## Abstract A leaf‐shaped monopole antenna with an extremely wide bandwidth is introduced. The antenna is composed of a leaf‐shaped metal sheet with three circular holes vertically mounted on the ground plate covered by a dielectric layer. Its measured −10‐dB return‐loss frequency range is from 1.3
Compact hollowed printed monopole antenna with extremely wide bandwidth
✍ Scribed by Xiao-Rong Yan; Shun-Shi Zhong; Guo-Yu Wang
- Publisher
- John Wiley and Sons
- Year
- 2007
- Tongue
- English
- Weight
- 343 KB
- Volume
- 49
- Category
- Article
- ISSN
- 0895-2477
No coin nor oath required. For personal study only.
✦ Synopsis
Abstract
A compact hollowed printed monopole antenna with an extremely wide bandwidth is introduced, which is composed of a hollowed elliptical monopole patch and a trapeziform ground plane, both printed on the same side of a substrate, and is fed by a tapered CPW feeder in the middle of the ground plane. The simulated and experimental results agree well and demonstrate that this antenna achieves a measured impedance bandwidth from 0.44 to 10.6 GHz (24.1:1) for VSWR ≤ 2, and exhibits a nearly omnidirectional radiation pattern, while its area is only about 0.20λ~l~
× 0.13 λ~l~, where λ~l~ is the wavelength of the lowest operating frequency. © 2007 Wiley Periodicals, Inc. Microwave Opt Technol Lett 49: 2883–2886, 2007; Published online in Wiley InterScience (www.interscience.wiley.com). DOI 10.1002/mop.22829
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