DocumentCode
961396
Title
Effect of parasitic dielectric resonators on CPW/aperture-coupled dielectric resonator antennas
Author
Simons, R.N. ; Lee, R.Q.
Author_Institution
NASA Lewis Res. Center, Cleveland, OH, USA
Volume
140
Issue
5
fYear
1993
fDate
10/1/1993 12:00:00 AM
Firstpage
336
Lastpage
338
Abstract
The effects of parasitic dielectric resonators on the HE11δ and HE13δ modes of a cylindrical dielectric resonator antenna (DRA) have been studied. The DRA was excited electromagnetically with a grounded coplanar waveguide through an aperture in the common ground plane. Strong couplings were observed for the HE11δ mode with the parasitic element superimposed on the driven DRA, and for the HE13δ mode with parasitic elements placed on both sides of the driven DRA. Results indicate significant enhancement in bandwidth for both modes, and good radiation patterns for the HE11δ mode
Keywords
antenna radiation patterns; dielectric resonators; microwave antennas; waveguide components; 7.5 to 10 GHz; CPW/aperture-coupled antenna; HE11δ mode; HE13δ mode; bandwidth enhancement; cylindrical dielectric resonator antenna; grounded coplanar waveguide; parasitic dielectric resonators; parasitic elements; radiation patterns;
fLanguage
English
Journal_Title
Microwaves, Antennas and Propagation, IEE Proceedings H
Publisher
iet
ISSN
0950-107X
Type
jour
Filename
240112
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