DocumentCode
1869078
Title
The development of a modified Hansen-Woodyard condition to include attenuation for leaky-wave endfire antennas
Author
O´Connor, E.M. ; Jackson, David R. ; Long, Stuart A.
Author_Institution
Dept. of Electr. & Comput. Eng., Univ. of Houston, Houston, TX, USA
fYear
2010
fDate
11-17 July 2010
Firstpage
1
Lastpage
4
Abstract
The Hansen-Woodyard condition, which maximizes directivity for an endfire antenna, is modified in this paper to include attenuation, so that it is applicable to leaky-wave antennas. The optimum phase constant β for a 90% efficient leaky-wave antenna was determined. The original Hansen-Woodyard condition, yields a slightly narrower beam and higher sidelobes as compared to the modified Hansen-Woodyard condition. The optimum radiation efficiency for maximizing gain was approximately solved.
Keywords
antenna radiation patterns; antenna theory; directive antennas; endfire antenna directivity; high sidelobes; leaky wave endfire antenna attenuation; modified Hansen-Woodyard condition; narrow beam; optimum phase constant; Apertures; Arrays; Attenuation; Computers; Gain; Leaky wave antennas;
fLanguage
English
Publisher
ieee
Conference_Titel
Antennas and Propagation Society International Symposium (APSURSI), 2010 IEEE
Conference_Location
Toronto, ON
ISSN
1522-3965
Print_ISBN
978-1-4244-4967-5
Type
conf
DOI
10.1109/APS.2010.5560913
Filename
5560913
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