EC6501 DIGITAL COMMUNICATION syllabus-subject-notes-pevious-year-questions-papers-bank
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 SAMPLING & QUANTIZATION 9 Low pass sampling – Aliasing- Signal Reconstruction-Quantization - Uniform & non-uniform quantization - quantization noise - Logarithmic Companding of speech signal- PCM - TDM
UNIT II WAVEFORM CODING 9 Prediction filtering and DPCM - Delta Modulation - ADPCM & ADM principles-Linear Predictive Coding
UNIT III BASEBAND TRANSMISSION 9 Properties of Line codes- Power Spectral Density of Unipolar / Polar RZ & NRZ – Bipolar NRZ - Manchester- ISI – Nyquist criterion for distortionless transmission – Pulse shaping – Correlative coding - Mary schemes – Eye pattern - 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 - Vitterbi Decoder
OUTCOMES: Upon completion of the course, students will 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
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.
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 SAMPLING & QUANTIZATION 9 Low pass sampling – Aliasing- Signal Reconstruction-Quantization - Uniform & non-uniform quantization - quantization noise - Logarithmic Companding of speech signal- PCM - TDM
UNIT II WAVEFORM CODING 9 Prediction filtering and DPCM - Delta Modulation - ADPCM & ADM principles-Linear Predictive Coding
UNIT III BASEBAND TRANSMISSION 9 Properties of Line codes- Power Spectral Density of Unipolar / Polar RZ & NRZ – Bipolar NRZ - Manchester- ISI – Nyquist criterion for distortionless transmission – Pulse shaping – Correlative coding - Mary schemes – Eye pattern - 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 - Vitterbi Decoder
OUTCOMES: Upon completion of the course, students will 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
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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