Table of Contents - Chapter 6

Long-Distance Communication (Carriers, Modulation, And Modems)


6.1 Introduction 69
6.2 Sending Signals Across Long Distances 69
6.3 Modem Hardware Used For Modulation And Demodulation 73
6.4 Leased Analog Data Circuits 73
6.5 Optical, Radio Frequency, And Dialup Modems 74
6.6 Carrier Frequencies And Multiplexing 76
6.7 Baseband And Broadband Technologies 77
6.8 Wavelength Division Multiplexing 78
6.9 Spread Spectrum 78
6.10 Time Division Multiplexing 79
6.11 Summary 79
Exercises 80