III B.E. (Information Technology)

V SEMESTER

5 IT4 INFORMATION THEORY & CODING

  1. Elements of Information Theory: Measure of Information, Average Information, Entropy, Information rate. Communication channel Descrete and continuous channel Shannon – Hartley Theorem and its implications. Channel capacity, Gaussian Channel, Bandwidth-S/N tradeoff.

  2. Introduction of Coding: Types of errors, types of codes, error control coding, Methods of controlling errors.

  3. Linear Block and binary Cyclic Codes:  Matrix decryption o linear block codes, Error detection and error correction capabilities of linear block codes. Hamming codes, structure of cyclic codes, encoding using an (n-k) bit shift register syndrome calculation, its error detection & correction, Special classes of cyclic codes BCH.

  4. Burst and Convolution Codes: Burst and random error correcting codes, Encoders for convolution codes. Decoders for convolution codes, performance of convolution coeds. Performance of block codes in error correction & detection. Comparison of error rates in coded and uncoded transmission.

Recommended Books:

1.      K. Sam Shanmugam – “Digital and Analog Communication System”, John Wiley Sons.

  1. Herbort Taub, Donald L. Schilling – “Principal of Communication system”, Tata McGraw Hill.