Title :
Operation of "Big Ear" for radar scattering measurements
Author_Institution :
ElectroScience Lab., Ohio State Univ., Columbus, OH, USA
Abstract :
The Big Ear was such a robust design that it was able to produce calibrated ultrawideband scattering signature data and ISAR images when used as an offset feed compact range. It also served as a platform for important measurements of FOPEN scattering signatures and FOPEN foliage propagation performance. For over 10 years, this system produced data of significance for the radar sensing community at UHF and VHF frequencies.
Keywords :
antenna testing; broadband antennas; electromagnetic wave scattering; open area test sites; radar antennas; radar cross-sections; synthetic aperture radar; Big Ear compact range; FOPEN foliage propagation; ISAR images; UHF; VHF; calibrated ultrawideband scattering signature; feed antenna; large absorber panels; offset feed compact range; radar scattering measurements; robust design; Antenna feeds; Antenna measurements; Ear; Frequency measurement; Geometry; Horn antennas; Radar scattering; Radio astronomy; UHF measurements; Ultra wideband technology;
Conference_Titel :
Antennas and Propagation Society International Symposium, 2003. IEEE
Print_ISBN :
0-7803-7846-6
DOI :
10.1109/APS.2003.1220044