Title :
Phase unwrapping for interferometric SAR using Helmholtz equation eigenfunctions and the first Green´s identity
Author :
Lyuboshenko, Igor ; Maitre, Henri
Author_Institution :
ENST, CNRS, Paris, France
Abstract :
The authors modify the Green´s formulation for InSAR phase unwrapping by using the Green´s function as a series in the eigenfunctions of the Helmholtz equation that ensures a closed-form solution using 2D FFTs
Keywords :
Green´s function methods; Helmholtz equations; fast Fourier transforms; geophysical techniques; radar theory; remote sensing by radar; synthetic aperture radar; FFT; Green´s formulation; Helmholtz equation eigenfunctions an; InSAR; SAR; closed-form solution; fast Fourier transform; first Green´s identity; geophysical measurement technique; interferometric SAR; land surface; phase unwrapping; radar remote sensing; synthetic aperture radar; terrain mapping; Closed-form solution; Convergence; Eigenvalues and eigenfunctions; Integral equations; Iterative methods; Mirrors; Pixel; Reflection; Robustness; Synthetic aperture radar interferometry;
Conference_Titel :
Geoscience and Remote Sensing Symposium Proceedings, 1998. IGARSS '98. 1998 IEEE International
Conference_Location :
Seattle, WA
Print_ISBN :
0-7803-4403-0
DOI :
10.1109/IGARSS.1998.703783
