Broadband Equal Power Divider

Abstract This paper presents the design of broadband two way equal power divider in microstrip medium with defected ground structure suitable for broadband communication systems. Quarter wave broadside coupled lines are used in the place of conventional transformers widely used in the popular Wilkin...

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Main Authors: D. Packiaraj, M. Ramesh, A. T. Kalghatgi
Format: Article
Language:English
Published: Sociedade Brasileira de Microondas e Optoeletrônica; Sociedade Brasileira de Eletromagnetismo
Series:Journal of Microwaves, Optoelectronics and Electromagnetic Applications
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S2179-10742017000200363&lng=en&tlng=en
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author D. Packiaraj
M. Ramesh
A. T. Kalghatgi
author_facet D. Packiaraj
M. Ramesh
A. T. Kalghatgi
author_sort D. Packiaraj
collection DOAJ
description Abstract This paper presents the design of broadband two way equal power divider in microstrip medium with defected ground structure suitable for broadband communication systems. Quarter wave broadside coupled lines are used in the place of conventional transformers widely used in the popular Wilkinson power dividers. The proposed power divider structure takes the advantage of top and bottom layers of the microstrip medium to create broadside coupled line configuration using defected ground plane. The floating conductor in the bottom layer plays a critical role in achieving the band select characteristics. Experimental results of two way equal power divider designed using the proposed structure has been verified against the full wave simulations. The isolation between the paths is more than 20dB and the return loss at each port is better than 15dB across the desired band of 3GHz to 8GHz.
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publisher Sociedade Brasileira de Microondas e Optoeletrônica; Sociedade Brasileira de Eletromagnetismo
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spelling doaj.art-29d7df1487744e988b68b1f4bc184d652022-12-21T18:39:43ZengSociedade Brasileira de Microondas e Optoeletrônica; Sociedade Brasileira de EletromagnetismoJournal of Microwaves, Optoelectronics and Electromagnetic Applications2179-107416236337010.1590/2179-10742017v16i2757S2179-10742017000200363Broadband Equal Power DividerD. PackiarajM. RameshA. T. KalghatgiAbstract This paper presents the design of broadband two way equal power divider in microstrip medium with defected ground structure suitable for broadband communication systems. Quarter wave broadside coupled lines are used in the place of conventional transformers widely used in the popular Wilkinson power dividers. The proposed power divider structure takes the advantage of top and bottom layers of the microstrip medium to create broadside coupled line configuration using defected ground plane. The floating conductor in the bottom layer plays a critical role in achieving the band select characteristics. Experimental results of two way equal power divider designed using the proposed structure has been verified against the full wave simulations. The isolation between the paths is more than 20dB and the return loss at each port is better than 15dB across the desired band of 3GHz to 8GHz.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S2179-10742017000200363&lng=en&tlng=enMicrostripPower dividerBroadbandWilkinson
spellingShingle D. Packiaraj
M. Ramesh
A. T. Kalghatgi
Broadband Equal Power Divider
Journal of Microwaves, Optoelectronics and Electromagnetic Applications
Microstrip
Power divider
Broadband
Wilkinson
title Broadband Equal Power Divider
title_full Broadband Equal Power Divider
title_fullStr Broadband Equal Power Divider
title_full_unstemmed Broadband Equal Power Divider
title_short Broadband Equal Power Divider
title_sort broadband equal power divider
topic Microstrip
Power divider
Broadband
Wilkinson
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S2179-10742017000200363&lng=en&tlng=en
work_keys_str_mv AT dpackiaraj broadbandequalpowerdivider
AT mramesh broadbandequalpowerdivider
AT atkalghatgi broadbandequalpowerdivider