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Tandem-L instrument design and SAR performance overview

M. Younis, S. Huber, C. Tienda Herrero, G. Krieger, A. Moreira, A. Uematsu, Y. Sudo, R. Nakamura, Y. Chishiki, M. Shimada
2014 2014 IEEE Geoscience and Remote Sensing Symposium  
Tandem-L is a proposal for an innovative interferometric radar mission to monitor the Earth system and its intricate dynamics.  ...  Tandem-L employs new techniques and advanced technologies to achieve its ambitious mission goals.  ...  CONCLUSION This paper presents the instrument concept and SAR performance of Tandem-L, an innovative single-pass interferometric radar mission to monitor the Earth system and its intricate dynamics.  ... 
doi:10.1109/igarss.2014.6946362 dblp:conf/igarss/YounisHHKMUSNCS14 fatcat:ohqnbouv3rho7hn5ztrntupjpu

The tandem-L mission proposal: Monitoring earth's dynamics with high resolution SAR interferometry

G. Krieger, I. Hajnsek, K. Papathanassiou, M. Eineder, M. Younis, F. De Zan, P. Prats, S. Huber, M. Werner, H. Fiedler, A. Freeman, P. Rosen (+7 others)
2009 2009 IEEE Radar Conference  
Tandem-L is a proposal for an innovative interferometric and polarimetric radar mission that enables the systematic monitoring of dynamic processes on the Earth surface.  ...  By this, Tandem-L will be an essential step to advance our understanding of the Earth system and its intricate dynamics.  ...  ACKNOWLEDGMENT We thank the members of the Tandem-L science team for their valuable inputs.  ... 
doi:10.1109/radar.2009.4977077 fatcat:bywkwrewyzfqll52dztq6hmtaq

Tandem-L: Main results of the phase a feasibility study

G. Krieger, A. Moreira, M. Zink, I. Hajnsek, S. Huber, M. Villano, K. Papathanassiou, M. Younis, P. Lopez Dekker, M. Pardini, D. Schulze, M. Bachmann (+19 others)
2016 2016 IEEE International Geoscience and Remote Sensing Symposium (IGARSS)  
Tandem-L is a highly innovative SAR satellite mission for the global observation of dynamic processes on the Earth's surface with hitherto unknown quality and resolution.  ...  This paper provides an overview of the Tandem-L mission concept and summarizes the actual development status.  ...  INTRODUCTION Tandem-L is a proposal for a highly innovative radar satellite mission to monitor dynamic processes on the Earth's surface with hitherto unknown quality and resolution [1] , [2] .  ... 
doi:10.1109/igarss.2016.7729546 dblp:conf/igarss/KriegerMZHHVPYL16 fatcat:kbhogrvyjbh23pblbpa6ox6ari

Tandem-L: A Highly Innovative Bistatic SAR Mission for Global Observation of Dynamic Processes on the Earth's Surface

Alberto Moreira, Gerhard Krieger, Irena Hajnsek, Konstantinos Papathanassiou, Marwan Younis, Paco Lopez-Dekker, Sigurd Huber, Michelangelo Villano, Matteo Pardini, Michael Eineder, Francesco De Zan, Alessandro Parizzi
2015 IEEE Geoscience and Remote Sensing Magazine  
Tandem-L is a proposal for a highly innovative L-band SAR satellite mission for the global observation of dynamic processes on the Earth's surface with hitherto unparalleled quality and resolution.  ...  By this, the new L-band SAR mission will make an essential contribution for a better understanding of the Earth system and its dynamics.  ...  Earth System Dynamics" for their valuable and extensive contribution to the definition of the science requirements of the Tandem-L mission.  ... 
doi:10.1109/mgrs.2015.2437353 fatcat:vrf7bnlh55b33ja6imvtmaehv4

A golden age for spaceborne SAR systems

Alberto Moreira
2014 2014 20th International Conference on Microwaves, Radar and Wireless Communications (MIKON)  
Spaceborne Synthetic Aperture Radar (SAR) is the only imaging sensor technology that can provide all-weather, day-and-night and high-resolution images on a global scale.  ...  With the launch of the SAR satellites TerraSAR-X and TanDEM-X, COSMO-SkyMed constellation, Radarsat-2 as well as Sentinel-1a a new class of SAR satellites was introduced providing images with resolution  ...  TANDEM-L Tandem-L is a mission proposal for an innovative interferometric L-band radar instrument that enables the systematic monitoring of dynamic processes over the Earth's surface using advanced techniques  ... 
doi:10.1109/mikon.2014.6899903 fatcat:dyecp5oip5fbnivm2wpxpw6jme

German Spaceborne SAR Missions

Alberto Moreira, Manfred Zink, Michael Bartusch, Adriana Elizabeth Nuncio Quiroz, Samuel Stettner
2021 2021 IEEE Radar Conference (RadarConf21)  
The paper concludes with an overview of the innovative concepts, technologies, imaging techniques and applications planned for the future national SAR missions Tandem-L and HRWS.  ...  Both satellites fly in close formation to form the first bistatic, single-pass interferometric spaceborne SAR system.  ...  TANDEM-L Tandem-L is a proposal for an innovative L-band SAR mission for the systematic observation of dynamic processes on the Earth's surface with hitherto unparalleled quality and resolution [6] ,  ... 
doi:10.1109/radarconf2147009.2021.9455326 fatcat:42vaxlvdyvg5lountil55thfvu

Interferometric Synthetic Aperture Radar (SAR) Missions Employing Formation Flying

Gerhard Krieger, Irena Hajnsek, Konstantinos Panagiotis Papathanassiou, Marwan Younis, Alberto Moreira
2010 Proceedings of the IEEE  
By this, Tandem-L will be an essential step to advance our understanding of the Earth system and its intricate dynamics. Enabling technologies and techniques are described in detail.  ...  The sophisticated mission concept and the high data-acquisition capacity of Tandem-L will moreover provide a unique data source to systematically observe, analyze, and quantify the dynamics of a wide range  ...  Eineder for collecting the science requirements for the Tandem-L deformation mode and providing the right illustration in Fig. 16 , F.  ... 
doi:10.1109/jproc.2009.2038948 fatcat:hgvhvfr4tvhsvhpwhdwgbu7m6e

The earth seen from space by radar remote sensing - a vision for 2025

Alberto Moreira
2012 2012 IEEE Technology Time Machine Symposium (TTM)  
Long-term vision is a space based sensor web that provides a view of our planet like we are used to see with Google Earth, but with high-resolution images and relevant geospatial information being updated  ...  In a changing and dynamic world, high-resolution and timely geospatial information with global access and coverage becomes increasingly important.  ...  One example is the mission proposal Tandem-L which is distinguished by the high degree of innovation with respect to the methodology and technology.  ... 
doi:10.1109/ttm.2012.6509049 fatcat:xdptncfw2ndf3emrqceqduzj3m

NewSpace SAR: Disruptive Concepts for Cost-Effective Earth Observation Missions

Michelangelo Villano, Nertjana Ustalli, Luca Dell'Amore, Se-Yeon Jeon, Gerhard Krieger, Alberto Moreira, Maxwell Nogueira Peixoto, Jan Krecke
2020 2020 IEEE Radar Conference (RadarConf20)  
Future SAR missions will deliver weekly high-resolution images of our planet, thereby allowing quantification of several essential climate variables.  ...  These solutions will help spreading the on-going NewSpace revolution to SAR remote sensing and posing the basis for future Earth observation missions that will yield remarkable societal benefits.  ...  In response to these needs, a proposal for a highly innovative L-band SAR mission, Tandem-L, was started at DLR with a joint pre-phase A study with the National Aeronautics and Space Administration (NASA  ... 
doi:10.1109/radarconf2043947.2020.9266694 fatcat:lfwmwnsl75azpmwqmikgidrjfq

Satellite Remote Sensing Missions for Monitoring Water, Carbon, and Global Climate Change [Scanning the Issue]

Leung Tsang, Thomas Jackson
2010 Proceedings of the IEEE  
HY-3 with high-resolution polarimetric SAR will be launched in 2013. The Precipitation and All-weather Temperature and Humidity (PATH) mission is another of the NASA decadal survey missions.  ...  The paper further describes the designs of the twin satellite missions, TanDEM-X and Tandem-L.  ...  Pecora Award (NASA and Dept. of Interior) for outstanding contributions toward understanding the Earth by means of remote sensing and the AGU Hydrologic Sciences Award for outstanding contributions to  ... 
doi:10.1109/jproc.2010.2044851 fatcat:akiv45qscnbt3pchx2ulxxn7la

TanDEM-X mission status: The new topography of the earth takes shape

Manfred Zink, Alberto Moreira
2014 2014 IEEE Geoscience and Remote Sensing Symposium  
A single-pass SAR interferometer with adjustable baselines in across-and in along-track directions was formed by adding a second spacecraft (TDX), almost identical to TerraSAR-X (TSX), and flying the two  ...  With typical across-track baselines of 150 to 500 m a global Digital Elevation Model (DEM) is being generated.  ...  One example is Tandem-L, a mission proposal for monitoring dynamic processes on the Earth surface with unprecedented accuracy [5] , [19] .  ... 
doi:10.1109/igarss.2014.6947207 dblp:conf/igarss/ZinkM14 fatcat:dkgof2666jbnhcy5ueibzi7kgu

TanDEM-X mission: Overview, challenges and status

Manfred Zink, Alberto Moreira
2013 2013 IEEE International Geoscience and Remote Sensing Symposium - IGARSS  
A single-pass SAR interferometer with adjustable baselines in across-and in along-track directions was formed by adding a second (TDX), almost identical spacecraft to TerraSAR-X (TSX) and flying the two  ...  With typical across-track baselines of 150 to 500 m a global Digital Elevation Model (DEM) with 2 m relative height accuracy at a 12-m posting is being generated.  ...  One example is Tandem-L, a mission proposal for monitoring dynamic processes on the Earth surface with unprecedented accuracy [13] - [16] .  ... 
doi:10.1109/igarss.2013.6723171 dblp:conf/igarss/ZinkM13 fatcat:p2eprlbicncidm5lqyqlvaql3a

TanDEM-X: 10 Years of Formation Flying Bistatic SAR Interferometry

Manfred Zink, Alberto Moreira, Irena Hajnsek, Paola Rizzoli, Markus Bachmann, Ralph Kahle, Thomas Fritz, Martin Huber, Gerhard Krieger, Marie Lachaise, Michele Martone, Edith Maurer (+1 others)
2021 IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing  
The primary objective of the mission was the generation of a global Digital Elevation Model (DEM) with unprecedented accuracy (12-m horizontal resolution and 2-m relative height accuracy).  ...  The first formation flying radar system was built by extending the TerraSAR-X synthetic aperture radar (SAR) mission by a second, TerraSAR-X-like satellite TanDEM-X.  ...  ACKNOWLEDGMENT The authors would like to thank the anonymous reviewers for their valuable comments and suggestions that helped to improve this article.  ... 
doi:10.1109/jstars.2021.3062286 fatcat:tpcukwphrjdkrahcpabs35pryy

The legacy of the SIR-C/X-SAR radar system: 25 years on

Anthony Freeman, Manfred Zink, Ed Caro, Alberto Moreira, Louise Veilleux, Marian Werner
2019 Remote Sensing of Environment  
These techniques will also help ensure rapid turnaround in calibrating polarimetric SAR measurements from the planned NISAR (JPL, 2019) and Tandem-L missions (Krieger et al, 2010; Moreira et al, 2015)  ...  Systems after SIR-C/X-SAR In addition to the innovations discussed above, a lot of lessons were learned during the SIR-C/X-SAR missions, which were freely and openly shared with the SAR community, e.g  ... 
doi:10.1016/j.rse.2019.111255 fatcat:2qkh6bdnxbaapjumm334akvxve

A tutorial on synthetic aperture radar

Alberto Moreira, Pau Prats-Iraola, Marwan Younis, Gerhard Krieger, Irena Hajnsek, Konstantinos P. Papathanassiou
2013 IEEE Geoscience and Remote Sensing Magazine  
the ultimate goal to allow a wide-swath high-resolution monitoring of dynamic processes on the Earth surface in a quasi-continuous way.  ...  Digital Beamforming ScanSAR with Multiple Azimuth Channels joint Tandem-L/DESDynI study [83] .  ... 
doi:10.1109/mgrs.2013.2248301 fatcat:adkcmbk66vak7c3xhzorqxxmdm
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