Objectives
Outcomes
Unit – I
Introduction to Wireless Networks – Applications – History – Simplified Reference Model – Wireless transmission – Frequencies – Signals – Antennas – Signal propagation – Multiplexing – Modulation – Spread spectrum – Cellular Systems.
Unit – II
MAC – Motivation – SDMA, FDMA, TDMA, CDMA –Telecommunication Systems – GSM – DECT – TETRA – UMTS – IMT-2000.
Unit – III
Wireless LAN – Infrared Vs Radio transmission – Infrastructure – Adhoc Network – 802.11 – HIPERLAN – Bluetooth – Mobile Network Layer – Mobile IP – Dynamic Host Configuration Protocol.
Unit – IV
Adhoc Networks – Mobile Transport Layer – Traditional TCP – Indirect TCP – Snooping TCP – Mobile TCP – Fast retransmit / Fast recovery – Transmission / Time-out freezing – Selective retransmission – Transaction Oriented TCP.
Unit – V
Support for Mobility – File Systems – WWW – Wireless Application Protocol.