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Information Coding Techniques  
Published by Vijay Nicole Imprints Private Limited
Publication Date:  Available in all formats
ISBN: 9789393665393

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Table of contents

Biographical note

Information Coding deals with transmitting information efficiently and accurately. This book information Coding Techniques provides a thorough introduction to information theory and coding. It adopts a simplified approach to presenting concepts. The book is designed to suit the requirements of Information Technology and Computer Science and Engineering students.

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Description

Information Coding deals with transmitting information efficiently and accurately. This book information Coding Techniques provides a thorough introduction to information theory and coding. It adopts a simplified approach to presenting concepts. The book is designed to suit the requirements of Information Technology and Computer Science and Engineering students.

Table of contents
  • Cover
  • About the Author
  • Title Page
  • Copyright Page
  • Contents
  • Preface
  • 1. Information Entropy Fundamentals
    • 1.1 Introduction to Information Theory and Digital Communication System
    • 1.2 Uncertainty, Surprise and Information
    • 1.3 Self-information
    • 1.4 Entropy
    • 1.5 Types of Entropy
    • 1.6 Mutual Information ;
    • 1.7 Source Coding
      • 1.7.1 Source Coding Theorem
      • 1.7.2 Shannon-Fano Coding
      • 1.7.3 Huffman Coding
    • 1.8 Prefix Coding
      • 1.8.1 Properties of Prefix Coding
      • 1.8.2 Kraft-McMillan Inequality
    • 1.9 Channel Coding Theorem
      • 1.9.1 Channel Coders
      • 1.9.2 Channel Coding Theorem (or) Shannon’s Second Theorem
      • 1.9.3 Channel Capacity ,
      • 1.9.4 Channel Efficiency (TJ)
      • 1.9.5 Channel Redundancy
    • 1.10 Types of Channels
      • 1.10.1 Discrete Memoryless Channel
      • 1.10.2 Binary Symmetric Channel (BSC)
      • 1.10.3 Other Channels
    • 1.11 Information (or) Channel Capacity Theorem—Shannon’s Third Theorem
    • Review Questions
  • 2. Error Control Coding
    • 2.1 Introduction :
    • 2.2 Linear Block Codes (LBC)
      • 2.2.1 Introduction to Linear Block Codes,
      • 2.2.2 Matrix Description of Linear Block Codes
      • 2.2.3 Encoder for a Linear Block Code (n, k)
      • 2.2.4 Syndrome and Its Properties
      • 2.2.5 The Minimum Distance of a Block Code
      • 2.2.6 Syndrome Decoder for a Linear Block Code
      • 2.2.7 Repetition Code
      • 2.2.8 Hamming Codes
      • 2.2.9 Dual Code
    • 2.3 Cyclic Codes ’
      • 2.3.1 Introduction
      • 2.3.2 Properties of Cyclic Codes
      • 2.3.3 Generator and Parity Check Matrices of Cyclic Codes
      • 2.3.4 Encoder for Cyclic Codes
      • 2.3.5 Syndrome Calculator
      • 2.3.6 Coding Algorithm
      • 2.3.7 Decoding of Cyclic Codes
    • 2.4 Convolutional Codes
      • 2.4.1 Introduction to Convolutional Codes
      • 2.4.2 Encoding of Convolutional Codes
      • 2.4.3 Coding Algorithm
      • 2.4.4 Representation of Convolutional Encoder
    • Solved Problems
    • Review Questions
  • 3. Data and Voice Coding
    • 3.1 Introduction to Pulse Modulation
      • 3.1.1 Types of Pulse Modulation
    • 3.2 Sampling
      • 3.2.1 Sampling Theorem
      • 3.2.2 Nyquist Rate
      • 3.2.3 Aliasing
    • 3.3 Quantization
      • 3.3.1 Need for Quantization
      • 3.3.2 Types of Quantizer
    • 3.4 Line Codes
    • 3.5 Pulse Code Modulation (PCM)
      • 3.5.1 Companding in PCM
    • 3.6 Differential Pulse Code Modulation (DPCM)
    • 3.7 Delta Modulation
      • 3.7.1 Slope Overload Error
      • 3.7.2 Granular Noise
    • 3.8 Adaptive Delta Modulation
    • 3.9 Coding Speech at Low Bit Rates
      • 3.9.1 Adaptive Differential Pulse Code Modulation
      • 3.9.2 Adaptive Subband Coding (ASBC)
    • 3.10 Vocoders :
      • 3.10.1 Channel Vocoder
    • Review Questions
  • 4. Text and Image Compression
    • 4.1 Introduction
    • 4.2 Compression Techniques
      • 4.2.1 Entropy Encoding
      • 4.2.2 Source Encoding
    • 4.3 Text Compression
      • 4.3.1 Types of Text
      • 4.3.2 Static Huffman Coding
      • 4.3.3 Dynamic Huffman Coding
      • 4.3.4 Arithmetic Coding
      • 4.3.5 Lempel-Ziv (LZ) Coding
      • 4.3.6 Lempel-Ziv-Welsh Coding
    • 4.4 Image Compression
      • 4.4.1 Graphics
      • 4.4.2 Digitized Documents
      • 4.4.3 Digitized Images
      • 4.4.4 Graphics Interchange Format (GIF)
      • 4.4.5 Tagged Image File Format (TIFF)
      • 4.4.6 JPEG Compression
      • 4.4.7 JPEG Decoding
    • Solved Problems
    • Review Questions
  • 5. Audio Coding
    • 5.1 Introduction
    • 5.2 Types of Audio Coding
    • 5.3 Linear Predictive Coding (LPC)
    • 5.4 Code-excited LPC (CELP)
    • 5.5 Perceptual Coding
      • 5.5.1 Frequency Masking
      • 5.5.2 Temporal Masking
    • 5.6 MPEG Audio Coders/Decoders
      • 5.6.1 MPEG Audio Decoder
      • 5.6.2 Comparison of MPEG Layers
    • 5.7 Dolby Audio Coder
      • 5.7.1 DolbyAC-1
      • 5.7.2 Dolby AC-2
      • 5.7.3 Dolby AC-3
      • 5.7.4 Comparison of Dolby Audio Coders
    • Review Questions
  • 6. Video Coding
    • 6.1 Introduction
      • 6.1.1 Digitization Format
      • 6.1.2 Frame Refresh Rate
      • 6.1.3 Video in Multimedia Application
    • 6.2 Video Compression Principle
    • 6.3 Motion Estimation and Motion Compensation
      • 6.3.1 Macroblocks
      • 6.3.2 Motion Estimation (ME)
      • 6.3.3 Motion Compensation
    • 6.4 Types of Frames
      • 6.4.1 Intracoded Frames (or) l-frames
      • 6.4.2 Intercoded or Interpolation Frames
      • 6.4.3 PB-frame
      • 6.4.4 D-frame
    • 6.5 Encoding and Decoding of Frames
      • 6.5.1 l-frame Encoding
      • 6.5.2 P-frame Encoding
      • 6.5.3 B-frame Encoding
    • 6.6 H.261
      • 6.6.1 Features of H.261
      • 6.6.2 H.261 Video Encoder
      • 6.6.3 Encoded Frame Format
    • 6.7 MPEG Standards ,
      • 6.7.1 MPEG-1
      • 6.7.2 Comparison of H.261 and MPEG-1
      • 6.7.3 MPEG-2
      • 6.7.4 HDTV
      • 6.7.5 MPEG-3
      • 6.7.6 MPEG-4
      • 6.7.7 Features of MPEG - 4
    • Review Questions
  • Appendix
  • Model Questions
  • Index
Biographical note

R Avudaiammal is Assistant Professor,Department of Electronics and Communication Engineering, St. Josephs College of Engineering, Chennai. She has more than 12 years of teaching experience.

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