EC6501 Digital Communication Syllabus Notes Question Bank with Answers

Anna University EC6501 Digital Communication Notes Syllabus 2 marks with answers Part A Question Bank with answers

Anna University EC6501 Digital Communication Syllabus Notes 2 marks with answer is provided below. EC6501 Notes Syllabus all 5 units notes are uploaded here. EC6501 IP Syllabus notes download link is provided and students can download the EC6501 Syllabus and Lecture Notes and can make use of it.

Click below link to download EC6501 Digital Communication Study Materials .

EC6501 DIGITAL COMMUNICATION SYLLABUS REGULATION 2013

UNIT I SAMPLING & QUANTIZATION

Low pass sampling – Aliasing- Signal Reconstruction-Quantization - Uniform & non-uniform quantization - quantization noise - Logarithmic Companding of speech signal- PCM - TDM.

UNIT II WAVEFORM CODING

Prediction filtering and DPCM - Delta Modulation - ADPCM & ADM principles-Linear Predictive Coding

UNIT III BASEBAND TRANSMISSION

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

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

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

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