Mobile and Cellular Communication5. Unit-5
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Mobile and Cellular Communication SyllabusUNIT – I Introduction to Mobile and Wireless Devices: Mobile and wireless devices, history, Applications, Wireless transmission, frequencies for radio transmission, regulations, signals, antennas, signal propagation, multiplexing, modulation, Wireless LANs and Wireless WANs, spread spectrum, FHSS and DSSS Spread Spectrum Technology; cellular systems, Medium Access Control, specialized MAC; Problems in wireless communications, Various Multiple Access Techniques, Vocoding. UNIT – II Telecommunications and Broadcast Systems: GSM; Mobile services, System architecture, GSM subsystems, GSM communication frame, localization and calling, handover, security, new data services; Satellite systems, applications, GEO, LEO, MEO, routing, localization, handover; Broadcast systems, cyclic repetition of data. UNIT – III Wireless Networks and other 3G Technologies: Wireless LAN, Infrared v/s radio transmission; Infrastructure and adhoc networks, IEEE 802.11, architecture (details of protocol not required); DFWMAC schemes, MAC frames, MAC management, Roaming; HIPERLAN (just basics, frame and protocol details not required); Bluetooth, applications, physical layer, modes, MAC layer, packet format, networking, security, Link Management, Brief discussions (frame details and protocols not required) on GPRS, DECT, TETRA, UMTS, IMT-2000; CDPD. UNIT – IV Mobile Network and Transport Layers: Mobile Network Layer; requirements, entities, IP packet delivery, agent advertisement and discovery, registration, encapsulation and tunneling, optimization, messages, reverse tunneling, IPv6, DHCP; Mobile IP, DHCP, Adhoc networks; Mobile Transport Layer; Traditional TCP, Indirect TCP, Snooping TCP, Mobile TCP; Fast transmit/fast recovery, transmission/time out freezing, selective retransmission, transaction oriented TCP. UNIT – V Signaling and Intelligent Networks: Signaling: Introduction, Out of Band Signaling, Signaling Network Architecture, Basic Signaling Architecture, SS7 Link Types, Basic Call Setup, Database query, SS7 Protocol Layers, SS7 Addressing, Signal unit Structure, Functions of Signaling Units, Intelligent Networks: Network Evolution, Benefits of Intelligent Network, AIN Releases, AIN Release 1 Architecture, The Call Model, AIN Release 0, AIN Release 0.1, AIN Release 0.2, AIN Service creation, AIN Services. |