presentation of antennaANTENNAReport Aman ( )AUDEN TECHNO. COM.What is antenna?A device is designed for radiating (or receiving) electromagnetic energy. (IEEE)Energy radiating Energy receivingAntennaAUDEN TECHNO. COM.WaveC= 3 x 108 m/secv= cεrv c λ= = f f εrAUDEN TECHNO. COM.Dipole Antenna/4 AC /4AUDEN TECHNO. COM.AUDEN TECHNO. COM.Monopole AntennaActual antenna /4ground /4 Image antennaAUDEN TECHNO. COM.Antenna of Mobile PhoneAntennaMonopole Antenna PCBAUDEN TECHNO. COM.GSM & DCS-Wave lengthGSM(880~960 MHz) Frequency 900 MHzλ / 4 = 83mmλ / 4 = 40mmAUDEN TECHNO. COM.DCS/PCS(1710~1990 MHz) Frequency 1880 MHzAntenna Theory TransmissionLine Theory WaveV.S.W.R Characteristic Impedance….etc. ElectromagneticGain, EIRP, Sensitivity…etc.AUD……
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