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# KTU B.Tech S7 Syllabus Electronics & Communication Engineering

## KTU B.Tech S7 Syllabus Electronics & Communication Engineering

EC401 INFORMATION THEORY & CODING

MODULE I

Introduction to Information Theory. Concept of information, units,
entropy, marginal, conditional and joint entropies, relation among
entropies, mutual information, information rate.
Source coding: Instantaneous codes, construction of instantaneous
codes, Kraft‘s inequality, coding efficiency and redundancy

MODULE II

Noiseless coding theorem , construction of basic source codes,
Shannon – Fano Algorithm, Huffman coding,
Channel capacity – redundancy and efficiency of a channel, binary symmetric channel (BSC), Binary erasure channel (BEC) – capacity of band limited Gaussian channels

FIRST INTERNAL EXAMINATION

MODULE III

Continuous Sources and Channels: Differential Entropy, Mutual
information,
Waveform channels, Gaussian channels, Shannon – Hartley theorem,
bandwidth, SNR trade off, capacity of a channel of infinite
bandwidth, Shannon‘s limit
MODULE IV
Introduction to rings, fields, and Galois fields. Codes for error
detection and correction – parity check coding – linear block codes –
error detecting and correcting capabilities – generator and parity
check matrices – Standard array and syndrome decoding
MODULE V
Perfect codes, Hamming codes, encoding and decoding
Cyclic codes, polynomial and matrix descriptions, generation of
cyclic codes, decoding of cyclic codes
BCH codes, Construction and decoding, Reed Solomon codes
MODULE VI
Convolutional Codes – encoding – time and frequency domain
approaches, State Tree & Trellis diagrams – transfer function and
minimum free distance – Maximum likelihood decoding of
convolutional codes – The Viterbi Algorithm. Sequential decoding.

Convolutional Codes – encoding – time and frequency domain
approaches, State Tree & Trellis diagrams – transfer function and
minimum free distance – Maximum likelihood decoding of
convolutional codes – The Viterbi Algorithm. Sequential decoding.

KTU B.Tech S7 Syllabus Electronics & Communication Engineering

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