CALIBRATION AND ERROR ANALYSIS OF A KA-BAND FULLY POLARIMETRIC RADIOMETER BUILT WITH WIDEBAND MICROSTRIP CORRELATOR | |
Wang, Xinbiao; Li, Jing; Jiang, Jingshan; Wang, XB (reprint author), Chinese Acad Sci, Ctr Space Sci & Appl Res, POB 8701, Beijing 100190, Peoples R China. | |
Department | 微波遥感部 |
Source Publication | 2011 IEEE INTERNATIONAL GEOSCIENCE AND REMOTE SENSING SYMPOSIUM (IGARSS) |
2011 | |
Pages | 2229-2232 |
Language | 英语 |
ISBN | 978-1-4577-1005-6 |
Abstract | In this paper we present calibration and error analysis of our Ka-band fully polarimetric radiometer, the radiometer used a wideband microstrip correlator. The calibration method is based on the tri-polarimetric calibration technique of Gasiewski and Kunkee, but is extended to provide the calibration of the fourth Stokes parameter using a retarder plate. A method to determine the phase shift of the retarder plate is introduced, a calibration matrix inversion technique is described as well. The calibration uncertainties and calibration error analysis are discussed at last.; In this paper we present calibration and error analysis of our Ka-band fully polarimetric radiometer, the radiometer used a wideband microstrip correlator. The calibration method is based on the tri-polarimetric calibration technique of Gasiewski and Kunkee, but is extended to provide the calibration of the fourth Stokes parameter using a retarder plate. A method to determine the phase shift of the retarder plate is introduced, a calibration matrix inversion technique is described as well. The calibration uncertainties and calibration error analysis are discussed at last. |
Keyword | Fully Polarimetric Radiometer Microstrip Correlator Calibration Error Analysis Uncertainty |
Conference Name | IEEE International Geoscience and Remote Sensing Symposium (IGARSS) |
Conference Date | JUL 24-29, 2011 |
Conference Place | Vancouver, CANADA |
Indexed By | EI ; CPCI |
Document Type | 会议论文 |
Identifier | http://ir.nssc.ac.cn/handle/122/3374 |
Collection | 微波遥感部 |
Corresponding Author | Wang, XB (reprint author), Chinese Acad Sci, Ctr Space Sci & Appl Res, POB 8701, Beijing 100190, Peoples R China. |
Recommended Citation GB/T 7714 | Wang, Xinbiao,Li, Jing,Jiang, Jingshan,et al. CALIBRATION AND ERROR ANALYSIS OF A KA-BAND FULLY POLARIMETRIC RADIOMETER BUILT WITH WIDEBAND MICROSTRIP CORRELATOR[C]. NEW YORK:IEEE,2011:2229-2232. |
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