Title :
Breadboard verification of the shaped reflector for the DirecTv direct broadcast satellite for the United States
Author :
Clark, T. ; Keith, A. ; Lopez, L. ; Ramanujam, P.
Author_Institution :
Hughes Space & Communications Co., Los Angeles, CA, USA
fDate :
June 28 1993-July 2 1993
Abstract :
The breadboard results of the DirecTv shaped reflector are presented. The correlation between the theory and measurements was extremely good up to -30 dB sidelobe levels. The cross-polar correlation was good and obtained by properly modeling the cross-pol of the feed.<>
Keywords :
antenna radiation patterns; broadcast antennas; direct broadcasting by satellite; electromagnetic wave polarisation; satellite antennas; television antennas; television broadcasting; DirecTv; United States; breadboard results; cross-polar correlation; direct broadcast satellite; shaped reflector; Aluminum; Antenna feeds; Antenna measurements; Fabrication; Polarization; Rain; Reflector antennas; Satellite antennas; Satellite broadcasting; Transmitting antennas;
Conference_Titel :
Antennas and Propagation Society International Symposium, 1993. AP-S. Digest
Conference_Location :
Ann Arbor, MI, USA
Print_ISBN :
0-7803-1246-5
DOI :
10.1109/APS.1993.385229
