DocumentCode
1522545
Title
Concentric Annular-Ring Microstrip Antenna With Circular Polarization
Author
Ramírez, M. ; Parrón, J. ; González-Arbesú, J.M. ; Gemio, J.
Author_Institution
Dept. of Telecommun. & Syst. Eng., Univ. Autonoma de Barcelona (UAB), Cerdanyola del Valles, Spain
Volume
10
fYear
2011
fDate
7/3/1905 12:00:00 AM
Firstpage
517
Lastpage
519
Abstract
In this letter, we present a concentric annular-ring microstrip antenna that covers the bands of Galileo (E5a, E5b, E1, E2, L1), GPS (L1, L2, L5), and GLONASS (L1, L3). This microstrip antenna is fed by four apertures that improve the coupling. Broad band phase shifters and Wilkinson power combiners are used to generate the required circular polarization.
Keywords
aperture antennas; electromagnetic wave polarisation; loop antennas; microstrip antennas; satellite antennas; satellite navigation; GLONASS; Galileo; Wilkinson power combiners; aperture antenna; broadband phase shifters; circular polarization; concentric annular-ring microstrip antenna; Antenna measurements; Apertures; Bandwidth; Broadband antennas; Microstrip; Microstrip antennas; Broadband phase shifter; circular polarization; concentric annular-ring antenna;
fLanguage
English
Journal_Title
Antennas and Wireless Propagation Letters, IEEE
Publisher
ieee
ISSN
1536-1225
Type
jour
DOI
10.1109/LAWP.2011.2157298
Filename
5771976
Link To Document