Table of Contents
The Telephone Legacy
History - Wireless and Telegram
Wireless Today - Network Growth
World-wide wireless suppliers and subscribers
The Invention of the Telephone
William Gray and the Pay Telephone
The Telephone System
Public and Private Networks
The Regional Bell Operating Companies (RBOCs)
Example - Student Calling Home
Dedicated and Switched Services
Digital Services
T1 Digital Service
Frame Relay
Synchronous Optical Network (SONET)
Growth in SONET Transmission Equipment Market
Asynchronous Transfer Mode (ATM)
ATM strengths
Virtual Circuit Switching
Quality of Service
ATM Adaptation Layers
ATM and ISO - OSI Reference Model
Network Signaling Rates
Undersea Telegraphic Cable
Undersea Telephone Cable
New Fiber-Optic Technologies
Submarine Cable: TAT-12/13
TAT-12/13 as a Revenue Source
The Trans-Pacific Cable TPC-5
Future Fiber-Optic Networks
Recent Telecommunication Corporation News
Laser Diodes
Optical Signaling
Gb/s Eye Diagram of VCSEL
Laser Diode Eye Safety
Silica Glass Fiber
SM and MM Glass Fiber
Fiber Connectors
Building Wiring and Fiber Distribution Box
Fiber Technology
Wavelength Dependence of Attenuation
Standard Attenuation Cells Example: Corning 62.5/125
CPC3 Multi-Mode Fiber
Chromatic Dispersion
Limitations of NRZ transmission using SM Fiber
Example of Signal Degradation
Modal Dispersion
Standard MM Bandwidth Cells Example: Corning 62.5/125
CPC3 Multi-Mode Fiber
Broadband over Copper Wires
ADSL Modulation
Future Metropolitan Networks
Multimedia needs
Quality of Service |