Recent trends in advanced industrial communication systems

Some of the ADVANCED COMMUNICATION SYSTEM topics are given below.What are Recent trends in advanced industrial communication systems ?
What about advanced industrial wireless communications ?

UNIT 1:
Spread Spectrum Modulation: Introduction, frequency hopping multiple access, CDMA, cellular CDMA systems, multi user detection, time hopping impulse radio.

UNIT 2:
Introduction, principle of OFDM, implementation of transceivers, frequency-selective channels, channel estimation, peak to average power ratio, inter carrier interference, adaptive modulation and capacity, multiple access, multi carrier code division multiple access, single carrier modulation with frequency-domain equalization.

UNIT 3:
Multi antenna system: smart antennas, multiple input multiple output systems, multi user MIMO.

UNIT 4:
Problem description, cognitive transceiver architecture, principle of interweaving, spectrum sensing, spectrum management, spectrum sharing, overlay, underlay.

UNIT 5:
Introduction and motivation, fundamentals of relaying, relaying with multiple parallel relays, routing and resource allocation in multi hop networks, routing and resource allocation in collaborative networks, applications, network coding.
 
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