Results 51 to 60 of about 1,729,562 (203)

Spaceborne Radar Technologies for Earth Remote Sensing [PDF]

open access: yes, 2007
Synthetic Aperture Radar (SAR) is an indispensable source of information in earth observation since SAR is the only spaceborne sensor that has highresolution, all-weather and day-and-night imaging capability.
Moreira, Alberto
core  

Toward an Improved Understanding of the Antarctic Coastal Zone and Its Contribution to Future Global Sea Level

open access: yesReviews of Geophysics, Volume 64, Issue 3, September 2026.
Abstract Understanding the coastal zone of the Antarctic Ice Sheet (AIS), where it interacts with the Southern Ocean and warmer air masses, is crucial for predicting Antarctica's influence on the global climate and sea level. This region has multiple tipping mechanisms that could trigger large, rapid, and potentially irreversible changes in the AIS ...
Kenichi Matsuoka   +79 more
wiley   +1 more source

Unambiguous Imaging of Static Scenes and Moving Targets with the First Chinese Dual-Channel Spaceborne SAR Sensor

open access: yesSensors, 2017
Multichannel synthetic aperture radar (SAR) is a breakthrough given the inherent limitation between high-resolution and wide-swath (HRWS) faced with conventional SAR.
Tingting Jin   +3 more
doaj   +1 more source

Interferometric Synthetic Aperture Radar (InSAR) for Monitoring Seasonal Snow

open access: yesWater Resources Research, Volume 62, Issue 9, September 2026.
Abstract Interferometric Synthetic Aperture Radar (InSAR) offers a potential pathway for measuring seasonal snow water equivalent (SWE) and snow depth at spatial and temporal scales needed for basin‐scale hydrology. First proposed for seasonal snow more than 25 years ago, InSAR uses repeat‐pass radar phase differences to estimate changes in SWE or ...
Jack Tarricone   +17 more
wiley   +1 more source

Application of Quasi-Continuous Waveform Coding in Spaceborne Synthetic Aperture Radar

open access: yesRemote Sensing
Quasi-continuous wave radar is an attempt to give consideration to the performance of pulse and continuous wave radar signals. However, it also has the shortcomings of both.
Weizheng Shao   +4 more
doaj   +1 more source

Sliding Spotlight Mode Imaging with GF-3 Spaceborne SAR Sensor

open access: yesSensors, 2017
Synthetic aperture radar (SAR) sliding spotlight work mode can achieve high resolutions and wide swath (HRWS) simultaneously by steering the radar antenna beam.
Qingjun Zhang   +4 more
doaj   +1 more source

Surface Change Detection on Venus: An Inter‐Mission Comparison Framework Between Magellan and Future Radar Images

open access: yesJournal of Geophysical Research: Planets, Volume 131, Issue 9, September 2026.
Abstract Detecting surface changes on Venus by comparing Magellan synthetic aperture radar (SAR) data with future high‐resolution data from Envision and VERITAS will be essential for constraining present‐day volcanism and characterizing planetary surface processes.
Yao Gao   +5 more
wiley   +1 more source

Calibration Issue in SMART Synthetic Aperture Radar Based on Scan-On-Receive [PDF]

open access: yes, 2009
A new spaceborne Synthetic Aperture Radar (SAR) system based on SCan-On-REceive (SCORE) algorithm has been recently proposed in order to overcome the trade-off between spatial resolution and swath wide of current SAR systems. The compound architecture of
Bordoni, Federica   +2 more
core  

MIMO-SAR and the Orthogonality Confusion [PDF]

open access: yes, 2012
This paper reviews radar architectures that employ multiple transmit and multiple receive channels to improve the performance of synthetic aperture radar (SAR) systems.
A. Patyuchenko   +21 more
core   +1 more source

First Retrieval of Sea Surface Currents Using L-Band SAR in Satellite Formation

open access: yesRemote Sensing
The inversion of ocean currents is a significant challenge and area of interest in ocean remote sensing. Spaceborne along-track interferometric synthetic aperture radar (ATI-SAR) has several advantages and benefits, including precise observations ...
Bo Pan   +6 more
doaj   +1 more source

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