Mod-01 Lec-28 Density Evolution for Soft Message Passing Decoding of LDPC Codes
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Mod-01 Lec-29 LDPC Codes in Practice
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Mod-01 Lec-30 Introduction to Convolutional Codes
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Mod-01 Lec-31 Viterbi Decoding of Convolutional Codes
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Mod-01 Lec-32 Union Bound, Recursive Convolutional Encoders
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Mod-01 Lec-33 Convolutional Codes in Practice
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Mod-01 Lec-34 BCJR Decoder
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Mod-01 Lec-35 BCJR and Max-Log-MAP Decoder, Introduction to Turbo Codes
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Mod-01 Lec-36 Turbo Decoder
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Mod-01 Lec-37 Turbo Codes in Practice
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Mod-01 Lec-38 Modern Codes
Description:
Instructor: Dr. Andrew Thangaraj, Department of Electronics and Communication Engineering, IIT Madras.
This course provides an introduction to traditional and modern coding theory. Topics covered include linear block codes, cyclic codes (BCH and RS codes), convolutional codes, turbo codes and low-density parity-check (LDPC) codes.
Part I: Basics and Algebraic CodesLinear Block Codes: Generator and parity-check matrices, Minimum Distance, Syndrome decoding, Bounds on minimum distance.Cyclic Codes: Finite fields, Binary BCH codes, RS codes.Part II: Coding in digital communicationsAWGN channel: BPSK modulation, Capacity, Coding gain, ML and MAP decoders, Soft-versus hard-decision decoding.Convolutional Codes: Encoders, Trellis, Viterbi decoding.Part III: Modern iterative coding.Turbo codes: Encoders, interleaves, turbo decoder.Low-density Parity-check Codes: Ensembles of LDPC codes, Message-passing decoders, Threshold phenomenon and density evolution.
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