Communication Networks

1. Chapter 1
Introduction to
Telecommunications

2. Agenda
• Definition
• Components
• Importance
• Requirements
• History
• Challenge

3. Definition
• Communication
• Telecommunication
• Data & information
• Data communication
• Voice communication
• Video communication
• Multimedia communication

4. Components
• Source (Transmitter)
• Medium (Communication Line)
• Sink (Receiver)
• Communication Networks
• Communication Rules (protocol)

5. Importance
• Melding of information systems and
telecommunication
• Information at right time and right place
• Capturing instant business transaction data
• Allowing geographic dispersion of facilities
and people
• Internet marketing

6. Requirements for Voice
Communications Systems
• Availability
• Reliability
• Response time
• User friendly
• Universal service
• Fast
• Inexpensive
• Others

7. Requirements for Data
Communications Systems
• Availability
• Reliability - mean time between failures (MTBF),
mean time to repair (MTTR)
• Online and real-time – real enough time
• Responsive
• User friendly interface
• Ergonomics
• Flexibility and growth

8. History
• Telegraph
• Telephone
• Computer
• Transistor
• Large-Scale Integrated Circuits
• Satellite

9. Challenge
• Changing technology
• Legislative & regulation
• Changing business environment

10. Points to Remember
• Definition
• Components
• Importance
• Requirements
• History
• Challenge

11. Discussion
• What are the basic telecommunication
requirements for establishing an e-business?
• How do you keep up with the changing
telecommunication environment for an e-
business?