notes For RGPV Bhopal CBCS CBGS Students

  • Wireless Communication (EC-7005)

    Wireless Communication (EC-7005) RGPV notes CBGS Bachelor of engineering


    UNIT 1:
    Applications and requirements of wireless services: history, types of services, requirements for the services, economic and social aspects.
    Technical challenges in wireless communications: multipath propagation, spectrum limitations, limited energy, user mobility, noise and interference-limited systems.
    Propagation mechanism: free space loss, reflection and transmission, diffraction, scattering by rough surfaces, wave guiding.

    UNIT 2:
    Wireless Propagation channels
    Statistical description of the wireless channel: time invariant and variant two path models, small-scale fading with and without a dominant component, Doppler spectra, temporal dependence of fading, large scale fading.
    Wideband and directional channel characteristics: causes of delay dispersion, system theoretic description of wireless channels, WSSUS model, condensed parameters, ultra wideband channels, directional description.

    UNIT 3:
    Channel models:
    Narrowband, wideband and directional models, deterministic channel-modeling methods.
    Channel sounding: Introduction, time domain measurements, frequency domain analysis, modified measurement methods, directionally resolved measurements.
    Antennas: Introduction, antennas for mobile stations, antennas for base stations.

    UNIT 4:
    Transceivers and signal processing: Structure of a wireless communication link: transceiver block structure, simplified models. Modulation formats, demodulator structure, error probability in AWGN channels, error probability in flat-fading channels, error probability in delay and frequency-dispersive fading channels.

    UNIT 5:
    Diversity: Introduction, microdiversity, macrodiversity and simulcast, combination of signals, error probability in fading channels with diversity reception, transmit diversity.
    Equalizers: Introduction, linear equalizers, decision feedback equalizers, maximum likelihood sequence estimation (Viterbi detector), comparison of equalizer structures, fractional spaced equalizers, blind equalizers.


    Books Recommended

    1. Molisch: Wireless Communications, Wiley India.
    2. Taub and Schilling: Principles of Communication Systems, TMH.
    3. Haykin: Mordern Wireless Communication, Pearson Education.
    4. Upena Dalal: Wireless Communication, Oxford University Press.
    5. Rappaport: Wireless Communication, Pearson Education.
    6. Price: Wireless Communication and Networks, TMH.
    7. Palanivelu and Nakkereeran : Wireless and Mobile Communication, PHI Learning.
    8. Chidambara Nathan: Wireless Communication, PHI Learning.

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