Ground Moving Target Indication for High-Resolution Wide-Swath Synthetic Aperture Radar Systems
Sign Up to like & getrecommendations! Published in 2017 at "IEEE Geoscience and Remote Sensing Letters"
DOI: 10.1109/lgrs.2017.2678987
Abstract: This letter presents a new scheme for ground moving target indication in high-resolution wide-swath (HRWS)-synthetic aperture radar (SAR) systems. The asymmetry of the Doppler spectra is measured to extract the range bins with moving targets.… read more here.
Keywords: moving target; high resolution; target indication; resolution wide ... See more keywords
Fast Approach for SAR Imaging of Ground Moving Target With Doppler Ambiguity Based on 2-D SCFT and IRFCCF
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Geoscience and Remote Sensing Letters"
DOI: 10.1109/lgrs.2020.3035817
Abstract: Unknown motions will make the synthetic aperture radar (SAR) images of ground moving targets defocused. The target signal easily exhibits Doppler ambiguity due to the limitation of pulse repetition frequency, which leads to the focusing… read more here.
Keywords: doppler ambiguity; moving target; ground moving; doppler ... See more keywords
Single Channel SAR Ground Moving Target Detection Algorithm Based on Subband Interferometry
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Geoscience and Remote Sensing Letters"
DOI: 10.1109/lgrs.2022.3143874
Abstract: Traditional synthetic aperture radar (SAR) ground moving target detection (GMTD) technology mostly relies on multichannel data, which requires higher complexity of the radar system. This letter proposes a subband interferometry (SBI)-based algorithm for single-channel SAR… read more here.
Keywords: moving target; target detection; ground moving; target ... See more keywords
Ground Moving Target Detection and Trajectory Reconstruction Methods for Multichannel Airborne Circular SAR
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Aerospace and Electronic Systems"
DOI: 10.1109/taes.2022.3141332
Abstract: Synthetic aperture radar ground moving target indication (SAR-GMTI) is an attractive mode for radar system to obtain high-resolution regional images and detection of moving targets simultaneously. Moreover, the 360° observation capability of circular SAR (CSAR)… read more here.
Keywords: moving target; detection; ground moving; target ... See more keywords
Performances Analysis of Coherently Integrated CPF for LFM Signal Under Low SNR and Its Application to Ground Moving Target Imaging
Sign Up to like & getrecommendations! Published in 2017 at "IEEE Transactions on Geoscience and Remote Sensing"
DOI: 10.1109/tgrs.2017.2727508
Abstract: The detection and parameters estimation of linear frequency-modulated (LFM) signal are important for modern radar applications, but they are also challenged by the fact that echo signal is often of low signal-to-noise ratio (SNR) due… read more here.
Keywords: low snr; target; lfm signal; coherently integrated ... See more keywords
Ground Moving Target Detection With Nonuniform Subpulse Coding in SAR System
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Transactions on Geoscience and Remote Sensing"
DOI: 10.1109/tgrs.2022.3231914
Abstract: For the high-resolution and wide-swath (HRWS) synthetic aperture radar (SAR) system, the increasing imaging width results in a serious range ambiguity problem, which affects the performance of ground moving target indication (GMTI). In this article,… read more here.
Keywords: subpulse coding; moving target; sar system; ground moving ... See more keywords
Dual-Channel Airborne SAR Imaging of Ground Moving Targets on Perturbed Platform
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Transactions on Geoscience and Remote Sensing"
DOI: 10.1109/tgrs.2023.3265408
Abstract: A dual-channel airborne synthetic aperture radar (SAR) imaging approach is proposed to acquire well-focused images of ground moving targets (GMTs) after compensating for the platform trajectory deviation (PTD). The phase error attributed to either PTD… read more here.
Keywords: sar imaging; moving targets; dual channel; ground moving ... See more keywords
An Accelerated Sequential PCP-Based Method for Ground-Moving Objects Detection From Aerial Videos
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Transactions on Image Processing"
DOI: 10.1109/tip.2019.2923376
Abstract: The detection of ground-moving objects in aerial videos has evolved over the years to handle more challenges such as large camera motion, the small size of the objects, and occlusion. Recently, aerial detection has been… read more here.
Keywords: pcp based; moving objects; aerial videos; ground moving ... See more keywords