Wireless Communication Systems and Networks

Wireless Communication

  • Wireless Signal Propagation
  • Soft and Hard handoff
  • GSM Technology and its features
  • 3G & 4G technology
  • CDMA/FDMA/TDMA/OFDMA
  • TDD/FDD
  • Microcell/PicoCell/FemtoCell
  • Co-Channel
  • Frequency Reuse
  • Shannon Capacity / Sampling Theorem
  • Modulation Techniques
  • Transmission Medium
  • Sinewave Factor
  • Shadowing, Path loss, Fading (Rayleigh, Rician), Diversity
  • Antennas: Omnidirectional / Dipole / Bi-Direction and Directional
  • Antennas
  • Channel Coding / Grey Coding / Turbo Code
  • MIMO
  • Multiplexing
  • Function of BTS / HLR / VLR / AUC in mobile technology and its operation
  • Energy bit per rate, symbol transmission rate
  • Signal Propagation
  • Medium of the wireless Communication
Communication Networks

  • OSI Layers and Applications of each layer
  • Address Resolution Protocol
  • DSL Family, ADSL, HDSL, etc.
  • Embedded Links
  • DSLAM
  • Full Duplex / Half Duplex / Simplex
  • Host Name and IP Addresses
  • Routers, Switches, Routing Tables
  • IP Addresses and Classes of IP Addresses
  • Access Control List (to accept and discard the messages)
  • TCP / UDP protocols
  • DDP, IP and IPX Protocols
  • FDDI, B8ZS, V.35, V.24, RJ45 and RJ11 etc.
  • Connection-less and Connection oriented Protocols