Chapter 1 Introduction 1 Chapter 2 Signals and Spectra 27 Chapter 3 Signal Transmission and Filtering 87 Chapter 4 Linear CW Modulation 147 Chapter 5 Angle CW Modulation 193 Chapter 6 Sampling and Pulse Modulation 223 Chapter 7 Analog Communication Systems 247 Chapter 8 Probability and Random Variables 283 Chapter 9 Random Signals and Noise 285 Chapter 10 Noise in Analog Modulation Systems 333 Chapter 11 Baseband Digital Transmission 373 Chapter 12 Digitization Techniques for Analog Messages and Computer Networks 437 Chapter 13 Channel Coding 471 Chapter 14 Bandpass Digital Transmission 525 Chapter 15 Spread-Spectrum Systems 589 Chapter 16 Information and Detection Theory 591 Appendix: Circuit and System Tables 649 Solutions to Exercises 663 Answers to Selected Problems 701