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Three-Dimensional Phase Unwrapping for Satellite Radar Interferometry, I: DEM Generation

Batuhan Osmanoglu, Timothy H. Dixon, Shimon Wdowinski
2014 IEEE Transactions on Geoscience and Remote Sensing  
Determining the Earth's surface topography and deformation with interferometric synthetic aperture radar involves measurement of phase, which, for a typical coherent radar signal, can only be done modulo  ...  For a time series of SAR images, useful for reducing noise in topographic applications or measuring time-varying surface deformation, the necessary steps to connect ambiguous radar phase measurements are  ...  The shuttle radar topography mission (SRTM) generated DEMs by unwrapping the interferogram and multiplying the observed phase values with a height-to-phase conversion factor, which is a function of the  ... 
doi:10.1109/tgrs.2013.2247043 fatcat:hmtgdpi4pjdy7f7hji7bxqscde

InSAR Baseline Estimation for Gaofen-3 Real-Time DEM Generation

Huan Lu, Zhiyong Suo, Zhenfang Li, Jinwei Xie, Jiwei Zhao, Qingjun Zhang
2018 Sensors  
For Interferometry Synthetic Aperture Radar (InSAR), the normal baseline is one of the main factors that affects the accuracy of the ground elevation.  ...  timely Digital Elevation Model (DEM) generation.  ...  Figure 2 . 2 Interferometry Synthetic Aperture Radar (InSAR) technical flow chart.  ... 
doi:10.3390/s18072152 pmid:29973543 pmcid:PMC6069473 fatcat:u2nla47nobdyjbwhgzbryjnyly

Deformation in Nisyros volcano (Greece) using differential radar interferometry

I. S. PARCHARIDIS, E. LAGIOS
2001 Bulletin of the Geological Society of Greece  
The removal of the interferometric phase related to the topography has been done using an external high resolution DEM.  ...  The determination of the overall deformation of the island was also attempted by Differential Radar Interferometry (DInSAR).  ...  Generally, the following different methods for differen tial interferometry are applied: i. Three-pass Differential Interferometry ii. Two-pass Differential Interferometry: Hi.  ... 
doi:10.12681/bgsg.17267 fatcat:qp5rywmmfnes7aahc7wp7i6qke

A New Single-Pass SAR Interferometry Technique with a Single-Antenna for Terrain Height Measurements

Min-Ho Ka, Pavel E. Shimkin, Aleksandr I. Baskakov, Mikhail I. Babokin
2019 Remote Sensing  
One of the prospective research topics in radar remote sensing technology is the methodology for designing an optimal radar system for high-precision two-dimensional and three-dimensional image acquisition  ...  In this study, we propose a single-pass interferometric synthetic aperture radar (SAR) imaging technique with only a single antenna for the estimation of the terrain height.  ...  the formation of three-dimensional imagery.  ... 
doi:10.3390/rs11091070 fatcat:bcla6mf7xbfmtao3tdvojltxyi

Synthesis of Interferogram Based on DEM of Dilijan in Caucasus Region, Armenia

Andon Lazarov, Dimitar Minchev
2011 Procedia Environmental Sciences  
The unwrapped phases can be calculated through the interferometric pair and then the wrapped phases can be disclosed.  ...  In this paper an algorithm for synthesis of a Synthetic Aperture Radar (SAR) interferogram is suggested.  ...  A particular application of SAR systems is in the field of SAR interferometry to extract three-dimensional images of the observed objects.  ... 
doi:10.1016/j.proenv.2011.09.163 fatcat:qdgz2urr6fhblp7y7cb7av5mnu

A Three-dimensional of Coastline Deformation using the Sorting Reliability Algorithm of ENVISAT Interferometric Synthetic Aperture Radar [chapter]

Maged Marghany
2014 Advanced Geoscience Remote Sensing  
A Three-dimensional of Coastline Deformation using the Sorting Reliability Algorithm of ENVISAT... http://dx.  ...  DEM reconstruction using a three-dimensional Sorting Reliabilities Algorithm (3D-SRA) Marghany [42] has adapted the algorithm introduced by Hussein et al., [25] for three-dimensional phase unwrapping  ...  In addition, three-dimensional (3-D) coastline deformation from interferometry synthetic aperture radar (InSAR) is estimated.  ... 
doi:10.5772/58571 fatcat:uqx6d6cqcvb4be5vg6uzh7c6uq

VALIDATION OF DEMs DERIVED FROM HIGH RESOLUTION SAR DATA: A CASE STUDY ON BARCELONA

U. G. Sefercik, A. Schunert, U. Soergel, K. Watanabe
2012 ISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences  
"SAR Interferometry" that aims the evaluation of DEM derived from data of modern SAR satellite sensors.  ...  In recent years, Synthetic Aperture Radar (SAR) data have been widely used for scientific applications and several SAR missions were realized.  ...  The most common techniques for DSM generation from satellite imagery are optical stereoscopy and interferometric synthetic aperture radar (InSAR).  ... 
doi:10.5194/isprsannals-i-7-49-2012 fatcat:hfrvwmzprzhndi4kpjmfsjcgg4

A new functional model for determining minimum and maximum detectable deformation gradient resolved by satellite radar interferometry

I. Baran, M. Stewart, S. Claessens
2005 IEEE Transactions on Geoscience and Remote Sensing  
His primary research interests are satellite geodesy, satellite radar interferometry, and remote sensing. Mike Stewart was born in Manchester, U.K., in 1965. He received the B.Sc.  ...  interferometry to study a given surface deformation. has worked on several scientific projects including application of GPS and satellite radar interferometry to surface deformation monitoring and development  ...  Acknowledgment go to the three anonymous reviewers who provided valuable and constructive comments on the earlier version of the paper.  ... 
doi:10.1109/tgrs.2004.843187 fatcat:zaiqqkrsufeatjsejgsj7oqz7y

Three-Dimensional Nepal Earthquake Displacement Using Hybrid Genetic Algorithm Phase Unwrapping from Sentinel-1A Satellite [chapter]

Maged Marghany, Shattri Mansor
2017 Earthquakes - Tectonics, Hazard and Risk Mitigation  
Objective: The main objective of this work is to utilize hybrid genetic algorithm for three-dimensional phase unwrapping of Nepal earthquake displacement using Sentinel-1A satellite.  ...  The three-dimensional best-path avoiding singularity loops (3DBPASL) algorithm was implemented to perform 3D Sentinel-1A satellite phase unwrapping.  ...  Further, three-dimensional phase unwrapping is performed using three-dimensional best-path avoiding singularity loops (3DBPASL) algorithm.  ... 
doi:10.5772/66636 fatcat:irthlgwi3rdchd5ranuz3hpebq

Three-dimensional visualisation of coastal geomorphology using fuzzy B-spline of dinsar technique

Maged Marghany
2011 International Journal of Physical Sciences  
This paper introduces a new approach for mapping coastal geomorphology by using differential synthetic aperture radar interferometry (DInSAR).  ...  The DInSAR algorithm is involved two parts: 3-D map simulation and interferogram simulation with discrete element method (DEM) and satellite orbit parameters. 3-D coastal geomorphology reconstruction is  ...  Further, authors like to thanks the Research Management Center (RMC) of Universiti Teknologi Malaysia for guidance and assistant to complete this project.  ... 
doi:10.5897/ijps11.768 fatcat:whbc5isrmbcfneg7ofbxrct3dm

SLOPE INSTABILITY MONITORING BY SPACE-BORNE SAR INTERFEROMETRY: PRELIMINARY RESULTS FROM PANACHAICO MOUNTAIN (WESTERN GREECE)

I. Parcharidis, M. Foumelis, P. Kourkouli
2017 Bulletin of the Geological Society of Greece  
Space borne differential synthetic aperture radar interferometry (DInSAR) has already proven its potential for mapping ground deformation phenomena, e.g. earthquakes, volcano dynamics, etc covering in  ...  The innovative Persistent Scatterers Interferometry (PSI) technique, which overcomes several limitations of conventional SAR differential interferometry especially for applications in landslide studies  ...  The general phase model for IPTA that used is the same as the conventional interferometry.  ... 
doi:10.12681/bgsg.11306 fatcat:yc6qtuivbvaapg6wm6ijftnrcq

TECHNOLOGY ON HIGH-ACCURACY DEM EXTRACTION FROM AIRBORNE INTERFEROMETRIC SAR

Q. Kang, J. Zhang, G. Huang, S. Yang, Z. Zhang
2022 The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences  
of flat ground effects, interference phase filtering, phase unwrapping, interference calibration and geocoding.  ...  Based on interferometric SAR data combined with sensor orbit data, external DEM and other auxiliary data, DEM is finally generated through complex image registration, interference image generation, removal  ...  METHODOLOGY Basic principles for DEM extraction in InSAR The interferometry system has three antenna working modes: cross-track interferometry, along-track interferometry and repeat-track interferometry  ... 
doi:10.5194/isprs-archives-xliii-b3-2022-1209-2022 fatcat:7o5qni2uyzh47kogjdweflmuzq

REDUCTION OF INSAR DEM TROPOSPHERIC NOISE WITH GPS OBSERVATIONS

A. Sharifi, M. Hosseingholizadeh
2019 The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences  
Satellite Interferometric Synthetic Aperture Radar (InSAR) Signals are often intensively contaminated by atmospheric delays.  ...  In the topographic case, for high-resolution DEM generation, the errors may be decreased by choosing interferometric pairs with relatively long baselines, as the error magnitude is inversely dependent  ...  However, geolocation of each interferogram pixel for DEM generation should not be applied before the 2-D phase unwrapping stage that removes the 2-phase ambiguity.  ... 
doi:10.5194/isprs-archives-xlii-4-w18-985-2019 fatcat:d2fnjaq3yfdtxjvaix4b4axxfu

Synthetic Aperture Radar Interferometry to Measure Earth's Surface Topography and Its Deformation

Roland Bürgmann, Paul A. Rosen, Eric J. Fielding
2000 Annual Review of Earth and Planetary Science  
Synthetic aperture radar interferometry (InSAR) from Earth-orbiting spacecraft provides a new tool to map global topography and deformation of the Earth's surface.  ...  For personal use only.  ...  ACKNOWLEDGMENTS We thank Sigurjon Jónsson, Paul Lundren, Evelyn Price, Scott Rowland, and Gilles Peltzer for providing figures.  ... 
doi:10.1146/annurev.earth.28.1.169 fatcat:v57gdzdoofho5mfdzpozdqom2y

Deformation of the 1995 North Sakhalin earthquake detected by JERS-1/SAR interferometry

Mikio Tobita, Satoshi Fujiwara, Shinzaburo Ozawa, Paul A. Rosen, Eric J. Fielding, Charles L. Werner, Masaki Murakami, Hiroyuki Nakagawa, Koh Nitta, Makoto Murakami
1998 Earth, Planets and Space  
We generate a full scene digital elevation model (DEM) by JERS-1 SAR interferometry and synthesize a four-pass interferogram.  ...  Raw radar signal data from the JERS-1 synthetic aperture radar instrument acquired in 28 April, 11 June, 25 July, and 7 September 1995 are used to generate a high-resolution, wide area map of the displacements  ...  We are thankful to MITI/NASDA and RESTEC for providing the data. We would like to acknowledge Minoru Kasahara for providing seismic fault positions by GPS point positioning.  ... 
doi:10.1186/bf03352118 fatcat:er4u4qhq3je2flrfimup75mnyi
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