Characteristics of a low-profile square-disk dielectric res-( ) onator DR antenna with a ¨ery high permitti¨ity excited by a coplanar ( ) wa¨eguide CPW are experimentally studied. The CPW is open circuited by a rectangular slot which also ser¨es a coupling slot for coupling the electromagnetic energ
Slot-line-excited equilateral-triangular dielectric resonator antenna of very high permittivity
✍ Scribed by H. Y. Lo; K. W. Leung; K. M. Luk
- Publisher
- John Wiley and Sons
- Year
- 2001
- Tongue
- English
- Weight
- 106 KB
- Volume
- 29
- Category
- Article
- ISSN
- 0895-2477
- DOI
- 10.1002/mop.1140
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✦ Synopsis
Abstract
A slot‐line‐excited equilateral‐triangular dielectric resonator antenna (DRA) of very high permittivity (ε~r~=82) is investigated experimentally. The triangular DRA is operated at its fundamental broadside TM~1, 0, −1~‐mode. An improved bandwidth of ∼5%, which is 1.7 times higher than in the previous aperture‐coupled version, is obtained for the new configuration. The return loss, radiation patterns, and antenna gain of the new configuration are presented. © 2001 John Wiley & Sons, Inc. Microwave Opt Technol Lett 29: 230–231, 2001.
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