1
COMMUNICATIONS SYSTEM MODEL
1.1
A Simple Communications System
1.2
A More Detailed Communications System
1.3
Revision Questions
2
THE SOURCE
2.1
Fundamentals of Analogue Signals
2.2
Fundamentals of Digital Signals
2.3
Revision Questions
3
SOURCE CODING
3.1
Waveform Coding Techniques
3.2
Source Coding Techniques
3.3
Combination Waveform/Source Coding
3.4
Summary
3.5
Revision Questions
4
CHANNEL CODING
4.1
The Reason for Channel Coding
4.2
Basic Elements of Coding
4.3
Block Codes
4.4
Convolutional Codes
4.5
Interleaving
4.6
Concatenation
4.7
Choice of codes
4.8
Error Correction
4.9
Revision Questions
5
ENCRYPTION
5.1
Cipher Systems
5.2
Cryptanalysis
5.3
Desirable Properties of an Encryption System
5.4
Data Encryption Standard (DES)
5.5
Asymmetric Encryption
5.6
Revision Questions
6
MODULATION
6.1
Analogue Modulation
6.2
Digital Modulation
6.3
Revision Questions
7
MULTIPLEXING
7.1
Frequency-Division Multiplexing
7.2
Time-Division Multiplexing
7.3
A Comparison of FDM and TDM
7.4
Revision Questions
8
MULTIPLE ACCESS AND FREQUENCY SPREADING
8.1
Frequency Division Multiple Access
8.2
Time Division Multiple Access
8.3
Code Division Multiple Access
8.4
Frequency Hopping
8.5
Time Hopping
8.6
Revision Questions
9
TRANSMITTERS AND RECEIVERS
9.1
Transmitters
9.2
Receivers
9.3
Revision Questions
10
TRANSMISSION MEDIA
10.1
Transmission Lines
10.2
Waveguides
10.3
Revision Questions
11
RADIO WAVE PROPAGATION
11.1
The Electromagnetic Wave
11.2
A Summary of Propagation Techniques
11.3
Space-Wave Communications
11.4
Surface-Wave Communications
11.5
Sky-Wave Communications
11.6
Scattered-Wave Communications
11.7
Revision Questions
12
ANTENNAS
12.1
Resonant Antennas
12.2
Antenna Properties
12.3
Travelling Wave Antennas
12.4
HF Surface Wave Antennas
12.5
HF Sky Wave Antennas
12.6
VHF Ground Wave Antennas
12.7
UHF / SHF Antennas
12.8
Revision Questions
13
TYPES OF COMMUNICATIONS SYSTEMS
13.1
Types of Transmission
13.2
Switching Techniques
13.3
Revision Questions
14
NETWORKING
14.1
Communications Reference Model
14.2
LAN Topologies
14.3
Network Devices
14.4
LAN Media
14.5
Media Access Techniques
14.6
Advantages and Disadvantages of LANs
14.7
Revision Questions
15
INTERNETWORKING
15.1
Repeaters
15.2
Bridges
15.3
Routers
15.4
Gateways
15.5
The Internet
15.6
Revision Questions
16
MOBILE COMMUNICATIONS SYSTEMS
16.1
First Generation Cellular Systems
16.2
Second Generation Cellular Systems
16.3
2.5G Cellular Systems
16.4
Third Generation Cellular Systems
16.5
Cordless Telephone Systems
16.6
Trunked Radio
16.7
Planning Issues for Cellular Networks
16.8
Revision Questions
17
SATELLITE COMMUNICATIONS SYSTEMS
17.1
Satellite Orbits
17.2
Orbital Perturbations
17.3
Satellite Sub-Systems
17.4
Launch Of a Geostationary Satellite
17.5
Footprint
17.6
Transmission Path Losses
17.7
Frequency Selection
17.8
Multiple-Access Techniques
17.9
Revision Questions
18
INFORMATION MANAGEMENT
18.1
The Information Revolution
18.2
The Nature of Information
18.3
Information Management
18.4
An Information Management Model
18.5
Revision Questions
19
INFORMATION SYSTEMS
19.1
Brief History of Computers
19.2
The Computer Age
19.3
First Generation
19.4
Second Generation
19.5
Third Generation
19.6
Fourth Generation
19.7
The Next Generation?
19.8
Information Processing Concepts
19.9
Two-state Devices
19.10
Interpretation of Binary Patterns
19.11
An Information Processing System
19.12
Computer Programs
19.13
Revision Questions
20
OPERATING SYSTEMS
20.1
The Operating System
20.2
Examples of Operating Systems
20.3
Graphical User Interface (GUI)
20.4
Revision Questions
21
SOFTWARE
21.1
Programming
21.2
Programming Languages
21.3
Revision Questions
22
DATABASES
22.1
The Database Approach
22.2
Data Models
22.3
Database Redundancy
22.4
Revision Questions
APPENDICES
A
COMMON PREFIXES AND THE GREEK ALPHABET
B
BASIC CIRCUIT THEORY
C
DECIBELS
D
LINE CODING
E
BINARY NUMBERS
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