Results 91 to 100 of about 18,766,476 (140)

Imaging a Wide Swath with Full Polarimetry [PDF]

open access: yes, 2015
Several applications of synthetic aperture radar (SAR) require or at least benefit from full polarimetry. In the past, however, full polarimetry has been often discarded in the design of spaceborne SAR missions, as it implied a significant reduction of ...
Villano, Michelangelo   +3 more
core  

Channel Error Estimation Algorithm for Multichannel in Azimuth HRWS SAR System Based on a 3-D Deep Learning Scheme

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
High-resolution and wide-swath (HRWS) multichannel synthetic aperture radar (SAR) provides extensive imaging coverage, playing a pivotal role in remote sensing applications.
Li Shaojie   +5 more
doaj   +1 more source

Digital beamforming and multidimensional waveform encoding for sapceborne radar remote sensing [PDF]

open access: yes, 2007
This paper introduces the innovative concept of multidimensional waveform encoding for space-borne synthetic aperture radar (SAR). The combination of this technique with digital beamforming on receive enables a new generation of SAR systems with ...
Moreira, Alberto   +2 more
core  

Advanced Concepts for Ultra-Wide-Swath SAR Imaging [PDF]

open access: yes, 2008
This paper reviews advanced multi-channel SAR system concepts for the imaging of ultra-wide swaths with high azimuth resolution. Novel system architectures and operational modes are introduced and compared to each other with regard to their ...
Patyuchenko, Anton   +5 more
core  

Experimental Verification of High-Resolution Wide-Swath Moving Target Indication [PDF]

open access: yes, 2016
Recently we have introduced a set of novel low pulse repetition frequency (PRF) algorithms, which allow for simultaneous high-resolution wide-swath (HRWS) SAR imaging and moving target indication (MTI) without the need of changing the system operation ...
Baumgartner, Stefan V., Krieger, Gerhard
core  

Innovative MirrorSAR Concept for Multi-Static HRWS

open access: yes, 2019
DLR funded a phase 0/A study High-Resolution Wide-Swath (HRWS) at Airbus DS DLR/HR provided mission concept, analysis and performance of HRWS extension by 3 Rx satellites This allows for DEM acquisition with unprecedented accuracy DLR owned ...
Mittermayer, Josef   +4 more
core  

System Concepts for Bi- and Multi-Static SAR Missions [PDF]

open access: yes, 2003
The performance and capabilities of bi- and multistatic spaceborne synthetic aperture radar (SAR) are analyzed. Such systems can be optimized for a broad range of applications like frequent monitoring, wide swath imaging, single-pass cross-track ...
Rodriguez Cassola, Marc   +4 more
core  

Ka-Band Systems and Processing Approaches for Simultaneous High-Resolution Wide-Swath SAR Imaging and Ground Moving Target Indication [PDF]

open access: yes, 2014
Although high-resolution wide-swath (HRWS) SAR imaging and ground moving target indication (GMTI) systems from the system architecture point of view look quite similar (both system types employ multiple receiving (RX) channels arranged along azimuth ...
Baumgartner, Stefan V.   +5 more
core  

Simultaneous Low PRF GMTI and HRWS SAR Imaging without Changing the System Operation Mode

open access: yes, 2014
In the paper a novel method for reconstruction and parameter estimation of moving target signals acquired with a highresolution wide-swath (HRWS) SAR system is presented.
Baumgartner, Stefan V.   +2 more
core  

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