novel dcs antenna

7/24/2019 Novel DCS Antenna

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Novel DCS Transmitter and

Receiver Antennas


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Abstract

Design a transmitter and receiver antennas to operate

over Digital Communication System band(1800MHZ)

!ransmitter "ideband linear array antenna impedanceband#idt$ is 1%& ''H

*eceiver antenna impedance band#idt$ is

(1%10& 1880MH )


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+ntroduction& !ransmitter antenna

An array antenna #it$ a sub&radiators provide lo#&sidelobe

,an beam

-on&parasitic grounded re,lector broad banding impedance

matc$ing

.urt$er developed by using t$e combination o, Dolp$/

!sc$ebysc$e,, array #it$ planar monopoles

Array con,iguration allo#s control o, t$e H&plane &d

beam#idt$s #it$ t$e usual ,ront&to&bac2 lobe reduction


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+ntroduction& *eceiver Antenna

Handsets are designed to provide an increasing number o,

applications

+mpedance matc$3 radiation e,,iciency3 and radiation pattern3 are

a,,ected by t$e presence o, t$e ob4ects located in t$e vicinity o, t$e

antenna

+nteraction bet#een t$e mobile p$one antenna and t$e surrounding

components is inevitable

+n t$is #or23 antenna is designed ,or mobile p$one applications3

DCS (1%10/1880 MH)


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+ntroduction contd5

+n t$is pro4ect

An array o, monopole antennas $as been used as transmitter antenna and

6lanar +nverted . antenna(6+.A) as receiver antenna


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6roposed .eed -et#or2 ,or !ransmitter

Antenna


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6roposed .eed -et#or2 ,or !ransmitter

Antenna


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*eturn 7oss o, 6roposed .eed -et#or2 ,or

!ransmitter Antenna


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6roposed !ransmitter Antenna


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6roposed !ransmitter Antenna& layout #indo#


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*eturn 7oss o, 6roposed !ransmitter Antenna


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ain o, 6roposed !ransmitter Antenna


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S"* o, 6roposed !ransmitter Antenna


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Antenna parameters o, 6roposed !ransmitter

Antenna


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D *adiation pattern o, 6roposed !ransmitter Antenna


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'D *adiation pattern o, 6roposed !ransmitter Antenna

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novel dcs antenna

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