Results 31 to 40 of about 7,032 (255)

OFDM-ISAR Sparse Optimization Imaging and Motion Compensation

Leida xuebao, 2016
Orthogonal Frequency Division Multiplexing (OFDM) technology has been utilized in radar imaging to obtain high-resolution range profiles without inter-range cell interference.
Wu Min, Zhang Lei, Liu Songyang, Xing Mengdao   +3 more
doaj   +1 more source

Coherent compensation and high‐resolution technology of multi‐band inverse synthetic aperture radar fusion imaging

IET radar, sonar & navigation, 2021
National Natural Science Foundation of China, Grant/Award Number: 61601496; Natural Science Foundation of Hebei Province, Grant/Award Numbers: F2019506031, F2019506037, F2020506036; Frontier Innovation Program of Army Engineering University, Grant/Award ...
Xiaoxiu Zhu, Limin Liu, B. Guo, Wenhua Hu, Juntao Ma, Lin Shi   +5 more
semanticscholar   +1 more source

BSBL-based multiband fusion ISAR imaging

The Journal of Engineering, 2019
Multiband fusion imaging can effectively improve the range resolution of inverse synthetic aperture radar (ISAR) imaging. In this study, the block sparse Bayesian learning (BSBL) method is applied to multiband fusion imaging to achieve high-resolution ...
Di Xiong, Junling Wang, Lizhi Zhao, Meiguo Gao   +3 more
doaj   +1 more source

Interferometric inverse synthetic aperture radar experiment using an interferometric linear frequency modulated continuous wave millimetre-wave radar [PDF]

, 2011
D. Felguera-Martín,1 J.-T. González-Partida,1 P. Almorox-González,1 M. Burgos-García,1 and B.-P. Dorta-Naranjo2 1Universidad Politécnica de Madrid, Ciudad Universitaria s/n, Grupo de Microondas y Radar.
Almorox-Gonzalez, B.-P. Dorta-Naranjo, Bertl, Changzheng, D. Felguera-Martín, J.-T. González-Partida, James, Liang, Liya, M. Burgos-García, Mayhan, P. Almorox-González, Qun, Qun, Qun, Smith, Soumekh, Xiaojian, Xiaojian, Xiaojian   +19 more
core   +2 more sources

Wide-Angle, Ultra-Wideband ISAR Imaging of Vehicles and Drones

Sensors, 2018
In-situ, wide-angle, and ultra-wideband inverse synthetic aperture radar (ISAR) imaging of vehicles and drones is demonstrated using a portable ultra-wideband radar.
Chenchen J. Li, Hao Ling
doaj   +1 more source

Inverse Airborne Optical Sectioning

Drones, 2022
We present Inverse Airborne Optical Sectioning (IAOS), an optical analogy to Inverse Synthetic Aperture Radar (ISAR). Moving targets, such as walking people, that are heavily occluded by vegetation can be made visible and tracked with a stationary ...
Rakesh John Amala Arokia Nathan, Indrajit Kurmi, Oliver Bimber   +2 more
doaj   +1 more source

Anti-jamming of Inverse Synthetic Aperture Radar based on Slope-varying Linear Frequency Modulation Signal [PDF]

, 2009
Deceptive jamming technology against inverse synthetic aperture radar is matured now, which is meaningful in military application. But the research on anti-jamming technology for inverse synthetic aperture radar (ISAR) is still not a mature technology ...
Hongqiang, Wang, Liang, Wu, Xiang, Li, Yupeng, Zhu   +3 more
core   +2 more sources

A nonquadratic regularization-based technique for joint SAR imaging and model error correction [PDF]

, 2008
Regularization based image reconstruction algorithms have successfully been applied to the synthetic aperture radar (SAR) imaging problem. Such algorithms assume that the mathematical model of the imaging system is perfectly known.
Cetin, Mujdat, Onhon, Ozben Naime, Çetin, Müjdat, Önhon, Özben Naime   +3 more
core   +1 more source

An Efficient Preprocessing Approach for Airborne Hybrid SAR and ISAR Imaging of Ship Target Based on Kernel Distribution

IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2022
The airborne hybrid synthetic aperture radar (SAR) and inverse synthetic aperture radar (ISAR) imaging for the ship target is very important in the field of ocean surveillance, but it suffers from the problem of high computational complexity.
Rui Cao, Yong Wang, Yanchao Lin, Yun Zhang   +3 more
doaj   +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