DocumentCode
1021707
Title
Grating lobes caused by parallel-plate polariser
Author
Cloete, J.H. ; George, W.I. ; Toit, L. J Du
Author_Institution
University of Stellenbosch, Department of Electrical & Electronic Engineering, Stellenbosch, South Africa
Volume
22
Issue
7
fYear
1986
Firstpage
372
Lastpage
373
Abstract
An unexpected high-level sidelobe was encountered when a parallel-plate polariser was fitted to a slotted waveguide array. The phenomenon is explained using grating lobe theory and linear near-field measurements. A technique to suppress the grating lobe is proposed.
Keywords
antenna radiation patterns; microwave antennas; polarisation; grating lobe theory; high-level sidelobe; linear near-field measurements; lobe suppression; parallel-plate polariser; slotted waveguide array;
fLanguage
English
Journal_Title
Electronics Letters
Publisher
iet
ISSN
0013-5194
Type
jour
DOI
10.1049/el:19860253
Filename
4256445
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