Performance improvements of center-fed reflector antennas using low scattering struts

IEEE Transactions on Antennas and Propagation

Volumn 60, Issue 3, 2012, Pages 1269-1280

  Riel, Mathieu ^a   Brand, Yan ^a,b   Demers, Yves ^a   De Maagt, Peter ^c  

^a MDA Corporation Space Missions   (Canada)

^b Development and Innovation Department   (France)

^c EUROPEAN SPACE AGENCY   (Netherlands)

Author keywords

Center fed reflector antennas; hard surface electromagnetic materials; low scattering struts

Indexed keywords

ANTENNA PERFORMANCE; CROSS POLARIZATIONS; CROSS-POLARIZATION LEVEL; DIRECTIVITY; ELECTROMAGNETIC SURFACES; HARD SURFACE; KU-BAND SATELLITE; METALLIC CORES; PERFORMANCE IMPROVEMENTS; RADAR ALTIMETERS; REFLECTOR ANTENNAS; SIDE LOBES; SIDELOBE LEVELS; SINGLE LAYER; SPACE-BASED; STATE OF THE ART; TWO LAYERS;

DESIGN; DIELECTRIC MATERIALS; ELECTROMAGNETISM; POLARIZATION; RECEIVING ANTENNAS; SATELLITE ANTENNAS; SATELLITE COMMUNICATION SYSTEMS; SCATTERING; STRUTS; SURFACES;

SURFACE SCATTERING;

EID: 84858045435     PISSN: 0018926X     EISSN: None     Source Type: Journal    
DOI: 10.1109/TAP.2011.2180332     Document Type: Article

References (11)

1. P.-S. Kildal, E. Olsen, and J. A. Aas, "Losses, sidelobes, and cross polarization caused by feed-support struts in reflector antennas: Design curves," IEEE Trans. Antennas Propag., vol. 36, no. 2, pp. 182-190, Feb. 1988.
2. W. Rusch, O. Sorensen, and J. Baars, "Radiation cones fromfeed-support struts of symmetric paraboloidal antennas," IEEE Trans. Antennas Propag., vol. 30, no. 4, pp. 786-790, Jul. 1982.
3. A. Moldsvor and P.-S. Kildal, "Analysis of aperture blockage in reflector antennas by using obstacle-located blockage currents," IEEE Trans. Antennas Propag., vol. 40, no. 1, pp. 100-102, Jan. 1992.
4. A. Toccafondi, B. Romani, R. Mizzoni, M. S. Maci, and R. Tiberio, "Spherical wave blockage in reflector antennas," IEEE Trans. Antennas Propag., vol. 45, no. 5, pp. 851-857, May 1997.
5. W. V. T. Rusch, "Forward scattering from cylinders of triangular cross section," IEEE Trans. Antennas Propag., vol. 26, no. 6, pp. 849-850, Nov. 1978.
6. T. Satoh, S. Endo,N. Matsunaka, S. Betsudan, T. Katagi, and T. Ebisui, "Sidelobe level reduction by improvement of strut shape," IEEE Trans. Antennas Propag., vol. 32, no. 7, pp. 698-705, Jul. 1984.
7. T. Lee and W. D. Burnside, "Analysis of scattering from tapered and non-circular cross section struts for reflector antennas," in Proc. IEEE Antennas Propagation Int. Symp., Jun. 2002, vol. 40, pp. 128-131.
8. P.-S. Kildal, A. A. Kishk, and A. Tengs, "Reduction of forward scattering from cylindrical objects using hard surfaces," IEEE Trans. Antennas Propag., vol. 44, no. 11, pp. 1509-1520, Nov. 1996.
9. A. A. Kishk, "Analysis of hard surfaces of cylindrical structures of arbitrarily shaped cross section using asymptotic boundary conditions," IEEE Trans. Antennas Propag., vol. 51, no. 6, pp. 1150-1156, Jun. 2003.
10. M. Riel, Y. Brand, Y. Cassivi, Y. Demers, and P. De Maagt, "Design of low scattering struts for center-fed reflector antennas," in Proc. 4th Eur. Conf. on Antennas and Propagation (EuCAP), Barcelona, 2010, pp. 1-5.
11. E. Choinière, J. Uher, and N. Michel, "Design of a 1.2-m dual-band C/Ku center-fed antenna for advanced radar altimetry," presented at the 32nd ESA AntennaWorkshop on Antennas for Space Applications, Noordwijk, The Netherlands, 2010.