Results 11 to 20 of about 1,780 (204)

A bistatic inverse synthetic aperture radar sparse aperture high‐resolution imaging algorithm with migration compensation

IET Radar, Sonar & Navigation, 2022
In recent years, bistatic inverse synthetic aperture radar (Bi‐ISAR) imaging of targets with sparse aperture has attracted more and more attention. One of the critical issues is that the Bi‐ISAR imaging of some large targets with rotational motions is ...
Hanshen Zhu, Wenhua Hu, Baofeng Guo, Xiaoxiu Zhu, Bin Zhou, Dongfang Xue, Chang'an Zhu   +6 more
doaj   +1 more source

Precise motion compensation method in terahertz ISAR imaging based on sharpness maximization

Electronics Letters, 2022
According to the characteristics of the manoeuvring targets and the superiorities of Terahertz Inverse Synthetic Aperture Radar (THz‐ISAR), a precise motion compensation method based on image sharpness maximization for manoeuvring targets in the ...
Hetong Wang, Qi Yang, Hongqiang Wang, Bin Deng   +3 more
doaj   +1 more source

Ship Target Imaging in Airborne SAR System Based on Automatic Image Segmentation and ISAR Technique

IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2021
The airborne synthetic aperture radar (SAR) image of ship target will be blurred for the complex motion of the target, which will influence the performance of feature extraction and target classification.
Rui Cao, Yong Wang, Bin Zhao, Xiaofei Lu
doaj   +1 more source

Distributed MIMO-ISAR Sub-image Fusion Method

Leida xuebao, 2017
The fast fluctuation associated with maneuvering a target’s radar cross-section often affects the imaging performance stability of traditional monostatic Inverse Synthetic Aperture Radar (ISAR).
Gu Wenkun, Wang Dangwei, Ma Xiaoyan
doaj   +1 more source

High Resolution Full-Aperture ISAR Processing through Modified Doppler History Based Motion Compensation

Sensors, 2017
A high resolution inverse synthetic aperture radar (ISAR) technique is presented using modified Doppler history based motion compensation. To this purpose, a novel wideband ISAR system is developed that accommodates parametric processing over extended ...
Jung-Hwan Song, Kee-Woong Lee, Woo-Kyung Lee, Chul-Ho Jung   +3 more
doaj   +1 more source

Transient Scattering Echo Simulation and ISAR Imaging for a Composite Target-Ocean Scene Based on the TDSBR Method

Remote Sensing, 2022
We propose an inverse synthetic aperture radar (ISAR) imaging algorithm for a composite target-ocean scene based on time-domain shooting and bouncing rays (TDSBR) method.
Guangbin Guo, Lixin Guo, Rui Wang, Wei Liu, Long Li   +4 more
doaj   +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

Review of High-resolution Imaging Techniques of Wideband Inverse Synthetic Aperture Radar

Leida xuebao, 2020
At present, the emphasis of Inverse Synthetic Aperture Radar (ISAR) systems on the characteristics of high carrier frequency, wide bandwidth, multi-polarization capability, distribution, and networking has led to the development and progress of ISAR ...
Biao TIAN, Yang LIU, Pengjiang HU, Wenzhen WU, Shiyou XU, Zengping CHEN   +5 more
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

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