## Abstract This article presents a novel air‐substrate patch antenna backed by a U‐shaped ground plane and excited by a coplanar probe feed for broadband dual‐frequency operation. The obtained impedance bandwidth (1:1.5 VSWR) of the antenna's lower band reaches 388 MHz (or nearly about 50% referen
A broadband probe-fed patch antenna for a DCS base station
✍ Scribed by Fa-Shian Chang; Kin-Lu Wong
- Publisher
- John Wiley and Sons
- Year
- 2001
- Tongue
- English
- Weight
- 124 KB
- Volume
- 30
- Category
- Article
- ISSN
- 0895-2477
- DOI
- 10.1002/mop.1309
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✦ Synopsis
Abstract
This paper presents a novel broadband design of a probe‐fed patch antenna, and a constructed prototype suitable for applications in a DCS (1710–1880 MHz) cellular system base station is demonstrated. The proposed antenna has a thick air substrate for broadband operation, and is fed by a probe feed with a short probe pin, which is connected through a triangular conducting patch to one of the patch's radiating edges. By tuning the flare angle of the triangular conducting patch, good impedance matching over a wide frequency range is obtained. Details of the proposed antenna and experimental results of the constructed prototypes are presented and discussed. © 2001 John Wiley & Sons, Inc. Microwave Opt Technol Lett 30: 341–343, 2001.
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