EC8501 Digital Communication Syllabus Notes Question Paper Question Banks with answers Anna University
Anna University Digital Communication Syllabus Notes Question Bank Question Papers Regulation 2017
EC8501 Digital Communication Syllabus Regulation 2017
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
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
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
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 – Viterbi Decoder.
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