Results 21 to 30 of about 29,691,872 (165)

Design Bistatic Interferometric DEM Generation Algorithm and Its Theoretical Accuracy Analysis for LuTan-1 Satellites [PDF]

open access: yesJournal of Geodesy and Geoinformation Science, 2022
LuTan-1 (LT-1) is a constellation with two full-polarization L-band radar satellites designed by China, and the first satellite was scheduled to be launched in December 2021 and the second one in January 2022.
Bing XU,Liqun LIU,Zhiwei LI,Yan ZHU,Jingxin HOU,Wenxiang MAO
doaj   +2 more sources

LuTan-1 Satellite-Based Geological Disaster Detection in Lingbao City, Western Henan of China [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
China’s monsoon climate makes it prone to geological disasters like landslides, especially from April to October. Henan Province, with 44.3% mountainous and hilly areas, is highly vulnerable, particularly in the western, northern, and southern ...
J. Lu   +6 more
doaj   +3 more sources

Monitoring and Analysis of Surface Deformation in Mining Area Based on LuTan-1 and Sentinel-1A Data

open access: yesRemote Sensing
High-intensity mining activities in coal mining areas have produced large-gradient surface deformation, posing severe challenges to deformation monitoring using Interferometric Synthetic Aperture Radar (InSAR) techniques based on C-band Synthetic ...
Zisu Cheng   +5 more
doaj   +2 more sources

Operational Deformation Monitoring of the Hong Kong–Zhuhai–Macao Bridge with Multi-Orbit LuTan-1 SAR Satellites [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences
This study evaluates the operational capability of the Chinese LuTan-1 (LT-1) L-band SAR constellation for monitoring the Hong Kong–Zhuhai–Macao Bridge (HZMB), a representative sea-crossing bridge under a complex subtropical marine climate ...
J. Lu   +7 more
doaj   +2 more sources

Cross-validation of the DEM obtained using LuTan-1 SAR satellites: A case study in Guyuan County, China [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences
The digital elevation model (DEM) based on synthetic aperture radar interferometry (SAR, InSAR) technology have become an important data source for large-scale topographic mapping, but their characteristics vary with satellite systems and methodologies ...
X. Tang   +8 more
doaj   +2 more sources

Geometric Error Analysis and Correction of Long-Term In-Orbit Measured Calibration Data of the LuTan-1 SAR Satellite

open access: yesRemote Sensing
LuTan-1 (LT-1) is China’s first L-band differential interferometric synthetic aperture radar system, comprising two multi-polarization SAR satellites, LT-1A and LT-1B.
Liyuan Liu   +5 more
doaj   +2 more sources

DINAMIKA STRUKTUR KOMUNITAS TUMBUHAN AIR DI DANAU LUTAN KELURAHAN TUMBANG RUNGAN KOTA PALANGKA RAYA [PDF]

open access: yes, 2023
Penelitian ini mengkaji tentang dinamika struktur komunitas tumbuhan air di Danau Lutan berdasarkan analisis struktur komunitas tumbuhan air dan kondisi kualitas air parameter fisika dan kimia sebagai faktor pendukung pertumbuhan tumbuhan air.
Noor Asma Intan Puteri   +3 more
core   +1 more source

Performance Analysis of Channel Imbalance Control and Azimuth Ambiguity Suppression in Azimuth Dual Receiving Antenna Mode of LT-1 Spaceborne SAR System

open access: yesRemote Sensing, 2023
The LuTan-1(LT-1), known as the L-band differential interferometric synthetic aperture radar (SAR) satellite system, is an essential piece of civil infrastructure in China, providing extensive applications such as surface deformation monitoring and ...
Zongxiang Xu   +4 more
doaj   +1 more source

Applicability Assessment of Lutan-1 and Sentinel-1 for Potential Landslide Identification in Densely Vegetated Mountainous Areas: A Case Study of Hanyuan County, Sichuan Province, China

open access: yesRemote Sensing
In densely vegetated and topographically complex mountainous areas, the applicability of SAR data for potential landslide hazard identification depends not only on whether slopes are visible to the radar, but also on whether stable interferometric ...
Liangliang Du   +10 more
doaj   +1 more source

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