1. Chan, , Y. K., V. C. Koo, and , "An introduction to synthetic aperture radar (SAR)," Progress In Electromagnetics Research B, Vol. 2, , 27-60, , 2008.
doi:10.2528/PIERB07110101        Google Scholar

2. Carrara, , W. G., R. S. Goodman, and R. M. Majewski, , Spotlight Synthesis Aperture Radar Signal Processing Algorithms, , Artech House, Boston, , London 1995..

3. Guo, , D., H. Xu, and J. Li, , "Extended wavenumber domain algorithm for highly squinted sliding spotlight SAR data processing," Progress In Electromagnetics Research, , Vol. 114, 17-32, 2011.        Google Scholar

4. Mao, X., D.-Y. Zhu, and Z.-D. Zhu, , "Signatures of moving target in polar format spotlight SAR image," Progress In Electromagnetics Research,, Vol. 92, 47-64, 2009.
doi:10.2528/PIER09030908        Google Scholar

5. Rodriguez, , E., J. M. Martin, and , "Theory and design of interferometric synthetic aperture radars, ," IEE Proceedings --- F, Vol. 139, No. 2, , 147-159, , 1992.        Google Scholar

6. Eineder, , M., N. Adam, and R. Bamler, "Spaceborne spotlight SAR interferometry with TerraSAR-X," IEEE Transactions on Geoscience and Remote Sensing,, Vol. 47 , No. 5, 1524-1535, , 2009.
doi:10.1109/TGRS.2008.2004714        Google Scholar

7. Wu, B.-I., M. C. Yeuing, Y. Hara, and J. A. Kong, , "Insar height inversion by using 3-D phase projection with multiple baselines," Progress In Electromagnetics Research, , Vol. 91, 173-193, 2009.
doi:10.2528/PIER09020902        Google Scholar

8. Li, , C., D.-Y. Zhu, and , "A residue-pairing algorithm for insar phase unwrapping," Progress In Electromagnetics Research,, Vol. 95, 341-354, , 2009..
doi:10.2528/PIER09070706        Google Scholar

9. Li, , S., H. Xu, and L. Zhang, , "An advance DSS-SAR insar terrain height estimation approach based on baseline decoupling," Progress In Electromagnetics Research,, Vol. 119, 207-224, 2011.
doi:10.2528/PIER11042301        Google Scholar

10. Adam, N., M. Eineder, N. Yague-Martinez, and R. Bamler, "TerraSAR-X high resolution SAR-interferometry," 7th European Conference on Synthetic Aperture Radar, 2008.        Google Scholar

11. Gernhardt, , S., R. Bamler, and , "Towards deformation monitoring of single buildings | persistent scatterer interferometry using TerraSAR-X very high resolution spotlight data," 8th European Conference on Synthetic Aperture Radar,, 2010.        Google Scholar

12. Adam, , N., X. X. Zhu, C. Minet, W. Liebhart, M. Eineder, and R. Bamler, , "Techniques and examples for the 3D reconstruction of complex scattering situations using TerraSAR-X," IEEE International Geoscience and Remote Sensing Symposium, Vol. 3, 903-903, 2009..        Google Scholar

13. Even, , M., A. Schunert, K. Schulz, and U. Soergel, , "Atmospheric phase screen-estimation for PSInSAR applied to TerraSAR-X high resolution spotlight-data," IEEE International Geoscience and Remote Sensing Symposium,, 2928-2931, , 2010..
doi:10.1109/IGARSS.2010.5649096        Google Scholar

14. Baade, J., C. C. Schmullius, and , "Interferometric microrelief sensing with TerraSAR-X --- first results," IEEE Transactions on Geoscience and Remote Sensing, Vol. 48, No. 2, 965-970, 2010.
doi:10.1109/TGRS.2009.2036720        Google Scholar

15. Zebker, , H. A., J. Villasenor, and , "Decorrelation in interferometric radar echoes," IEEE Transactions on Geoscience and Remote Sensing,, Vol. 30, 950-959, 1992.
doi:10.1109/36.175330        Google Scholar

16. Breit, , H., T. Fritz, U. Balss, M. Lachaise, A. Niedermeier, and M. Vonavka, , "TerraSAR-X SAR processing and products," IEEE Transactions on Geoscience and Remote Sensing, Vol. 48, No. 2, 727-740, 2010.
doi:10.1109/TGRS.2009.2035497        Google Scholar

17. Holzner, J., R. Bamler, and , "Burst-mode and ScanSAR interferometry," IEEE Transactions on Geoscience and Remote Sensing, Vol. 40, No. 9, 1917-1934, 2002.
doi:10.1109/TGRS.2002.803848        Google Scholar

18. Lin, Q., J. F. Vesecky, and H. A. Zebker, "New approaches in interferometric SAR data processing," IEEE Transactions on Geoscience and Remote Sensing,, Vol. 30, No. 3, 560-567, 1992.
doi:10.1109/36.142934        Google Scholar

19. Ren, X.-Z., L. H. Qiao, and Y. Qin, , "A three-dimensional imaging algorithm for tomography SAR based on improved interpolated array transform," Progress In Electromagnetics Research, Vol. 120, 181-193, 2011..        Google Scholar

20. Li, , Z., Z. Bao, H. Li, and G. Liao, , "Image autocoregistration and InSAR interferogram estimation using joint subspace projection," IEEE Transactions on Geoscience and Remote Sensing,, Vol. 44, No. 2, 288-297, 2006..
doi:10.1109/TGRS.2005.860984        Google Scholar

21. Eichel, , P. H., D. C. Ghiglia, C. V. Jakowatz, P. A. Thompson, and D. E. Wahl, , "Spotlight SAR interferometry for terrain elevation mapping and interferometric change detection," Sandia National Laboratories,, 1993..        Google Scholar

22. Bamler, R., D. Just, and , "Phase statistics and decorrlation in SAR interferograms," IEEE Geoscience and Remote Sensing Symposium,, Vol. 3, 980-984, 1993.        Google Scholar

23. Zebker, , H. A., K. Chen, and , "Accurate estimation of correlation in InSAR observations," IEEE Geoscience and Remote Sensing Letters, , Vol. 2, No. 2, 124-127, 2005..
doi:10.1109/LGRS.2004.842375        Google Scholar

24. Delis, A., G. Papadopoulos, and , "Enhanced forward/backward spatial ¯ltering method for DOA estimation of narrowband coherent sources," IEE Proceedings --- Radar, Sonar and Navigation, , Vol. 43, No. 1, 10-16, 1996.
doi:10.1049/ip-rsn:19960322        Google Scholar

25. Flynn, , T. J., , "Two-dimensional phase unwrapping with minimum weighted discontinuity," Journal of the Optical Society of America A,, Vol. 14, No. 10, 2692-2701, 1997.
doi:10.1364/JOSAA.14.002692        Google Scholar

26. Xiang, , Z., K. Z.Wang, and X. Z. Liu, "A new DEM reconstruction method based on accurate flattening algorithm in interferometric SAR," International Conference on Acoustics, Speech, and Signal Processing, 1093-1096, 2008.
doi:10.1109/ICASSP.2008.4517804        Google Scholar