Results 21 to 30 of about 1,390 (218)

Interferometric Synthetic Aperture Radar (SAR) Missions Employing Formation Flying [PDF]

open access: yes, 2010
This paper presents an overview of single-pass interferometric Synthetic Aperture Radar (SAR) missions employing two or more satellites flying in a close formation.
Hajnsek, Irena   +4 more
core   +1 more source

Bistatic TerraSAR-X/F-SAR Spaceborne-Airborne SAR Experiment: Description, Data Processing and Results [PDF]

open access: yes, 2010
We report about the first X-band spaceborne-airborne bistatic SAR experiment, using the German satellite TerraSAR-X as transmitter and DLR's new airborne radar system F-SAR as receiver. The data were acquired early November 2007.
Rodriguez Cassola, Marc   +3 more
core   +1 more source

ωk algorithm for multi-receiver synthetic aperture sonar based on exact analytical two-dimensional spectrum

open access: yesThe Journal of Engineering, 2019
Based on the method of deriving two-dimensional wavenumber spectrum by using instantaneous Doppler wavenumber in bistatic synthetic aperture radar, the analytical solution of two-dimensional wavenumber spectrum of multi-receiver synthetic aperture sonar (
Jinbo Wang, Jinsong Tang, Zhen Tian
doaj   +1 more source

Are Pixel Intensities Proportional To Radar Cross Section In SAR Images? [PDF]

open access: yes, 2012
Radar cross section has long been the measurement quantity of choice to describe the radar reflectivity of point targets in calibrated synthetic aperture radar (SAR) images.
Döring, Björn J.   +3 more
core   +1 more source

Efficient Time-Domain Image Formation with Precise Topography Accommodation for General Bistatic SAR Configurations [PDF]

open access: yes, 2011
Due to the lack of an appropriate symmetry in the acquisition geometry, generalised bistatic SAR cannot benefit from the two main properties of low-to-moderate resolution monostatic SAR: azimuth-invariance and topography-insensitivity.
Marc Rodriguez-Cassola   +7 more
core   +1 more source

Spaceborne Bi- and Multistatic SAR: Potential and Challenges [PDF]

open access: yes, 2006
Bi- and multistatic synthetic aperture radar (SAR) operates with distinct transmit and receive antennas that are mounted on separate platforms. Such a spatial separation has several operational advantages, which will increase the capability, reliability ...
Moreira, Alberto, Krieger, Gerhard
core   +1 more source

Geosynchronous Spaceborne-Airborne Bistatic Moving Target Indication System: Performance Analysis and Configuration Design

open access: yesRemote Sensing, 2020
Geosynchronous spaceborne-airborne bistatic synthetic aperture radar (GEO SA-BSAR), consisting of GEO transmitter and airborne receiver, has stable coverage for a long time and benefits moving target detection.
Xichao Dong   +3 more
doaj   +1 more source

Applications of Bistatic Radar to Volcano Topography—A Review of Ten Years of TanDEM-X

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2021
The TanDEM-X satellite mission has revolutionized DEM generation from spaceborne synthetic aperture radar. In addition to the primary objective of generating a consistent digital elevation model with global coverage and unprecedented accuracy, the ...
Julia Kubanek   +2 more
doaj   +1 more source

Bistatic ISAR sparse aperture maneuvering target translational compensation imaging algorithm [PDF]

open access: yesRadioengineering, 2022
For bistatic inverse synthetic aperture radar (Bi-ISAR), the non-uniform motion state of maneuvering target and the time-varying bistatic angle make the traditional imaging method of moving target face the problem of translation compensation, and the ...
H. S. Zhu   +5 more
doaj  

Moving Target Imaging Using GNSS-Based Passive Bistatic Synthetic Aperture Radar

open access: yesRemote Sensing, 2020
Current studies of global navigation satellite systems (GNSS)-based bistatic synthetic aperture radar (GNSS-SAR) is focused on static objects on land. However, moving target imaging is also very significant for modern SAR systems. Imaging a moving target
Zhen-Yu He   +3 more
doaj   +1 more source

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