Results 1 to 10 of about 144,469 (220)

A Bistatic Analytical Approximation Model for Doppler Rate Estimation Error from Real-Time Spaceborne SAR Onboard Orbit Determination Data

Remote Sensing, 2020
Real-time spaceborne bistatic SAR imaging could significantly reduce the whole processing time and can enhance the spaceborne SAR mission availability.
Xiaoyu Yan, Jie Chen, Holger Nies, Otmar Loffeld   +3 more
doaj   +1 more source

Indoor Experiments of Bistatic/Multistatic GB-SAR with One-Stationary and One-Moving Antennae

Remote Sensing, 2021
Ground-based synthetic aperture radar (GB-SAR) is a useful tool to simulate advanced SAR systems with its flexibility on RF system and SAR configuration.
Hoonyol Lee, Jihyun Moon
doaj   +1 more source

Analysis and Experimental Validation of Key Technologies for Unmanned Aerial Vehicle-borne Bistatic Interferometric Synthetic Aperture Radar

Leida xuebao, 2023
Bistatic interferometric Synthetic Aperture Radar (SAR) overcomes the baseline length limit of the configuration of single-station interferometric SAR with two antennas and has become the primary method of terrain mapping using spaceborne interferometric
Jinbiao ZHU, Jie PAN, Xiaolan QIU, Wen JIANG, Yuquan LIU, Yongwei DONG, Wei LI, Bei LIN, Fan NI, Songtao SHANGGUAN, Mingqian LIU, Yao CHENG   +11 more
doaj   +1 more source

Analysis and Simulation on Imaging Performance of Backward and Forward Bistatic Synthetic Aperture Radar

Remote Sensing, 2018
In recent years, bistatic synthetic aperture radar (SAR) technique has attracted considerable and increasing attention. Compared to monostatic SAR for which only the backscattering is measured, bistatic SAR expands the scattering measurements in aspects ...
Tingting Li, Kun-Shan Chen, Ming Jin
doaj   +1 more source

First Assessment of Bistatic Geometric Calibration and Geolocation Accuracy of Innovative Spaceborne Synthetic Aperture Radar LuTan-1

Remote Sensing, 2023
LuTan-1 (LT-1) is a bistatic synthetic aperture radar (BiSAR) system consisting of two identical L-band SAR satellites. The bistatic mode of LT-1 plays a critical role in generating high-precision digital elevation models (DEMs), which requires precise ...
Jingwen Mou, Yu Wang, Jun Hong, Yachao Wang, Aichun Wang, Shiyu Sun, Guikun Liu   +6 more
doaj   +1 more source

Feasibility, Design, and Deployment Requirements of TCR for Bistatic SAR Radiometric Calibration

Remote Sensing, 2018
The trihedral corner reflector (TCR) is widely used as the calibration device in monostatic synthetic aperture radar (SAR) calibration, and the performance of the TCR in radiometric calibration has been studied and verified in depth.
Qiaona Zheng, Yu Wang, Jun Hong, Aichun Wang   +3 more
doaj   +1 more source

A Modified NLCS Algorithm for High-Speed Bistatic Forward-Looking SAR Focusing with Spaceborne Illuminator

Remote Sensing, 2023
The coupling and spatial variation of range and azimuth parameters is the biggest challenge for bistatic forward-looking SAR (BFSAR) imaging. In contrast with the monostatic SAR and translational invariant bistatic SAR (TI-BSAR), the range cell migration
Yuzhou Liu, Yachao Li, Xuan Song, Xuanqi Wang   +3 more
doaj   +1 more source

Efficient Bistatic SAR Raw Signal Simulator of Extended Scenes

International Journal of Antennas and Propagation, 2014
Bistatic SAR system is a new mode that allocates the radar transmitter and receiver on different platforms and has more advantages compared to the monostatic case.
Liang Yang, Weidong Yu, Shichao Zheng, Lei Zhang   +3 more
doaj   +1 more source

Performance Evaluation of Spaceborne Bistatic SAR Systems [PDF]

Journal of Electromagnetic Engineering and Science
In this paper, the performances of spaceborne bistatic synthetic aperture radar (SAR) systems are evaluated and compared with those of the conventional monostatic SAR system.
Suk-Jin Kim, Seong Joo Maeng, Jung-Hwan Lim, Jae Wook Lee, Taek-Kyung Lee, Woo Kyung Lee   +5 more
doaj   +1 more source

Matrix Inversion Method for Azimuth Reconstruction in Bistatic Spaceborne High-Resolution Wide-Swath SAR System

Leida xuebao, 2017
In bistatic spaceborne High-Resolution Wide-Swath SAR systems (HRWS-SAR), the azimuth reconstruction to obtain a uniform sampling signal or Doppler spectrum is a crucial step in image processing because azimuth signals are generally of non-uniform ...
Lin Yuchuan, Zhang Jianyun, Wu Yongjun, Zhou Qingsong   +3 more
doaj   +1 more source