Dirac Delta Functions

660

(1)

Tabulation of Sa(x) = (sin x)/x

661

(1)

Tabulation of Q(z)

662

(2)

APPENDIX B PROBABILITY AND RANDOM VARIABLES

664

(42)

Introduction

664

(1)

Sets

665

(1)

Probability and Relative Frequency

666

(3)

Simple Probability

666

(1)

Joint Probability

667

(1)

Conditional Probabilities

668

(1)

Random Variables

669

(1)

Cumulative Distribution Functions and Probability Density Functions

669

(7)

Properties of CDFs and PDFs

672

(1)

Discrete and Continuous Distributions

672

(4)

Ensemble Average and Moments

676

(3)

Ensemble Average

676

(1)

Moments

677

(2)

Examples of Important Distributions

679

(8)

Binomial Distribution

679

(3)

Poisson Distribution

682

(1)

Uniform Distribution

682

(1)

Gaussian Distribution

682

(5)

Sinusoidal Distribution

687

(1)

Functional Transformations of Random Variables

687

(5)

Multivariate Statistics

692

(14)

Multivariate CDFs and PDFs

692

(2)

Bivariate Statistics

694

(1)

Gaussian Bivariate Distribution

695

(1)

Multivariate Functional Transformation

696

(2)

Central Limit Theorem

698

(2)

Problems

700

(6)

APPENDIX C USING MATLAB

706

(4)

Quick Start for Running M-Files

707

(1)

Programming in MATLAB

708

(2)

References

710

(13)

Answers to Selected Problems

723

(6)

Index

729

Amazon no longer offers textbook rentals. We do!

Digital and Analog Communication Systems

Digital and Analog Communication Systems

9780131424920

0131424920

Summary

Table of Contents

Supplemental Materials

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Amazon no longer offers textbook rentals. We do!

Digital and Analog Communication Systems

Digital and Analog Communication Systems

9780131424920

0131424920

Summary

Table of Contents

Supplemental Materials

Write a Review

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