Results 71 to 80 of about 5,182,494 (142)

Along-Track Interferometric SAR Systems for Ground-Moving Target Indication: Achievements, Potentials, and Outlook

, 2020
Along-track interferometric (ATI) synthetic aperture radar (SAR) has proven a powerful tool for ground-moving target indication (GMTI). ATI-SAR systems use more than one antenna (at least two), mounted on a moving platform and displaced along the ...
Schirinzi G., Gierull C., Pascazio V., Budillon A.   +3 more
core   +1 more source

An Improved Knowledge-Based Ground Moving Target Relocation Algorithm for a Lightweight Unmanned Aerial Vehicle-Borne Radar System

Remote Sensing
With the rapid development of lightweight unmanned aerial vehicles (UAVs), the combination of UAVs and ground moving target indication (GMTI) radar systems has received great interest.
Wencheng Liu, Yuan Zhang, Xuyang Ge, Yanlei Li, Yunlong Liu, Xiangxi Bu, Xingdong Liang   +6 more
doaj   +1 more source

Spaceborne HRWS-SAR-GMTI System Design Method with Optimal Configuration

Remote Sensing
The spaceborne high-resolution and wide-swath synthetic aperture radar (HRWS-SAR) system combined with the ground moving target indication (GMTI) mode provides a promising prospect in the realization of wide-area target surveying and high-resolution ...
Yan Jiang, Lingyu Wang, Qing Ling, Jingtao Ma, Penghui Huang, Xingzhao Liu, Jixia Fan   +6 more
doaj   +1 more source

Three-dimensional Trajectory Reconstruction Method of Moving Targets Using Multi-channel Airborne WasSAR Based on L-Shaped Antenna

IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
The airborne wide-angle staring synthetic aperture radar with the ground moving target indication (WasSAR-GMTI) can observe moving targets from multiple angles over extended periods. However, existing airborne WasSAR-GMTI methods exhibit the low accuracy
Haozong Liu, Hongtu Xie, Yuanjie Zhang, Mengfan Ge, Bin Xu, Zhirui Wang, Futai Xie   +6 more
doaj   +1 more source

Acceleration Compensation for Estimation of Along-Track Velocity of Ground Moving Target from Single-Channel SAR SLC Data

Remote Sensing, 2020
Across-track acceleration is a major source of estimation error of along-track velocity in synthetic-aperture radar (SAR) ground moving-target indication (GMTI).
Sang-Wan Kim, Joong-Sun Won
doaj   +1 more source

Brief Analysis on the Development and Application of Multi-Input Multi-Output Synthetic Aperture Radar

Leida xuebao, 2014
Recently, a novel conception of Synthetic Aperture Radar (SAR) based on Multi-Input Multi-Output (MIMO) technology draws much attention for its potential advantages.
Zhou Wei, Liu Yong-xiang, Li Xiang, Ling Yong-shun   +3 more
doaj   +1 more source

Analysis of Geosynchronous Satellite-air Bistatic SAR Clutter Characteristics from the Point of View of Ground Moving Target Indication

Leida xuebao, 2013
Under the geometry of geosynchronous satellite-air bistatic SAR where the geosynchronous satellite is the transmitter and aerostat is the receiver, in order to suppress clutter and detect slowly moving target using Space Time Adaptive Processing (STAP ...
Zhang Dan-dan, Qiu Xiao-lan, Hu Dong-hui, Ding Chi-biao   +3 more
doaj   +1 more source

Study on the simulation of simultaneous full AT-POLINSAR

The Journal of Engineering, 2019
With the maturity of the instantaneous full-polarisation measurement, the instantaneous full-polarimetric system is becoming an important development direction of the polarimetric synthetic aperture radar (POLSAR); however, as an important research ...
Peng Zhang, Penghao Yan, Jialun Yao, Xuan Zhao, Qi Zhang, Tao Liu   +5 more
doaj   +1 more source

Raw Data Based Two-Aperture SAR Ground Moving Target Indication [PDF]

, 2003
-This paper investigates the capability of classical two-channel SAR ground moving target indication (GMTI) techniques, such as Displaced Phase Center Antenna (DPCA) or Along-Track Interferometry (ATI) when implemented on azimuth-uncompressed SAR data ...
Ishuwa C Sikaneta, Christoph H Gierull
core  

Detection of Ground Moving Targets for Two-Channel Spaceborne SAR-ATI

EURASIP Journal on Advances in Signal Processing, 2010
Many present spaceborne synthetic aperture radar (SAR) systems are constrained to only two channels for ground moving target indication (GMTI). Along-track interferometry (ATI) technique is currently exploited to detect slowly moving targets and measure
Cai Bin, Dong Zhen, Liang Diannong
doaj   +2 more sources