25-08-2017, 09:32 PM
wirelesscommunication.zip (Size: 1.05 MB / Downloads: 43) Telecommunications Systems & Networks
Chapter 1 Introduction
Objectives
Discuss the structure and operation of the Public Switched Telephone Network, the Public Data Network, and the SS7 Network.
Explain the basic structure of Broadband Cable TV systems.
Discuss the structure and operation of the Public Switched Telephone Network, the Public Data Network, and the SS7 Network.
Explain the basic structure of Broadband Cable TV systems.
Explain the basic concept and structure of the Internet.
Discuss the usage of the various telecommunications networks and their relationship to one another.
Discuss the OSI model and how it relates to network communications.
Discuss wireless network applications and the future of this technology.
1.1 The History and Evolution of Wireless Radio Systems
Early AM wireless systems
Maxwell, Hertz, Fessenden, and Marconi
Crude early low-frequency transmitters
Used on-off keying (i.e. Morse code)
The first broadcast
1900s – Fessenden
1910s – Navy ship-to-ship and ship-to-shore radio development
1920s – Short-wave radio development
The first broadcast
1900s – Fessenden
1910s – Navy ship-to-ship and ship-to-shore radio development
1920s – Short-wave radio development
The development of FM
The evolution of digital radio
The cellular telephone concept
1.2 The Development of Modern Telecommunications Infrastructure
The early days of telecommunications
The public switched telephone network
The local exchange
Intraoffice calls
1.3 Overview of Existing Network Infrastructure
Evolution of different technologies
Analog versus digital
Metropolitan area networks
VoIP and wireless technologies
1.4 Review of the Seven-Layer OSI Model
The OSI model
The seven layers
Application layers and transport layers
See Figure 1-9 and Figure 1-10
1.5 Wireless Network Applications: Wireless Markets
Voice network evolution
Data network evolution
1.6 Future Wireless Networks
Present day research
Mobile IP