Stability Analysis and Design of Negative Impedance Converters: application to circuit and small antennas

Negative impedance converters (NICs) have been proposed as structures to improve the performance of RF circuits and electrically small antennas. However, NICs suffer from stability problems. This paper presents a compact procedure to analyze the stability of NICs. Then, the required and sufficient c...

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Main Authors: D. Segovia-Vargas, J.L. Jimenez-Martin, A. Parra-Cerrada, E. Ugarte-Muñoz, L.F. Albarracin-Vargas, V. Gonzalez-Posadas
Format: Article
Language:English
Published: Spolecnost pro radioelektronicke inzenyrstvi 2016-09-01
Series:Radioengineering
Subjects:
Online Access:http://www.radioeng.cz/fulltexts/2016/16_03_0409_0418.pdf
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author D. Segovia-Vargas
J.L. Jimenez-Martin
A. Parra-Cerrada
E. Ugarte-Muñoz
L.F. Albarracin-Vargas
V. Gonzalez-Posadas
author_facet D. Segovia-Vargas
J.L. Jimenez-Martin
A. Parra-Cerrada
E. Ugarte-Muñoz
L.F. Albarracin-Vargas
V. Gonzalez-Posadas
author_sort D. Segovia-Vargas
collection DOAJ
description Negative impedance converters (NICs) have been proposed as structures to improve the performance of RF circuits and electrically small antennas. However, NICs suffer from stability problems. This paper presents a compact procedure to analyze the stability of NICs. Then, the required and sufficient conditions to predict the stability of a negative impedance converter are given. These conditions can be evaluated using standard computer-aided-design software. Finally, a NIC prototype is given to validate and illustrate the presented design procedure, it is also integrated with a printed, blade-type, electrically small monopole in the VHF band.
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last_indexed 2024-12-13T16:46:44Z
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spelling doaj.art-c1f2b0b6795f455aaec61c7bb66833e12022-12-21T23:38:08ZengSpolecnost pro radioelektronicke inzenyrstviRadioengineering1210-25122016-09-01253409418Stability Analysis and Design of Negative Impedance Converters: application to circuit and small antennasD. Segovia-VargasJ.L. Jimenez-MartinA. Parra-CerradaE. Ugarte-MuñozL.F. Albarracin-VargasV. Gonzalez-PosadasNegative impedance converters (NICs) have been proposed as structures to improve the performance of RF circuits and electrically small antennas. However, NICs suffer from stability problems. This paper presents a compact procedure to analyze the stability of NICs. Then, the required and sufficient conditions to predict the stability of a negative impedance converter are given. These conditions can be evaluated using standard computer-aided-design software. Finally, a NIC prototype is given to validate and illustrate the presented design procedure, it is also integrated with a printed, blade-type, electrically small monopole in the VHF band.http://www.radioeng.cz/fulltexts/2016/16_03_0409_0418.pdfNegative Impedance Converter (NIC)Stabilitynetwork Nyquist test. Electrically Small Antennas
spellingShingle D. Segovia-Vargas
J.L. Jimenez-Martin
A. Parra-Cerrada
E. Ugarte-Muñoz
L.F. Albarracin-Vargas
V. Gonzalez-Posadas
Stability Analysis and Design of Negative Impedance Converters: application to circuit and small antennas
Radioengineering
Negative Impedance Converter (NIC)
Stability
network Nyquist test. Electrically Small Antennas
title Stability Analysis and Design of Negative Impedance Converters: application to circuit and small antennas
title_full Stability Analysis and Design of Negative Impedance Converters: application to circuit and small antennas
title_fullStr Stability Analysis and Design of Negative Impedance Converters: application to circuit and small antennas
title_full_unstemmed Stability Analysis and Design of Negative Impedance Converters: application to circuit and small antennas
title_short Stability Analysis and Design of Negative Impedance Converters: application to circuit and small antennas
title_sort stability analysis and design of negative impedance converters application to circuit and small antennas
topic Negative Impedance Converter (NIC)
Stability
network Nyquist test. Electrically Small Antennas
url http://www.radioeng.cz/fulltexts/2016/16_03_0409_0418.pdf
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