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SAR Internal Calibration Technology Study
Conference proceeding

SAR Internal Calibration Technology Study

Huaining Liang
ICCIT: 2009 FOURTH INTERNATIONAL CONFERENCE ON COMPUTER SCIENCES AND CONVERGENCE INFORMATION TECHNOLOGY, VOLS 1 AND 2, pp 1457-1460
01 Jan 2009

Abstract

Computer Science Computer Science, Artificial Intelligence Computer Science, Hardware & Architecture Computer Science, Information Systems Computer Science, Software Engineering Science & Technology Technology
sThe SAR Internal Calibration (SIC) technique is indispensable for a spaceborne SAR system. In general, the SIC technique includes Internal Calibration (IC) theory, IC strategy and highly stable IC instrument. The IC task of phased array antenna SAR system is more complicated than that of TWT (Traveling Wave Tube) transmitter SAR system in many aspects, e.g., T/R modules test, IC three loops construction and the process of IC data. However, there are lots of similarities between the two systems. In this paper, we only discuss the basic theory of the SIC based on the TWT transmitter SAR system and the process of the internal calibration data. Further, the precision analysis of the SIC will be given. Finally, we demonstrate the effectiveness of the proposed method based on the experimental SAR image.

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Web of Science research areas
Computer Science, Artificial Intelligence
Computer Science, Hardware & Architecture
Computer Science, Information Systems
Computer Science, Software Engineering
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