DocumentCode
326175
Title
Absolute calibration of scatterometers in near field region
Author
Dong, Xaolong ; Wu, Ji ; Sun, Bo ; Jiang, Jingshan
Author_Institution
Center for Space Sci. & Appl. Res., Acad. Sinica, Beijing, China
Volume
2
fYear
1998
fDate
6-10 Jul 1998
Firstpage
565
Abstract
In this paper, a procedure of absolute calibration for ground based scatterometers is presented. The effects of the far field criterion for the calibration are analyzed. The concept of effective radar cross section (ERCS) is introduced to unify the calibration formula for near field region and far field region measurement. A practical calibration method is proposed. Some calibration results show the validity of the given method
Keywords
calibration; geophysical equipment; radar cross-sections; remote sensing by radar; absolute calibration; effective radar cross section; far field criterion; near field region; scatterometers; Antenna measurements; Backscatter; Calibration; Radar cross section; Radar measurements; Radar scattering; Receiving antennas; Spaceborne radar; Sun; Transmitting antennas;
fLanguage
English
Publisher
ieee
Conference_Titel
Geoscience and Remote Sensing Symposium Proceedings, 1998. IGARSS '98. 1998 IEEE International
Conference_Location
Seattle, WA
Print_ISBN
0-7803-4403-0
Type
conf
DOI
10.1109/IGARSS.1998.699512
Filename
699512
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