18-10-2010, 02:38 PM
seminars presentation by:
DIPANSHU BHARDWAJ
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What is Smart Antenna ?
Concept of SDMA system
Arrange in a particular geometric form
Use few methods to change EM wave pattern
Switched beam system
Adaptive antenna system
Why Smart Antenna
Reduction of transmitter power
Reduction of delay spread
Accurate user position estimation
Rapid growth of wireless communication
Multi-services requirement
Effective usage of frequency band
Classic antennas are omni-directional