Optimum Electromagnetic Modelling of RF MEMS Switches

Radio frequency microelectromechanical systems (RF MEMS) switch technology may have the potential to replace semiconductor technology in future communication systems as well as communication satellites, wireless and mobile phones. RF MEMS switches are being developed for low insertion loss, high iso...

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Main Authors: Mehadi Hasan Ziko, Ants Koel
Format: Article
Language:English
Published: Kaunas University of Technology 2018-10-01
Series:Elektronika ir Elektrotechnika
Subjects:
Online Access:http://eejournal.ktu.lt/index.php/elt/article/view/21842
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author Mehadi Hasan Ziko
Ants Koel
author_facet Mehadi Hasan Ziko
Ants Koel
author_sort Mehadi Hasan Ziko
collection DOAJ
description Radio frequency microelectromechanical systems (RF MEMS) switch technology may have the potential to replace semiconductor technology in future communication systems as well as communication satellites, wireless and mobile phones. RF MEMS switches are being developed for low insertion loss, high isolation loss and high linearity that are required over a broad frequency band application. In wireless mobile communication systems, microstrip transmission lines (t-line) have received attention for their attractive benefits such as low profile, light weight, and easy fabrication. The present work has thus been to explore the design and modelling of low loss RF MEMS switches implemented in a microstrip discontinuity t-line configuration. The electromagnetic modelling of an RF MEMS switch with a microstrip line is presented with a simple analytical model to determine the scattering parameters. This study shows that an RF MEMS switch with a microstrip t-line provided less than 0.01 dB–0.05 dB insertion loss for 50 GHz frequency. Moreover, there is an isolation loss of 50 dB over frequencies up to 50 GHz frequency. This low insertion and high isolation loss in the single beam RF MEMS switch with a microstrip discontinuity t-line contributes to configuring a low loss transmission line for RF communication. DOI: http://dx.doi.org/10.5755/j01.eie.24.5.21842
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spelling doaj.art-cf5a2b1ca7f44da99c52c3c4a7453f402022-12-22T01:57:49ZengKaunas University of TechnologyElektronika ir Elektrotechnika1392-12152029-57312018-10-01245465010.5755/j01.eie.24.5.2184221842Optimum Electromagnetic Modelling of RF MEMS SwitchesMehadi Hasan ZikoAnts KoelRadio frequency microelectromechanical systems (RF MEMS) switch technology may have the potential to replace semiconductor technology in future communication systems as well as communication satellites, wireless and mobile phones. RF MEMS switches are being developed for low insertion loss, high isolation loss and high linearity that are required over a broad frequency band application. In wireless mobile communication systems, microstrip transmission lines (t-line) have received attention for their attractive benefits such as low profile, light weight, and easy fabrication. The present work has thus been to explore the design and modelling of low loss RF MEMS switches implemented in a microstrip discontinuity t-line configuration. The electromagnetic modelling of an RF MEMS switch with a microstrip line is presented with a simple analytical model to determine the scattering parameters. This study shows that an RF MEMS switch with a microstrip t-line provided less than 0.01 dB–0.05 dB insertion loss for 50 GHz frequency. Moreover, there is an isolation loss of 50 dB over frequencies up to 50 GHz frequency. This low insertion and high isolation loss in the single beam RF MEMS switch with a microstrip discontinuity t-line contributes to configuring a low loss transmission line for RF communication. DOI: http://dx.doi.org/10.5755/j01.eie.24.5.21842http://eejournal.ktu.lt/index.php/elt/article/view/21842insertion lossisolation lossmicrostrip discontinuityrf mems switch.
spellingShingle Mehadi Hasan Ziko
Ants Koel
Optimum Electromagnetic Modelling of RF MEMS Switches
Elektronika ir Elektrotechnika
insertion loss
isolation loss
microstrip discontinuity
rf mems switch.
title Optimum Electromagnetic Modelling of RF MEMS Switches
title_full Optimum Electromagnetic Modelling of RF MEMS Switches
title_fullStr Optimum Electromagnetic Modelling of RF MEMS Switches
title_full_unstemmed Optimum Electromagnetic Modelling of RF MEMS Switches
title_short Optimum Electromagnetic Modelling of RF MEMS Switches
title_sort optimum electromagnetic modelling of rf mems switches
topic insertion loss
isolation loss
microstrip discontinuity
rf mems switch.
url http://eejournal.ktu.lt/index.php/elt/article/view/21842
work_keys_str_mv AT mehadihasanziko optimumelectromagneticmodellingofrfmemsswitches
AT antskoel optimumelectromagneticmodellingofrfmemsswitches