Design of a broadband smart antenna / Nur Illyana Ali

The purpose of this project is to design, simulate and fabricate a broadband microstrip smart antenna. The smart antenna is a combination of seven element log periodic antenna with two bandpass filters that operate at microwave frequencies. The log periodic antenna provides a wideband of 700 MHz. Th...

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Main Author: Ali, Nur Illyana
Format: Thesis
Language:English
Published: 2007
Subjects:
Online Access:https://ir.uitm.edu.my/id/eprint/80837/1/80837.pdf
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spelling my-uitm-ir.808372023-11-08T09:57:32Z Design of a broadband smart antenna / Nur Illyana Ali 2007 Ali, Nur Illyana Microstrip antennas The purpose of this project is to design, simulate and fabricate a broadband microstrip smart antenna. The smart antenna is a combination of seven element log periodic antenna with two bandpass filters that operate at microwave frequencies. The log periodic antenna provides a wideband of 700 MHz. The filters operate at the best value of 5.3 GHz and 5.74 GHz given the value of return loss at these frequencies -24.43 dB and -27.864 dB meanwhile Voltage Standing Wave Ratio (VSWR) values at these two points are 1. 112 and 1.224 respectively. The bandpass filters cover 10% of the bandwidth. The microstrip antenna was designed and simulated using GENESYS and measured using Scalar Network Analyzer (SNA). In this design, RT Duroid has been used as a substrate with 0.5 mm height, relative dielectric constant, Er = 2.33 and dielectric loss tangent of 0.001. The measurement results agree well with the results of simulation. 2007 Thesis https://ir.uitm.edu.my/id/eprint/80837/ https://ir.uitm.edu.my/id/eprint/80837/1/80837.pdf text en public degree Universiti Teknologi MARA (UiTM) Faculty of Electrical Engineering Sulaiman, Ahmad Asari
institution Universiti Teknologi MARA
collection UiTM Institutional Repository
language English
advisor Sulaiman, Ahmad Asari
topic Microstrip antennas
spellingShingle Microstrip antennas
Ali, Nur Illyana
Design of a broadband smart antenna / Nur Illyana Ali
description The purpose of this project is to design, simulate and fabricate a broadband microstrip smart antenna. The smart antenna is a combination of seven element log periodic antenna with two bandpass filters that operate at microwave frequencies. The log periodic antenna provides a wideband of 700 MHz. The filters operate at the best value of 5.3 GHz and 5.74 GHz given the value of return loss at these frequencies -24.43 dB and -27.864 dB meanwhile Voltage Standing Wave Ratio (VSWR) values at these two points are 1. 112 and 1.224 respectively. The bandpass filters cover 10% of the bandwidth. The microstrip antenna was designed and simulated using GENESYS and measured using Scalar Network Analyzer (SNA). In this design, RT Duroid has been used as a substrate with 0.5 mm height, relative dielectric constant, Er = 2.33 and dielectric loss tangent of 0.001. The measurement results agree well with the results of simulation.
format Thesis
qualification_level Bachelor degree
author Ali, Nur Illyana
author_facet Ali, Nur Illyana
author_sort Ali, Nur Illyana
title Design of a broadband smart antenna / Nur Illyana Ali
title_short Design of a broadband smart antenna / Nur Illyana Ali
title_full Design of a broadband smart antenna / Nur Illyana Ali
title_fullStr Design of a broadband smart antenna / Nur Illyana Ali
title_full_unstemmed Design of a broadband smart antenna / Nur Illyana Ali
title_sort design of a broadband smart antenna / nur illyana ali
granting_institution Universiti Teknologi MARA (UiTM)
granting_department Faculty of Electrical Engineering
publishDate 2007
url https://ir.uitm.edu.my/id/eprint/80837/1/80837.pdf
_version_ 1783736311925964800