6EE6.3 DIGITAL COMMUNICATION AND INFORMATION THEORY

Unit-1 PCM & DELTA Modulation Systems: PCM and delta modulation, quantization noise in PCM and delta modulation. Signal-to-noise ratio in PCM and delta modulation, T1 Carrier System, Comparison of PCM and DM. Adaptive delta Modulation. Bit, word and frame synchronization, Matched filter detection.
Unit-2 Digital Modulation Techniques: Various techniques of phase shift, amplitude shift and frequency shift keying. Minimum shift keying. Modulation & Demodulation.
Unit-3 Error Probability in Digital Modulation: Calculation of error probabilities for PSK, ASK, FSK & MSK techniques.
Unit-4 Information Theory: Amount of Information, Average Information, Entropy, Information rate, Increase in Average information per bit by coding, Shannon's Theorem and Shannon's bound,
Capacity of a Gaussian Channel, BW-S/N trade off, Orthogonal signal transmission.
Unit-5 Coding: Coding of Information, Hamming code, Single Parity-Bit Code, Linear Block code,
cyclic code & convolutional code.

Reference/Suggested Books
1. H. Taub & D.L. Schilling-"Principles of Communication Systems", Tata Mc-Graw Hill.
2. Simon Haykin-"Communication Systems", John Wiley & Sons.
3. Proakis –“Digital Communication”, Mc-Graw Hill.
4. Sklar – “Digital Communication”, Pearson Education.
5. P. Chakrabarti – “Principles of Digital Communications”, Danpatrai & Sons.
6. K. Sam Shanmugam – “Digital and Analog Communication System”, John Wiley Sons.
7. Lathi, B.P. / “Modern Digital &Analog Communication System” /Oxford Press.
8. A.B. Carlson / “Digital Communication Systems”, Tata McGraw-Hill.