DocumentCode
1299090
Title
Effects of feed wire on radiation characteristics of a dual spiral antenna
Author
Nakano, Hisamatsu ; Minegishi, Y. ; Hirose, Keikichi
Author_Institution
Coll. of Eng., Hosei Univ., Tokyo
Volume
24
Issue
6
fYear
1988
fDate
3/17/1988 12:00:00 AM
Firstpage
363
Lastpage
364
Abstract
The axial ratio and the radiation pattern of a dual spiral antenna improve as the feed wire length is shortened. The bandwidth for circular polarisation within an axial ratio of 3.0 dB is estimated to be 1:1.35 for a feed wire length of zero
Keywords
antenna feeders; antenna radiation patterns; antenna theory; electromagnetic wave polarisation; axial ratio; bandwidth; circular polarisation; dual spiral antenna; feed wire; radiation characteristics; radiation pattern;
fLanguage
English
Journal_Title
Electronics Letters
Publisher
iet
ISSN
0013-5194
Type
jour
Filename
8220
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