DocumentCode
2161700
Title
Miniaturisation technique for quadrifilar helix antenna
Author
Takacs, Alexandru ; Idda, Tonio ; Aubert, Herve ; Diez, Hubert
Author_Institution
LAAS, Univ. of Toulouse, Toulouse, France
fYear
2012
fDate
8-14 July 2012
Firstpage
1
Lastpage
2
Abstract
We address a new miniaturization technique for quadrifilar helix antennas (QHAs). An innovative combination of sinusoidal and modified fractal curves is proposed in order to design compact QHAs compatible with space application size constraints. Relative size reductions in the range of 30%-80% can be obtained without a major degradation of most antenna performances. A comparative study is performed in order to highlight the capabilities of the proposed miniaturization technique.
Keywords
fractal antennas; helical antennas; QHA; modified fractal curves; quadrifilar helix antenna miniaturisation technique; relative size reductions; sinusoidal fractal curves; space application size constraints; Antenna radiation patterns; Fractals; Helical antennas; Shape; Standards; Surface fitting; Wires;
fLanguage
English
Publisher
ieee
Conference_Titel
Antennas and Propagation Society International Symposium (APSURSI), 2012 IEEE
Conference_Location
Chicago, IL
ISSN
1522-3965
Print_ISBN
978-1-4673-0461-0
Type
conf
DOI
10.1109/APS.2012.6349329
Filename
6349329
Link To Document