A Multiband Monopole Antenna with the Inverted-Trapezoidal CPW Feeding

A multi-band monopole antenna with the improved inverted-trapezoidal coplanar waveguide (CPW) feeding is presented. The antenna has a simple planar structure, and occupies an area of 15 mm × 50 mm. The proposed antenna consists of an improved inverted-trapezoidal CPW-fed patch, and a series of monop...

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Main Authors: Quanqi Zhang, Yuanxin Li, Zhixi Liang, Hong-Zhou Tan, Yunliang Long
Format: Article
Language:English
Published: Wiley 2014-01-01
Series:International Journal of Antennas and Propagation
Online Access:http://dx.doi.org/10.1155/2014/692465
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author Quanqi Zhang
Yuanxin Li
Zhixi Liang
Hong-Zhou Tan
Yunliang Long
author_facet Quanqi Zhang
Yuanxin Li
Zhixi Liang
Hong-Zhou Tan
Yunliang Long
author_sort Quanqi Zhang
collection DOAJ
description A multi-band monopole antenna with the improved inverted-trapezoidal coplanar waveguide (CPW) feeding is presented. The antenna has a simple planar structure, and occupies an area of 15 mm × 50 mm. The proposed antenna consists of an improved inverted-trapezoidal CPW-fed patch, and a series of monopole strips with different length. This monopole antenna utilizes the advantages of the CPW feeding to simplify the structure of the antenna into a single metallic level and achieve high antenna gain. The improved inverted-trapezoidal CPW-fed patch and a meander shorting strip lead to a better impedance matching result and multi-band operation. The experimental results of the proposed antenna are shown and discussed. The antenna generates two wide bands centered at about 900 and 2200 MHz to cover the GSM850/GSM900/DCS/PCS/UMTS/LTE2300/2500 bands and the 2.4 GHz WLAN operation. Meanwhile the antenna covers the 4 G bands of China Telecom (2370–2390 MHz/2635–2655 MHz), China Unicom (2300–2320 MHz/2555–2575 MHz) and China Mobile (1880–1900 MHz/2320–2370 MHz/2575–2635 MHz), too.
format Article
id doaj-art-0ccaab1d8b714b5c974c27e79078b351
institution Kabale University
issn 1687-5869
1687-5877
language English
publishDate 2014-01-01
publisher Wiley
record_format Article
series International Journal of Antennas and Propagation
spelling doaj-art-0ccaab1d8b714b5c974c27e79078b3512025-02-03T01:12:04ZengWileyInternational Journal of Antennas and Propagation1687-58691687-58772014-01-01201410.1155/2014/692465692465A Multiband Monopole Antenna with the Inverted-Trapezoidal CPW FeedingQuanqi Zhang0Yuanxin Li1Zhixi Liang2Hong-Zhou Tan3Yunliang Long4Department of Electronics and Communication Engineering, Sun Yat-Sen University, Guangzhou 510006, ChinaDepartment of Electronics and Communication Engineering, Sun Yat-Sen University, Guangzhou 510006, ChinaDepartment of Electronics and Communication Engineering, Sun Yat-Sen University, Guangzhou 510006, ChinaDepartment of Electronics and Communication Engineering, Sun Yat-Sen University, Guangzhou 510006, ChinaDepartment of Electronics and Communication Engineering, Sun Yat-Sen University, Guangzhou 510006, ChinaA multi-band monopole antenna with the improved inverted-trapezoidal coplanar waveguide (CPW) feeding is presented. The antenna has a simple planar structure, and occupies an area of 15 mm × 50 mm. The proposed antenna consists of an improved inverted-trapezoidal CPW-fed patch, and a series of monopole strips with different length. This monopole antenna utilizes the advantages of the CPW feeding to simplify the structure of the antenna into a single metallic level and achieve high antenna gain. The improved inverted-trapezoidal CPW-fed patch and a meander shorting strip lead to a better impedance matching result and multi-band operation. The experimental results of the proposed antenna are shown and discussed. The antenna generates two wide bands centered at about 900 and 2200 MHz to cover the GSM850/GSM900/DCS/PCS/UMTS/LTE2300/2500 bands and the 2.4 GHz WLAN operation. Meanwhile the antenna covers the 4 G bands of China Telecom (2370–2390 MHz/2635–2655 MHz), China Unicom (2300–2320 MHz/2555–2575 MHz) and China Mobile (1880–1900 MHz/2320–2370 MHz/2575–2635 MHz), too.http://dx.doi.org/10.1155/2014/692465
spellingShingle Quanqi Zhang
Yuanxin Li
Zhixi Liang
Hong-Zhou Tan
Yunliang Long
A Multiband Monopole Antenna with the Inverted-Trapezoidal CPW Feeding
International Journal of Antennas and Propagation
title A Multiband Monopole Antenna with the Inverted-Trapezoidal CPW Feeding
title_full A Multiband Monopole Antenna with the Inverted-Trapezoidal CPW Feeding
title_fullStr A Multiband Monopole Antenna with the Inverted-Trapezoidal CPW Feeding
title_full_unstemmed A Multiband Monopole Antenna with the Inverted-Trapezoidal CPW Feeding
title_short A Multiband Monopole Antenna with the Inverted-Trapezoidal CPW Feeding
title_sort multiband monopole antenna with the inverted trapezoidal cpw feeding
url http://dx.doi.org/10.1155/2014/692465
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