Design of Impedance Matching Network for Low-Power, Ultra-Wideband Applications

This paper addresses the design of ultra-wideband (UWB) impedance matching networks operating in the unlicensed 3.1–10.6 GHz frequency band for low-power applications. It improves the simplified real frequency technique (SRFT) by adding a realizability check and employing an iterative approach with...

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Main Authors: Sepideh Hassani, Chih-Hung Chen, Natalia K. Nikolova
Format: Article
Language:English
Published: MDPI AG 2024-03-01
Series:Journal of Low Power Electronics and Applications
Subjects:
Online Access:https://www.mdpi.com/2079-9268/14/1/16
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author Sepideh Hassani
Chih-Hung Chen
Natalia K. Nikolova
author_facet Sepideh Hassani
Chih-Hung Chen
Natalia K. Nikolova
author_sort Sepideh Hassani
collection DOAJ
description This paper addresses the design of ultra-wideband (UWB) impedance matching networks operating in the unlicensed 3.1–10.6 GHz frequency band for low-power applications. It improves the simplified real frequency technique (SRFT) by adding a realizability check and employing an iterative approach with different initial guesses in optimization to achieve realizable solutions under the requirements of UWB, low-power consumption, and a minimum number of circuit components. The comparison of solutions obtained using the SRFT with published solutions based on the Chebyshev filter theory is presented. It is shown that the optimal SRFT solution requires fewer components in the impedance matching network, maximizes the RF power delivery over the UWB spectrum with a reflection coefficient below −10 dB, and allows for circuit optimization to reduce power consumption. Using the improved SRFT, it demonstrates a systematic approach to find the strategies and limitations of designing the input matching networks for low-power UWB applications using GlobalFoundries 90 nm BiCMOS technology.
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spelling doaj.art-758a211b50bf4ef6a495f62bd15531d62024-03-27T13:48:59ZengMDPI AGJournal of Low Power Electronics and Applications2079-92682024-03-011411610.3390/jlpea14010016Design of Impedance Matching Network for Low-Power, Ultra-Wideband ApplicationsSepideh Hassani0Chih-Hung Chen1Natalia K. Nikolova2Department of Electrical and Computer Engineering, McMaster University, Hamilton, ON L8S 4L8, CanadaDepartment of Electrical and Computer Engineering, McMaster University, Hamilton, ON L8S 4L8, CanadaDepartment of Electrical and Computer Engineering, McMaster University, Hamilton, ON L8S 4L8, CanadaThis paper addresses the design of ultra-wideband (UWB) impedance matching networks operating in the unlicensed 3.1–10.6 GHz frequency band for low-power applications. It improves the simplified real frequency technique (SRFT) by adding a realizability check and employing an iterative approach with different initial guesses in optimization to achieve realizable solutions under the requirements of UWB, low-power consumption, and a minimum number of circuit components. The comparison of solutions obtained using the SRFT with published solutions based on the Chebyshev filter theory is presented. It is shown that the optimal SRFT solution requires fewer components in the impedance matching network, maximizes the RF power delivery over the UWB spectrum with a reflection coefficient below −10 dB, and allows for circuit optimization to reduce power consumption. Using the improved SRFT, it demonstrates a systematic approach to find the strategies and limitations of designing the input matching networks for low-power UWB applications using GlobalFoundries 90 nm BiCMOS technology.https://www.mdpi.com/2079-9268/14/1/16ultra-wideband (UWB)impedance matching networksimplified real frequency technique
spellingShingle Sepideh Hassani
Chih-Hung Chen
Natalia K. Nikolova
Design of Impedance Matching Network for Low-Power, Ultra-Wideband Applications
Journal of Low Power Electronics and Applications
ultra-wideband (UWB)
impedance matching network
simplified real frequency technique
title Design of Impedance Matching Network for Low-Power, Ultra-Wideband Applications
title_full Design of Impedance Matching Network for Low-Power, Ultra-Wideband Applications
title_fullStr Design of Impedance Matching Network for Low-Power, Ultra-Wideband Applications
title_full_unstemmed Design of Impedance Matching Network for Low-Power, Ultra-Wideband Applications
title_short Design of Impedance Matching Network for Low-Power, Ultra-Wideband Applications
title_sort design of impedance matching network for low power ultra wideband applications
topic ultra-wideband (UWB)
impedance matching network
simplified real frequency technique
url https://www.mdpi.com/2079-9268/14/1/16
work_keys_str_mv AT sepidehhassani designofimpedancematchingnetworkforlowpowerultrawidebandapplications
AT chihhungchen designofimpedancematchingnetworkforlowpowerultrawidebandapplications
AT nataliaknikolova designofimpedancematchingnetworkforlowpowerultrawidebandapplications