EC8501 - DIGITAL COMMUNICATION (Syllabus) 2017-regulation Anna University

EC8501 - DIGITAL COMMUNICATION (Syllabus) 2017-regulation Anna University

EC8501

DIGITAL COMMUNICATION

 LPTC
3003

OBJECTIVES:
• To know the principles of sampling & quantization
• To study the various waveform coding schemes
• To learn the various baseband transmission schemes
• To understand the various band pass signaling schemes
• To know the fundamentals of channel coding

UNIT I

INFORMATION THEORY

9
Discrete Memoryless source, Information, Entropy, Mutual Information - Discrete Memoryless channels – Binary Symmetric Channel, Channel Capacity - Hartley - Shannon law - Source coding theorem - Shannon - Fano & Huffman codes.

UNIT II

WAVEFORM CODING & REPRESENTATION

9
Prediction filtering and DPCM - Delta Modulation - ADPCM & ADM principles-Linear Predictive Coding- Properties of Line codes- Power Spectral Density of Unipolar / Polar RZ & NRZ – Bipolar NRZ - Manchester


UNIT III

BASEBAND TRANSMISSION & RECEPTION

9
ISI – Nyquist criterion for distortion less transmission – Pulse shaping – Correlative coding - Eye pattern – Receiving Filters- Matched Filter, Correlation receiver, Adaptive Equalization

UNIT IV

DIGITAL MODULATION SCHEME

9
Geometric Representation of signals - Generation, detection, PSD & BER of Coherent BPSK, BFSK & QPSK - QAM - Carrier Synchronization - Structure of Non-coherent Receivers - Principle of DPSK.

UNIT V

ERROR CONTROL CODING

9
Channel coding theorem - Linear Block codes - Hamming codes - Cyclic codes - Convolutional codes - Viterbi Decoder.

TOTAL: 45 PERIODS

OUTCOMES: Upon completion of the course, the student should be able to
• Design PCM systems
• Design and implement base band transmission schemes
• Design and implement band pass signaling schemes
• Analyze the spectral characteristics of band pass signaling schemes and their noise performance
• Design error control coding schemes

TEXT BOOK:
1. S. Haykin, ―Digital Communications‖, John Wiley, 2005 (Unit I –V)

REFERENCES:
1. B. Sklar, ―Digital Communication Fundamentals and Applications‖, 2nd Edition, Pearson Education, 2009
2. B.P.Lathi, ―Modern Digital and Analog Communication Systems‖ 3rd Edition, Oxford University Press 2007.
3. H P Hsu, Schaum Outline Series - ―Analog and Digital Communications‖, TMH 2006
4. J.G Proakis, ―Digital Communication‖, 4th Edition, Tata Mc Graw Hill Company, 2001.
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