Results 71 to 80 of about 1,390 (218)

New processing approach and results for bistatic TerraSAR-X/F-SAR spaceborne-airborne experiments [PDF]

open access: yes, 2009
Following the success of the first bistatic spaceborne-airborne experiment between TerraSAR-X and FSAR carried out in November 2007, DLR has performed a second bistatic experiment in July 2008 with new challenging acquisitions.
Nottensteiner, Anton   +7 more
core  

Analysis of Methods for Reconstructing Periodically Missed SAR Data Acquired Close to Nyquist [PDF]

open access: yes, 2012
The cooperative nature of the TanDEM-X mission bistatic operation allows the periodically exchange of information between transmitter and receiver over the SAR acquisition.
Marc Rodriguez-Cassola   +7 more
core   +1 more source

Performance Evaluation of Spaceborne Bistatic SAR Systems [PDF]

open access: yesJournal of Electromagnetic Engineering and Science
In this paper, the performances of spaceborne bistatic synthetic aperture radar (SAR) systems are evaluated and compared with those of the conventional monostatic SAR system.
Suk-Jin Kim   +5 more
doaj   +1 more source

Multistatic Frequency and Polarimetry Adaptive Autofocus for Synthetic Aperture Radar Imaging of a Moving Target

open access: yesIET Radar, Sonar &Navigation, Volume 20, Issue 1, January/December 2026.
This paper presents a multistatic, frequency‐ and polarimetry‐adaptive autofocus algorithm (F‐Pol) for SAR imaging of moving targets undergoing complex, six‐degrees‐of‐freedom (6‐DoF) motion. Building on Localised Threshold Sharpness (LTS), the method exploits agreement across frequency sub‐bands and polarisation channels to improve pulse‐by‐pulse ...
Anmol Rattan, Daniel Andre, Mark Finnis
wiley   +1 more source

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  

Multiangle Bistatic SAR Imaging and Fusion Based on BeiDou-2 Navigation Satellite System

open access: yesLeida xuebao, 2015
Bistatic Synthetic Aperture Radar (BSAR) based on the Global Navigation Service System (GNSSBSAR) uses navigation satellites as radar transmitters, which are low in cost. However, GNSS-BSAR images have poor resolution and low Signal-to-Noise Ratios (SNR).
Zeng Tao   +3 more
doaj   +1 more source

Multi‐Angle Bistatic Scattering Characteristics of Ground Targets Observed by GB‐SAR Experiment

open access: yesIET Radar, Sonar &Navigation, Volume 20, Issue 1, January/December 2026.
This paper presents an experimental investigation of bistatic scattering characteristics using an outdoor ground‐based SAR system working in Ku‐band. Representative artificial and natural targets were measured and analysed to characterise their angular bistatic scattering responses and underlying scattering mechanisms.
Hoonyol Lee
wiley   +1 more source

TANDEM-X: A RADAR INTERFEROMETER WITH TWO FORMATION FLYING SATELLITES [PDF]

open access: yes, 2012
TanDEM-X (TerraSAR-X add-on for Digital Elevation Measurements) is an innovative formation flying radar mission that opens a new era in spaceborne radar remote sensing.
Zink, Manfred   +2 more
core  

Joint Decoupling Optimization of Frequency Offsets and Array Elements for Frequency Diverse Arrays

open access: yesInternational Journal of Antennas and Propagation, Volume 2026, Issue 1, 2026.
Frequency diverse array (FDA) has a distance‐angle–dependent beam direction map, which has a greater application advantage than phased array. However, due to the distance‐angle coupling and periodicity of its beam direction map, it makes the parameter information of the target obtained through FDA have ambiguous phenomena. Currently, researchers mostly
Yuming Lu   +5 more
wiley   +1 more source

Advanced Interferometric SAR Techniques with TanDEM-X [PDF]

open access: yes, 2008
TanDEM-X is an innovative mission with a TerraSAR-X add-on satellite for high-resolution singlepass SAR interferometry. The TanDEM-X mission has the primary objective of generating a consistent, global DEM with an unprecedented accuracy according to the ...
Hajnsek, Irena   +13 more
core   +1 more source

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