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DESIGN OF ELECTRICALLY RECONFIGURABLE MICROSTRIP BASED BANDPASS FILTER

Microwave filters are important components in vary electronic systems, for example satellite communications, cellular radio and radar. Microstrip is a type of electrical transmission line or filter technology that is fabricated on printed circuit board (PCB) which is use to convey microwave freque...

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Main Author: YOON, CHIEK XIN
Format: Final Year Project
Language:English
Published: IRC 2019
Online Access:http://utpedia.utp.edu.my/20142/1/FYP%20Final%20Dissertation.pdf
http://utpedia.utp.edu.my/20142/
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spelling my-utp-utpedia.201422019-12-20T16:13:58Z http://utpedia.utp.edu.my/20142/ DESIGN OF ELECTRICALLY RECONFIGURABLE MICROSTRIP BASED BANDPASS FILTER YOON, CHIEK XIN Microwave filters are important components in vary electronic systems, for example satellite communications, cellular radio and radar. Microstrip is a type of electrical transmission line or filter technology that is fabricated on printed circuit board (PCB) which is use to convey microwave frequency signals. Microstrip is less expensive, lighter and compact compare to the traditional waveguide and coaxial cable. A reconfigurable microstrip based bandpass filter is an electrical transmission line which the bandwidth and the center frequency and can be vary continuously are essential. Reconfigurable filters are an excellent solution for many military and commercial applications because of its ability to vary the bandwidth and center frequency of radio frequency system continuously without requiring filter banks that support multiple frequency with switch which is bulky and expensive. A series of mathematical calculations are conducted for modelling of electrically reconfigurable microstrip based bandpass filter. Next, the design of ideal and microstrip circuit simulated in ADS software have a good agreement. The results of reflection coefficient, S11 is less than 15dB in the passband. Then, varactor modeling of SMV1247-079LF is conducted. The varactor diode gives capacitance of 2.11 pF to 1.74 pF while supplying 1.89 V to 2.06 V reversed voltage. Reconfigurable microstrip based bandpass filter is achieved by using SMV1247-079LF varactor diode as tuning element to vary the center frequency from 980 MHz to 1020 MHz while varying the supplied reversed voltage and capacitance of varactor diode from 2.11 pF to 1.74 pF and 1.89 V to 2.06 V respectively. The scope of study of this project includes designing the parameters for an electrically reconfigurable microstrip based bandpass filter uses varactor diodes as tuning elements. On the other hand, the scope of study also includes the variation of capacitance value of varactor diode when different reverse bias voltage is applied. In order to complete the project by achieving all the objectives, research methodology and prototype design flow is constructed. IRC 2019-01 Final Year Project NonPeerReviewed application/pdf en http://utpedia.utp.edu.my/20142/1/FYP%20Final%20Dissertation.pdf YOON, CHIEK XIN (2019) DESIGN OF ELECTRICALLY RECONFIGURABLE MICROSTRIP BASED BANDPASS FILTER. IRC, Universiti Teknologi PETRONAS. (Submitted)
institution Universiti Teknologi Petronas
building UTP Resource Centre
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Teknologi Petronas
content_source UTP Electronic and Digitized Intellectual Asset
url_provider http://utpedia.utp.edu.my/
language English
description Microwave filters are important components in vary electronic systems, for example satellite communications, cellular radio and radar. Microstrip is a type of electrical transmission line or filter technology that is fabricated on printed circuit board (PCB) which is use to convey microwave frequency signals. Microstrip is less expensive, lighter and compact compare to the traditional waveguide and coaxial cable. A reconfigurable microstrip based bandpass filter is an electrical transmission line which the bandwidth and the center frequency and can be vary continuously are essential. Reconfigurable filters are an excellent solution for many military and commercial applications because of its ability to vary the bandwidth and center frequency of radio frequency system continuously without requiring filter banks that support multiple frequency with switch which is bulky and expensive. A series of mathematical calculations are conducted for modelling of electrically reconfigurable microstrip based bandpass filter. Next, the design of ideal and microstrip circuit simulated in ADS software have a good agreement. The results of reflection coefficient, S11 is less than 15dB in the passband. Then, varactor modeling of SMV1247-079LF is conducted. The varactor diode gives capacitance of 2.11 pF to 1.74 pF while supplying 1.89 V to 2.06 V reversed voltage. Reconfigurable microstrip based bandpass filter is achieved by using SMV1247-079LF varactor diode as tuning element to vary the center frequency from 980 MHz to 1020 MHz while varying the supplied reversed voltage and capacitance of varactor diode from 2.11 pF to 1.74 pF and 1.89 V to 2.06 V respectively. The scope of study of this project includes designing the parameters for an electrically reconfigurable microstrip based bandpass filter uses varactor diodes as tuning elements. On the other hand, the scope of study also includes the variation of capacitance value of varactor diode when different reverse bias voltage is applied. In order to complete the project by achieving all the objectives, research methodology and prototype design flow is constructed.
format Final Year Project
author YOON, CHIEK XIN
spellingShingle YOON, CHIEK XIN
DESIGN OF ELECTRICALLY RECONFIGURABLE MICROSTRIP BASED BANDPASS FILTER
author_facet YOON, CHIEK XIN
author_sort YOON, CHIEK XIN
title DESIGN OF ELECTRICALLY RECONFIGURABLE MICROSTRIP BASED BANDPASS FILTER
title_short DESIGN OF ELECTRICALLY RECONFIGURABLE MICROSTRIP BASED BANDPASS FILTER
title_full DESIGN OF ELECTRICALLY RECONFIGURABLE MICROSTRIP BASED BANDPASS FILTER
title_fullStr DESIGN OF ELECTRICALLY RECONFIGURABLE MICROSTRIP BASED BANDPASS FILTER
title_full_unstemmed DESIGN OF ELECTRICALLY RECONFIGURABLE MICROSTRIP BASED BANDPASS FILTER
title_sort design of electrically reconfigurable microstrip based bandpass filter
publisher IRC
publishDate 2019
url http://utpedia.utp.edu.my/20142/1/FYP%20Final%20Dissertation.pdf
http://utpedia.utp.edu.my/20142/
_version_ 1739832718744616960
score 13.211869

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