ALTIMETER

作品数：62被引量：136H指数：7
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Numerical simulation for large baseline interferometric imaging altimeter
《Geodesy and Geodynamics》2025年第1期111-126,共16页Jie Liu Bo Liu Xiaonan An Haifeng Kou Bing Li 
Sea topography information holds significant importance in oceanic research and the climate change detection.Radar imaging altimetry has emerged as the leading approach for global ocean observation,employing synthetic...
关键词：Sea topography Numerical simulation Carrier frequency shift(CFS) Large baseline interferometric imaging altimeter(LB-IIA) 
Inversion method of deflection of the vertical based on SWOT wide-swath altimeter data被引量：1
《Geodesy and Geodynamics》2024年第4期419-428,共10页Xin Liu Menghao Song Chao Li Guihua Hui Jinyun Guo Yongjun Jia Heping Sun 
support from the National Natural Science Foundation of China(No.42274006,42192535,42242015).
The deflection of the vertical(DOV)is the key information in the study of ocean gravity field.However,in most areas,the precision of the prime component of DoV is significantly lower than that of the meridian componen...
关键词：SWOT Wide-swath altimeter Inversion method of Dov Multi-directional Arabian sea 
Principle of Hydrogen Isotope Geochemistry Paleo-altimeter and its Potential in Reconstructing Paleo-elevation of the Southeastern Tibetan Plateau
《Acta Geologica Sinica(English Edition)》2024年第4期1051-1063,共13页CUI Fengzhen LIU-ZENG Jing LI Yunshuai XU Qiang TANG Maoyun WANG Heng SUN Zhaotong 
supported by the National Key Research and Development program of China(Grant No.2021YFC3000604);National Natural Science Foundation of China(Grant Nos.42030305,42272257);sponsored by State Key Laboratory of Earthquake Dynamics,Institute of Geology,China Earthquake Administration(Grant No.LED2022B04)。
The reconstruction of paleo-elevation serves a dual purpose to enhance our comprehension of geodynamic processes affecting terrestrial landforms and to contribute significantly to the interpretation of atmospheric cir...
关键词：paleo-elevation hydrogen isotope hydrous silicate minerals volcanic glass Tibetan Plateau 
Unveiling three-dimensional sea surface signatures caused by internal solitary waves:insights from the surface water ocean topography mission
《Journal of Oceanology and Limnology》2024年第3期709-714,共6页Xudong ZHANG Xiaofeng LI 
Supported by the National Key Research and Development Program of China(No.2022YFE0204600);the National Natural Science Foundation for Young Scientists of China(No.41906157)。
Internal solitary waves(ISW),characterized by large amplitude and long propagation distance,are widespread in global oceans.While remote sensing images have played an essential role in studying ISWs,they mainly exploi...
关键词：internal solitary wave(ISW) surface water ocean topography(SWOT) ALTIMETER 
Study of the ability of SWOT to detect sea surface height changes caused by internal solitary waves
《Acta Oceanologica Sinica》2024年第5期54-64,共11页Hao Zhang Chenqing Fan Lina Sun Junmin Meng 
The National Natural Science Foundation of China under contract Nos U2006207 and 42006164.
Surface Water and Ocean Topography(SWOT)is a next-generation radar altimeter that offers high resolution,wide swath,imaging capabilities.It has provided free public data worldwide since December 2023.This paper aims t...
关键词：internal solitary waves Surface Water and Ocean Topography(SWOT) Ka-band radar interferometer(KaRIn) Nadir altimeter(NALT) sea surface height anomaly(SSHA) normalized radar cross section(NRCS) 
Effect of random phase error and baseline roll angle error on eddy identification by interferometric imaging altimeter
《Journal of Oceanology and Limnology》2022年第5期1881-1888,共8页Le GAO Hanwei SUN Jifeng QI Qiufu JIANG 
Supported by the National Key R&D Program of China(No.2016YFC1401008);the Key R&D Program of Shandong Province,China(No.2019GHY112055);the National Natural Science Foundation of China(Nos.U2006211,42090044,41606200,41776183,41906157);the Major Scientifi c and Technological Innovation Projects in Shandong Province(No.2019JZZY010102);the Strategic Priority Research Program of the Chinese Academy of Sciences(Nos.XDA19060101,XDB42000000);the Key Project of Center for Ocean Mega-Science,Chinese Academy of Sciences(No.COMS2019R02);the CAS(Chinese Academy of Sciences)100-Talent Program(No.Y9KY04101L);the Marine S&T Fund of Shandong Province for Pilot National Laboratory for Marine Science and Technology(Qingdao)(No.2018SDKJ0102-2);the Fundamental Research Funds for the Central Universities(Hohai University)(No.2018B41814)。
To achieve better observation for sea surface,a new generation of wide-swath interferometric altimeter satellites is proposed.Before satellite launch,it is particularly important to study the data processing methods a...
关键词：interferometric altimetry baseline error random error ocean eddy theoretical and systematic simulation error removal strategy 
A combined denoising method of empirical mode decomposition and singular spectrum analysis applied to Jason altimeter waveforms: A case of the Caspian Sea被引量：1
《Geodesy and Geodynamics》2022年第4期327-342,共16页Wenguan Jiang Wei You 
We acknowledge the National Natural Science Foundation of China(grant number 41974013)for financial support.
During the satellite pulse propagation and reception, the altimeter waveform is inevitably affected by noise. To reduce the noise level in Jason altimeter waveforms, we used singular spectrum analysis(SSA),empirical m...
关键词：Altimetry waveforms Jason-1/2/3 Combined method Waveform retracking Mean sea surface height 
Estimating the Baseline Error of Wide-Swath Altimeters Using Nadir Altimeters via Numerical Simulation
《Journal of Ocean University of China》2022年第3期681-693,共13页MIAO Xiangying JIA Yongjun LIN Mingsen MIAO Hongli 
the Shandong Provincial Natural Science Foundation(No.ZR2020MD097);the National Key Research and Development Program of China(No.2016YFC1401004);the National Natural Science Foundation of China(No.62031005)。
The baseline roll and length errors for wide-swath altimeters are major error sources in sea surface measurements that exhibit strong spatial characteristics in the cross-track direction.These errors can be identified...
关键词：baseline error wide-swath altimeter roll angle baseline length nadir altimeter crossover point height difference 
Preliminary calibration results of the HY-2B altimeter’s SSH at China’s Wanshan calibration site被引量：4
《Acta Oceanologica Sinica》2021年第5期129-140,共12页Chuntao Chen Jianhua Zhu Chaofei Ma Mingsen Lin Longhao Yan Xiaoqi Huang Wanlin Zhai Bo Mu Yongjun Jia 
The National Key R&D Program of China under contract Nos 2018YFB0504900 and 2018YFB0504904;the National Natural Science Foundation of China under contract Nos 41406204 and 41501417;the Operational Support Service System for Natural Resources Satellite Remote Sensing under contract No.180019。
Satellite altimeter needs to be calibrated to evaluate the accuracy of sea surface height data.The dedicated altimeter calibration field needs to establish a special calibration strategy and needs to evaluate its cali...
关键词：CALIBRATION HY-2B ALTIMETER Wanshan calibration site GPS buoy 
Primary Analysis of Oceanic Mesoscale Eddies Observation Abilities by Sentinel-3A SRAL被引量：4
《Journal of Geodesy and Geoinformation Science》2021年第1期56-62,共7页Jungang YANG Jie ZHANG Wei CUI Munoz MAITE Makhoul EDUARD 
Chinese National Natural Science Foundation(No.41576176)。
In this study,the north-western Pacific Ocean of Kuroshio region is selected as the experimental area to analyze the mesoscale eddies observation abilities of Sentinel-3 A SRAL,including the independent detection abil...
关键词：Sentinel-3 ALTIMETER mesoscale eddy 
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