Table of Contents
Data Transmission
Overview
Transmission Terminology
Line Duplexity
Analog vs Digital Signals
Periodic vs Aperiodic
Examples of Periodic Signals
Frequency, Period, and Phase
Sine Wave
Wavelength
Time and Frequency Domains
Frequency Domain Concepts
Signal with DC Component
Frequency Components of Square Wave
Data vs Signal
Analog Data Example: Speech and Music
Analog Data Example 2: Television
Video Signal
Attenuation and Dispersion (Delay Distortion)
Digital Transmission
Decibels
Noise
Channel Capacity
Shannon's Theorem
Thermal Noise
Summary
Reading Assignment
Homework |
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