Results 11 to 20 of about 2,458,810 (174)

Logarithmic Laplacian Prior Based Bayesian Inverse Synthetic Aperture Radar Imaging [PDF]

Sensors, 2016
This paper presents a novel Inverse Synthetic Aperture Radar Imaging (ISAR) algorithm based on a new sparse prior, known as the logarithmic Laplacian prior.
Shuanghui Zhang, Yongxiang Liu, Xiang Li, Guoan Bi   +3 more
doaj   +2 more sources

An Improved Space-Based ISAR Simulation Method Using Two-Line Element Data [PDF]

Sensors
Inverse synthetic aperture radar (ISAR) technology is widely used in the field of target recognition, and radar simulation technology is also being extensively studied. The present study focuses on the digital simulation of ISAR technology and proposes a
Wenjie Zhu, Hongxing Hao, Ronghuan Yu, Desheng Liu   +3 more
doaj   +2 more sources

Multipath Reflectivity Estimation in Urban Environments for Synthetic Aperture Radar Images [PDF]

, 2010
Synthetic Aperture Radar (SAR) images a target region reflectivity function in the multi-dimensional spatial domain of range and cross-range. SAR synthesizes a large aperture radar in order to achieve a finer azimuth resolution than the one provided by ...
Arriba Ruiz, Imanol de, F. Perez-Martinez, Muñoz Ferreras, José María, Pérez Martínez, Félix, I. de Arriba-Ruiz, J. M. Munoz-Ferreras, Pérez-Martínez, F., Muñoz-Ferreras, J. M., De Arriba-Ruiz, I.   +8 more
core   +1 more source

Synthetic aperture radar demonstration kit for signal processing education [PDF]

, 2007
A Synthetic Aperture Radar scale model has been developed to improve signal processing teaching. Based on low frequency ultrasound transmission, it is a low cost demonstration kit.
Chaumette, Eric, Nouals, Claude, Besson, Olivier, Olivier Besson, Mouton, Bernard, Eric Chaumette, Francois Vincent, Claude Nouals, Bernard Mouton, Vincent, François   +9 more
core   +1 more source

Multidimensional Waveform Encoding for Synthetic Aperture Radar Remote Sensing [PDF]

, 2007
This paper introduces and analyses the innovative concept of multidimensional waveform encoding for spaceborne synthetic aperture radar (SAR). The combination of this technique with digital beamforming on receive enables a new class of highly ...
Moreira, Alberto, A. Moreira, G. Krieger, Gebert, Nicolas, Krieger, Gerhard, N. Gebert   +5 more
core   +1 more source

A Concept for High Performance Reflector-Based Synthetic Aperture Radar [PDF]

, 2010
The success of current spaceborne Synthetic Aperture Radar (SAR) is boosting the performance requirement of next generation systems. In order to cope with the evolution of SAR, the design of the new systems will need to meet higher requirements for ...
Patyuchenko, Anton, Huber, Sigurd, Anton Patyuchenko, Alberto Moreira, Moreira, Alberto, Younis, Marwan, Krieger, Gerhard, Sigurd Huber, Marwan Younis, Gerhard Krieger   +9 more
core   +1 more source

Parametric Sparse Representation and Its Applications to Radar Sensing

Leida xuebao, 2016
Sparse signal processing has been utilized to the area of radar sensing. Due to the presence of unknown factors such as the motion of the targets of interest and the error of the radar trajectory, a predesigned dictionary cannot provide the optimally ...
Li Gang, Xia Xiang-Gen
doaj   +1 more source

A Sparse Bayesian Learning Approach for Vortex Electromagnetic Wave Three-dimensional Imaging in the Terahertz Band

Leida xuebao, 2021
In the Inverse Synthetic Aperture Radar (ISAR) imaging system, when the terahertz radar transmits the wide bandwidth signal and vortex electromagnetic wave, Three-Dimensional (3D) high-resolution imaging can be achieved through information decoupling ...
Yanwen JIANG, Hongqi FAN, Shuangxun LI
doaj   +1 more source

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

, 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, Moreira, Alberto, Younis, Marwan, Papathanassiou, Konstantinos, Krieger, Gerhard, Konstantinos Panagiotis Papathanassiou, Alberto Moreira, Irena Hajnsek, Gerhard Krieger, Marwan Younis   +9 more
core   +1 more source

Multifrequency and Multistatic Inverse Synthetic Aperture Radar, with Application to FM Passive Radar

EURASIP Journal on Advances in Signal Processing, 2010
This paper deals with the imaging of a moving target using a multifrequency and multistatic radar consisting in one receiver and several narrowband transmitters.
Guillaume Ginolhac, Françoise Schmitt, Franck Daout, Philippe Forster   +3 more
doaj   +2 more sources