# Communication Engineering - EC6651

## ANALOG COMMUNICATION

Noise - Analog Communication
External Noise, Internal Noise
Introduction to Communication System
Modulation, Types, Need for Modulation
Theory of Amplitude Modulation
Frequency Spectrum and Bandwidth Requirement of Angle Modulated Wave
The Concept of Angle Modulation and Its Waveform, Frequency and Phase Modulation
Important Short Questions and Answers: Analog Communication

## DIGITAL COMMUNICATION

Introduction to Digital Communication
Frequency Shift Keying (FSK), Minimum Shift Keying (MSK)
Amplitude Shift Keying (ASK), Phase Shift Keying (PSK)
Concept of Binary Phase Shift Keying to BPSK, 8 PSK, 16 PSK
Quadrature Phase Shift Keying (QPSK) Techniques and its Block Diagram
Important Short Questions and Answers: Digital Communication

## SOURCE CODES and LINE CODES and ERROR CONTROL

Entropy, Source Encoding Theorem
Techniques used for compression of information
Huffmann Coding Techniques
Mutual Information
Entropy
Channel Capacity theorem
Cyclic codes, Error Control Coding
Linear Block Codes
Viterbi Algorithm
Convolutional Codes
Important Short Questions and Answers: Source and Error Control Coding

## ANALOG COMMUNICATION

Noise - Analog Communication
External Noise, Internal Noise
Introduction to Communication System
Modulation, Types, Need for Modulation
Theory of Amplitude Modulation
Frequency Spectrum and Bandwidth Requirement of Angle Modulated Wave
The Concept of Angle Modulation and Its Waveform, Frequency and Phase Modulation
Important Short Questions and Answers: Analog Communication

## DIGITAL COMMUNICATION

Introduction to Digital Communication
Frequency Shift Keying (FSK), Minimum Shift Keying (MSK)
Amplitude Shift Keying (ASK), Phase Shift Keying (PSK)
Concept of Binary Phase Shift Keying to BPSK, 8 PSK, 16 PSK
Quadrature Phase Shift Keying (QPSK) Techniques and its Block Diagram
Important Short Questions and Answers: Digital Communication

## DATA AND PULSE COMMUNICATION

History of Data Communication, Standards Organizations for Data Communication
Data Communication Circuits, Data Communication Codes
Error Detection and Correction Techniques
Pulse Communication
Important Short Questions and Answers: Data and Pulse Communication

## SOURCE AND ERROR CONTROL CODING

Entropy, Source Encoding Theorem
Techniques used for compression of information
Huffmann Coding Techniques
Mutual Information
Entropy
Channel Capacity theorem
Cyclic codes, Error Control Coding
Linear Block Codes
Viterbi Algorithm
Convolutional Codes
Important Short Questions and Answers: Source and Error Control Coding

Cellular Concept and Frequency Reuse, Channel Assignment and Handoffs
Global System for Mobile Communications (GSM) Code division multiple access (CDMA)
Satellite Communication