Results 21 to 30 of about 55,165 (228)

Autonomous Navigation Airborne Forward-Looking SAR High Precision Imaging with Combination of Pseudo-Polar Formatting and Overlapped Sub-Aperture Algorithm

Remote Sensing, 2013
Autonomous navigation airborne forward-looking synthetic aperture radar (SAR) observes the anterior inferior wide area with a short cross-track dimensional linear array as azimuth aperture.
Xueming Peng, Yanping Wang, Wen Hong, Weixian Tan, Yirong Wu   +4 more
doaj   +1 more source

Back projection algorithm modification for higher probability of moving target detection in SAR data processing [PDF]

Радиофизика и электроника, 2020
Subject and Purpose. The paper is concerned with Synthetic Aperture Radar (SAR) imaging and data processing and seeks to modify the conventional time-domain back projection algorithm (BPA) used for creating a SAR image.
M.V. Balaban, Y.V. Goncharenko, V.M. Gorobets, O.L. Kovorotniy, F.V. Kivva, G. Farquharson   +5 more
doaj   +1 more source

Curved-Path SAR Geolocation Error Analysis Based on BP Algorithm

IEEE Access, 2019
The theoretical modeling and analysis of synthetic aperture radar (SAR) location error play an important role in SAR system design and error source budget.
Junbin Liu, Xiaolan Qiu, Lijia Huang, Chibiao Ding   +3 more
doaj   +1 more source

Phaseless Radar Coincidence Imaging with a MIMO SAR Platform

Remote Sensing, 2019
The correlation-based synthetic aperture radar imaging technique, termed radar coincidence imaging, is extended to a fully multistatic multiple-input multiple-output (MIMO) synthetic aperture radar (SAR) configuration.
Aaron V. Diebold, Mohammadreza F. Imani, David R. Smith   +2 more
doaj   +1 more source

Refocusing Moving Ship Targets in SAR Images Based on Fast Minimum Entropy Phase Compensation

Sensors, 2019
Moving ship targets appear blurred and defocused in synthetic aperture radar (SAR) images due to the translation motion during the coherent processing. Motion compensation is required for refocusing moving ship targets in SAR scenes.
Xiangli Huang, Kefeng Ji, Xiangguang Leng, Ganggang Dong, Xiangwei Xing   +4 more
doaj   +1 more source

Polarimetric Calibration for a Ground-Based Radar, and Comparison of the Polarimetric Parameters with Air-Borne SAR Obtained from a Forest

Remote Sensing, 2017
A polarimetric ground-based radar (GB-radar) system operated in the L-band has been developed. The frequency range of GB-radar is 1.215 to 1.3 GHz, which is the same as that of Japanese satellite-borne SAR, PALSAR-2 (Phased Array type L-band Synthetic ...
Manabu Watanabe, Masanobu Shimada
doaj   +1 more source

Electromagnetic Scattering Characteristic Extraction and Imaging Recognition Algorithm: A Review

Leida xuebao, 2022
One remarkable trend in applying synthetic aperture radar technology is the automatic interpretation of Synthetic Aperture Radar (SAR) images. The electromagnetic scattering characteristics have a robust correlation with the target structure, which ...
Mengdao XING, Yiyuan XIE, Yuexin GAO, Jinsong ZHANG, Jiaming LIU, Zhixin WU   +5 more
doaj   +1 more source

Advances in InSAR Imaging and Data Processing

Remote Sensing, 2022
Through different phases of synthetic aperture radar (SAR) data acquired on different dates and/or at different satellite imaging locations, the interferometric SAR (InSAR) technique has long been used to map ground deformation or generate global digital
Lei Zhang, Zhong Lu
doaj   +1 more source

A Multiple Radar Approach for Automatic Target Recognition of Aircraft using Inverse Synthetic Aperture Radar [PDF]

, 2018
Along with the improvement of radar technologies, Automatic Target Recognition (ATR) using Synthetic Aperture Radar (SAR) and Inverse SAR (ISAR) has come to be an active research area.
Cantu, Angel, Cantu, Elifaleth, Castellanos, Osvaldo, Gonzales, Adolfo, Kim, Dongchul, Pena-Caballero, Carlos, Rodriguez, Jesus, Son, Jae, Strait, Megan   +8 more
core   +3 more sources

Accurate Analysis of Target Characteristic in Bistatic SAR Images: A Dihedral Corner Reflectors Case

Sensors, 2017
The dihedral corner reflectors are the basic geometric structure of many targets and are the main contributions of radar cross section (RCS) in the synthetic aperture radar (SAR) images.
Dongyang Ao, Yuanhao Li, Cheng Hu, Weiming Tian   +3 more
doaj   +1 more source