Frequency dependency analysis for differential capacitive sensor

A differential capacitive sensing technique is discussed in this paper. The differential capacitive sensing circuit is making use of a single power supply. The design focus for this paper is on the excitation frequency dependency analysis to the circuit. Theory of the differential capacitive sensor...

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Main Authors:	Che Mustapha, Nurul Arfah, Alam, A. H. M. Zahirul, Khan, Sheroz, Azam, Amelia Wong
Format:	Article
Language:	English English
Published:	Universitas Ahmad Dahlan in collaboration with IAES Indonesia Section 2019
Subjects:	TK Electrical engineering. Electronics Nuclear engineering
Online Access:	http://irep.iium.edu.my/74619/ http://irep.iium.edu.my/74619/ http://irep.iium.edu.my/74619/ http://irep.iium.edu.my/74619/7/74619%20Frequency%20dependency%20analysis.pdf http://irep.iium.edu.my/74619/8/74619%20Frequency%20dependency%20analysis%20SCOPUS.pdf

id	iium-74619
recordtype	eprints
spelling	iium-746192019-11-12T06:20:38Z http://irep.iium.edu.my/74619/ Frequency dependency analysis for differential capacitive sensor Che Mustapha, Nurul Arfah Alam, A. H. M. Zahirul Khan, Sheroz Azam, Amelia Wong TK Electrical engineering. Electronics Nuclear engineering A differential capacitive sensing technique is discussed in this paper. The differential capacitive sensing circuit is making use of a single power supply. The design focus for this paper is on the excitation frequency dependency analysis to the circuit. Theory of the differential capacitive sensor under test is discussed and derivation is elaborated. Simulation results are shown and discussed. Next, results improvement has also been shown in this paper for comparison. Test was carried out using frequency from 40 kHz up to 400 kHz. Results have shown output voltage of Vout = 0.07927 Cx + 1.25205 and good linearity of R-squared value 0.99957 at 200 kHz. Potential application for this capacitive sensor is to be used for energy harvesting for its potential power supply. Universitas Ahmad Dahlan in collaboration with IAES Indonesia Section 2019-09 Article PeerReviewed application/pdf en http://irep.iium.edu.my/74619/7/74619%20Frequency%20dependency%20analysis.pdf application/pdf en http://irep.iium.edu.my/74619/8/74619%20Frequency%20dependency%20analysis%20SCOPUS.pdf Che Mustapha, Nurul Arfah and Alam, A. H. M. Zahirul and Khan, Sheroz and Azam, Amelia Wong (2019) Frequency dependency analysis for differential capacitive sensor. Bulletin of Electrial Engineering and Informatics, 8 (3). pp. 789-797. ISSN 2089-3191 E-ISSN 2302-9285 http://www.beei.org/index.php/EEI/article/view/1524/1140 10.11591/eei.v8i3.1524
repository_type	Digital Repository
institution_category	Local University
institution	International Islamic University Malaysia
building	IIUM Repository
collection	Online Access
language	English English
topic	TK Electrical engineering. Electronics Nuclear engineering
spellingShingle	TK Electrical engineering. Electronics Nuclear engineering Che Mustapha, Nurul Arfah Alam, A. H. M. Zahirul Khan, Sheroz Azam, Amelia Wong Frequency dependency analysis for differential capacitive sensor
description	A differential capacitive sensing technique is discussed in this paper. The differential capacitive sensing circuit is making use of a single power supply. The design focus for this paper is on the excitation frequency dependency analysis to the circuit. Theory of the differential capacitive sensor under test is discussed and derivation is elaborated. Simulation results are shown and discussed. Next, results improvement has also been shown in this paper for comparison. Test was carried out using frequency from 40 kHz up to 400 kHz. Results have shown output voltage of Vout = 0.07927 Cx + 1.25205 and good linearity of R-squared value 0.99957 at 200 kHz. Potential application for this capacitive sensor is to be used for energy harvesting for its potential power supply.
format	Article
author	Che Mustapha, Nurul Arfah Alam, A. H. M. Zahirul Khan, Sheroz Azam, Amelia Wong
author_facet	Che Mustapha, Nurul Arfah Alam, A. H. M. Zahirul Khan, Sheroz Azam, Amelia Wong
author_sort	Che Mustapha, Nurul Arfah
title	Frequency dependency analysis for differential capacitive sensor
title_short	Frequency dependency analysis for differential capacitive sensor
title_full	Frequency dependency analysis for differential capacitive sensor
title_fullStr	Frequency dependency analysis for differential capacitive sensor
title_full_unstemmed	Frequency dependency analysis for differential capacitive sensor
title_sort	frequency dependency analysis for differential capacitive sensor
publisher	Universitas Ahmad Dahlan in collaboration with IAES Indonesia Section
publishDate	2019
url	http://irep.iium.edu.my/74619/ http://irep.iium.edu.my/74619/ http://irep.iium.edu.my/74619/ http://irep.iium.edu.my/74619/7/74619%20Frequency%20dependency%20analysis.pdf http://irep.iium.edu.my/74619/8/74619%20Frequency%20dependency%20analysis%20SCOPUS.pdf
first_indexed	2023-09-18T21:45:38Z
last_indexed	2023-09-18T21:45:38Z
_version_	1777413430965174272

Frequency dependency analysis for differential capacitive sensor

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