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    3. DIGITAL COMMUNICATION: Beginner Guide

    DIGITAL COMMUNICATION: Beginner Guide

    Posted By: Free butterfly
    Date: 11 Jan 2022 18:44:28
    DIGITAL COMMUNICATION: Beginner Guide

    DIGITAL COMMUNICATION: Beginner Guide by SHYMALA THAMARAI
    English | 2022 | ISBN: N/A | ASIN: B09PV9TNC9 | 154 pages | EPUB | 2.87 Mb

    DIGITAL COMMUNICATION

    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 - the 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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