Results 21 to 30 of about 8,120 (187)

Analysis and Simulation on Imaging Performance of Backward and Forward Bistatic Synthetic Aperture Radar

open access: yesRemote Sensing, 2018
In recent years, bistatic synthetic aperture radar (SAR) technique has attracted considerable and increasing attention. Compared to monostatic SAR for which only the backscattering is measured, bistatic SAR expands the scattering measurements in aspects ...
Tingting Li, Kun-Shan Chen, Ming Jin
doaj   +1 more source

Research on Configuration Constraints of Airborne Bistatic SARs

open access: yesSensors, 2022
Based on the analysis of the airborne bistatic synthetic aperture radar (SAR) imaging geometric mode, an extended nonlinear chirp scaling algorithm is employed to simulate and verify the imaging effect of the bistatic SARs.
Yidi Chen   +5 more
doaj   +1 more source

Analysis of Bistatic Ground Clutter and Applications to Target Plotting [PDF]

open access: yesRadioengineering, 2018
This article presents analysis and parametrization of the bistatic ground clutter which is important from the point of view of the modelling/generating of bistatic clutter, and subsequent developing of the new suppression techniques.
J. Pidanic, K. Juryca, A. M. Kumar
doaj  

Bistatic HF Radar [PDF]

open access: yes, 2020
The proliferation of HF radar systems for ocean remote sensing and maritime surveillance continues apace, with hundreds of such radars now deployed around the world.

core   +1 more source

Passive Radar-Based Parameter Estimation of Low Earth Orbit Debris Targets

open access: yesAerospace
Major space agencies such as NASA and the ESA have long reported the growing dangers caused by resident space objects orbiting our planet. These objects continue to grow in number as satellites are imploded and space debris impacts each other, causing ...
Justin K. A. Henry, Ram M. Narayanan
doaj   +1 more source

Soil Moisture Retrieval Using Multistatic L-Band SAR and Effective Roughness Modeling

open access: yesRemote Sensing, 2022
The interest in bistatic SAR systems for soil moisture monitoring has grown over recent years, since theoretical studies suggest that the impact of surface roughness on the retrieval of soil moisture decreases when multistatic, i.e., simultaneous mono ...
Emma Tronquo   +5 more
doaj   +1 more source

Leveraging Big Multitemporal Multisource Satellite Data and Artificial Intelligence for the Detection of Complex and Invisible Features: The Case of Extensive Irrigation Mapping

open access: yesArchaeological Prospection, EarlyView.
ABSTRACT The detection of buried or obscured archaeological features remains a central challenge in landscape archaeology, particularly in the irrigated floodplains of Mesopotamia where levees and canals formed the basis of complex agrarian systems. This study presents a deep learning–based approach for the large‐scale, automated detection of ancient ...
Nazarij Buławka   +4 more
wiley   +1 more source

Performance Prediction and Verification for the Synchronization Link of TanDEM-X [PDF]

open access: yes, 2007
Bistatic Synthetic Aperture Radar (SAR) systems have a high potential for scientific, commercial and security applications. One of the benefits is the possibility to generate digital elevation models using bistatic interferometry.
Robert Metzig   +9 more
core   +1 more source

Evaluation of the bistatic range migration processor [PDF]

open access: yes, 2022
S.144-147The bistatic image formation process is more complex than the monostatic one, because the bistatic range equation consists of the sum of two hyperbolas. Several bistatic SAR processors have been presented in the last years.
Loffeld, O.   +3 more
core   +1 more source

Water Electrolysis Technologies for Extraterrestrial Water Resource Conversion

open access: yesEcoEnergy, EarlyView.
This paper reviews four water electrolysis technologies for extraterrestrial water conversion: alkaline water electrolysis, proton exchange membrane water electrolysis, solid oxide water electrolysis, and anion exchange membrane water electrolysis. It elaborates on their mechanisms, components, and integration, highlighting challenges such as water ...
Yawen Jiang   +6 more
wiley   +1 more source

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