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Technologies for Wireless Communications & Wireless Data
Networks :
Digital Modulation
Schemes: BPSK, QPSK, PCM, ASK, GMSK, PSK; Error Control
And Coding: Forward error correction, convolution
coding, Error detection; Spread Spectrum: Frequency
Hopping, Direct Sequence; Multiple Access Techniques :
TDMA, FDMA, CDMA; Wireless Data Networks: Blue Tooth,
IEEE 802.11, Hiper LAN, Mobile IP, Wireless Local Loop,
WiMax, Hiper Man
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Wireless Cellular Networks :
The Cellular Concept,
Operation of Cellular Network, Handoff, Power Control,
Cellular Hierarchy, Frequency Planning, Mobile Radio
Propagation effects, Adjacent Interference, Cell
Splitting, Traffic Engineering, 2G systems: GSM systems,
IS- 95 Systems (CDMA ONE), 2.5 G Systems: SMS, WAP,
GPRS, i- mode, 3G systems: IMT-2000, UMTS, CDMA 2000,
W-CDMA, EDGE, 4G.
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Antennas and Radio Wave Propagation for Wireless
Communications:
Antennas: Basic Properties of Antennas, Types of
antennas, Electromagnetic operation of an antenna and
the application of this to aperture antennas, Spatial
Diversity and Multiple Antennas, MIMO Channel Model and
Capacity.
Link Budgets: Noise, Free Space Loss, and Plane Earth
Loss.
Shadowing: Narrow Band Fading and Wide Band
Fading.
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Satellite Communications :
Design of different types of Satellite Systems, Digital
Modulation in Satellite, GPS, Antennas, Link Budgets,
Design of Comms Links, Antennas for Satellite Systems,
Orbital Mechanics, Design principles of Reflector
Antennas as used on satellites, Remote Sensing from
satellites.
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Network
Modeling & Performance :
Network Performance: Teletraffic Engineering,
Performance Evaluation, Traffic Models,
Simulation
Queueing and Traffic Control: Basic Switching, Cell
Scale Queueing, Burst Scale Queueing,
Connection Admission Control, Usage Parameter Control
Performance and Traffic Management:Dimensioning,
Resource Reservation, IP Buffer Management
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Internet Infrastructure :
Physical & Data Link Layer Technologies: Ethernet /
IEEE208.3, Shared Media Access, MAC Addressing,
Ethertype / LLC, Cabling inc 10BaseT, Bridges / Hubs /
Ethernet Switches, PPP, ADSL. Broadband ISDN: ATM
Principles and Architecture, Structure of ATM cells, ATM
protocol layer model. Need for CAC and UPC,
Features of VPI and VCI
switching.
Internet Protocol: IP Packet Structure, Addressing /
Subetting, Routing Tables, Fragmentation,
Address Resolution Protocol, Internet Routing; Domain
Name System.
Host Configuration: DHCP; Future Trends including MPLS.
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Security & Authentication :
Security and Cryptography, Encryption and key based
algorithms, Stream and Block ciphers, Public key
cryptography, Message authentication codes, Hash
functions, MACs, Secure Hash algorithm, Digital
signatures, Authentication protocols. Network Security:
Authentication Applications, Kerberos and X.509,
Electronic Mail and PGP, IP Security, Web security.
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