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Wireless Communication Course Code EE 48O Instructor Muddathir Qamar.

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Presentation on theme: "Wireless Communication Course Code EE 48O Instructor Muddathir Qamar."— Presentation transcript:

1 Wireless Communication Course Code EE 48O Instructor Muddathir Qamar

2 Reference books Introduction to Wireless Systems by P. Mohana Shankar. John Wiley & Sons, 2002 Wireless communications and networks second edition by William Stallings

3 Brief Outline Overview of Wireless Systems Propagation Characteristics, Large Scale Fading, Small Scale Fading, Path Loss Models, Channel Modeling Cell Shapes, Cell splitting, Interferences Time Division Multiple Access, Frequency Division Multiple Access Code Division Multiple Access, Study and overview of different Cellular technologies like AMPS, GSM and CDMA Analysis for Satellite Communications A wireless Communication technology for the communication of computers. Study of its implementation as LAN.

4 Wireless The term wireless is normally used to refer to any type of electrical or electronic operation which is accomplished without the use of a "hard wired" connection.electricalelectronic Wireless communication is the transfer of information over a distance without the use of electrical conductors or "wires".[1]wires[1] The distances involved may be short (a few meters as in television remote control) or very long (thousands or even millions of kilometers for radio communications).

5 Wireless The term is often simply shortened to "wireless". Wireless communications is generally considered to be a branch of telecommunications.telecommunications The term wireless technology is generally used for mobile IT equipment. It encompasses cellular telephones, personal digital assistants (PDAs), and wireless networking.ITcellular telephonespersonal digital assistants wireless networking Other examples of wireless technology include GPS units, garage door openers and or garage doors, wireless computer mice and keyboards, satellite television and cordless telephones.GPSgarage door openers and or garage doorscomputer micekeyboardssatellite televisiontelephones

6 Broadband Wireless Technology Higher data rates obtainable with broadband wireless technology Graphics, video, audio Shares same advantages of all wireless services: convenience and reduced cost Service can be deployed faster than fixed service No cost of cable plant Service is mobile, deployed almost anywhere

7 Limitations and Difficulties of Wireless Technologies Wireless is convenient and less expensive Limitations and political and technical difficulties inhibit wireless technologies Lack of an industry-wide standard Device limitations E.g., small LCD on a mobile telephone can only displaying a few lines of text E.g., browsers of most mobile wireless devices use wireless markup language (WML) instead of HTML


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