Fast and Efficient Correction of Ground Moving Targets in a Synthetic Aperture Radar, Single-Look Complex Image
Abstract
:1. Introduction
2. Correction Formula for SAR SLC data
2.1. Phase Effects of a Moving Target in 2D Frequency Domain
2.2. The Residual Phase Removal in the SAR SLC Image
3. Residual Focusing of SAR SLC Data
4. Simulation and Application Results
4.1. Simulation Results
4.2. Example of Application to TerraSAR-X Data
5. Discussion
6. Conclusions
Acknowledgments
Author Contributions
Conflicts of Interest
References
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Parameter | Value |
---|---|
Chirp length | 47.17 μm |
Range sampling rate | 109.88 MHz |
Chirp bandwidth | 100 MHz |
Carrier frequency | 9.65 GHz |
Antenna length | 4.8 m |
Effective velocity | 7371.1 m/s |
Pulse repetition frequency | 3815.49 Hz |
Slant range to scene center | 650.79 km |
Indicence angle at scene center | 39.24° |
Doppler centroid | 0 Hz |
Sensor height | 513.08 km |
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Park, J.-W.; Kim, J.H.; Won, J.-S. Fast and Efficient Correction of Ground Moving Targets in a Synthetic Aperture Radar, Single-Look Complex Image. Remote Sens. 2017, 9, 926. https://doi.org/10.3390/rs9090926
Park J-W, Kim JH, Won J-S. Fast and Efficient Correction of Ground Moving Targets in a Synthetic Aperture Radar, Single-Look Complex Image. Remote Sensing. 2017; 9(9):926. https://doi.org/10.3390/rs9090926
Chicago/Turabian StylePark, Jeong-Won, Jae Hun Kim, and Joong-Sun Won. 2017. "Fast and Efficient Correction of Ground Moving Targets in a Synthetic Aperture Radar, Single-Look Complex Image" Remote Sensing 9, no. 9: 926. https://doi.org/10.3390/rs9090926