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A High-Resolution Full-Earth Disk Model for Evaluating Synthetic Aperture Passive Microwave Observations From GEO

B.H. Lim, C.S. Ruf
2009 IEEE Transactions on Geoscience and Remote Sensing  
The model produces high-resolution (10 km × 10 km) simulated full-Earth disk microwave images from GEO.  ...  A high-resolution full-Earth disk model has been developed to aid in the design of the instrument and to characterize sensor performance.  ...  CONCLUSION A high-resolution full-Earth disk model has been created, which generates top-of-atmosphere 50-GHz T B images, as seen from a GOES-East location.  ... 
doi:10.1109/tgrs.2009.2031172 fatcat:ffdx6rainjhkfnfjto2pxqyuru

GeoSTAR: a synthetic aperture microwave sounder for geostationary missions

Bjorn H. Lambrigtsen, William J. Wilson, Alan B. Tanner, Pekka Kangaslahti, George J. Komar, Jinxue Wang, Toshiyoshi Kimura
2005 Enabling Sensor and Platform Technologies for Spaceborne Remote Sensing  
GeoSTAR will synthesize the multimeter aperture needed to achieve the required spatial resolution, which will overcome the obstacle that has prevented a GEO microwave sounder from being implemented until  ...  The Geostationary Synthetic Thinned Aperture Radiometer (GeoSTAR) is a new microwave atmospheric sounder under development.  ...  The array is pointed toward the Earth and has a constant full view of the visible Earth disk. This yields continuous high spatial resolution and wide coverage.  ... 
doi:10.1117/12.578967 fatcat:lyh5igccpvanhnp75tptrw5jz4

Comparison of the Potential Impact to the Prediction of Typhoons of Various Microwave Sounders Onboard a Geostationary Satellite

Ke Chen, Guangwei Wu
2022 Remote Sensing  
To approach the problem of high-spatial resolution and large-size antennas, three promising geostationary microwave (GEO-MW) solutions—geostationary microwave radiometer (GMR) with a 5 m real aperture  ...  antenna, geostationary synthetic thinned aperture radiometer (GeoSTAR) with a Y-shaped synthetic aperture array, and geostationary interferometric microwave sounder (GIMS) with a rotating circular synthetic  ...  The authors also thank ECMWF for providing the ERA-5 reanalysis data and NCEP for sharing the FNL reanalysis data. The authors also thank the NCAR for sharing the WRF and WRFDA codes.  ... 
doi:10.3390/rs14071533 doaj:795262a02be940f98d2930e55a93f86b fatcat:dqo6znc3mjhg5cgn52aee3a4xe

Tools from the Indian space programme for observing and forecasting extreme weather events - Retrospect and prospect

A. S. KIRAN KUMAR
2021 Mausam  
Observations from geostationary platforms provide information on atmospheric parameters and processes, while low earth orbiting platforms provide global observations at higher spatial resolutions.  ...  A multidisciplinary approach comprising the use of space technology, ground based measurement network and high speed computing power, can form a backbone for observing and forecasting EWEs.  ...  Synthetic Aperture Radar (SAR) provides a unique opportunity to extract ocean surface winds in finer spatial resolution.  ... 
doi:10.54302/mausam.v67i1.1147 fatcat:wf4ha35udnardl5qhjqyfaum3e

Earth observation satellite sensors for biodiversity monitoring: potentials and bottlenecks

Claudia Kuenzer, Marco Ottinger, Martin Wegmann, Huadong Guo, Changlin Wang, Jianzhong Zhang, Stefan Dech, Martin Wikelski
2014 International Journal of Remote Sensing  
Furthermore, sensor gaps and current challenges for Earth observation with respect to data access and provision are presented.  ...  Hardly any really comprehensive studies exist that are directed towards the conservation community and provide a solid overview of avail able Earth observation sensors and their different characteristics  ...  Figure 5 . 5 Timelines of major Earth observation satellites with radar and passive microwave sensing instruments.  ... 
doi:10.1080/01431161.2014.964349 fatcat:fiikonptuzchhpekeczvo6e35u

Constructing a High-Accuracy Geometric Model for Moon-Based Earth Observation

Yixing Ding, Huadong Guo, Guang Liu, Chunming Han, Haolv Shang, Zhixing Ruan, Mingyang Lv
2019 Remote Sensing  
The Moon provides us with a long-term, stable, and unique place for Earth observation.  ...  To date, although some conceptual studies have been presented, an accurate geometric model for Moon-based Earth observation has not yet been described.  ...  Acknowledgments: Thanks Yingzhuo Jia for providing the terrain camera photos from Chang'E-3. Software Routines from the IAU SOFA Collection were used.  ... 
doi:10.3390/rs11222611 fatcat:esnfrsdjkrg2tfwb344qzbxdwe

Research Progress on Geosynchronous Synthetic Aperture Radar

Cheng Hu, Zhiyang Chen, Yuanhao Li, Xichao Dong, Stephen Hobbs
2021 Fundamental Research  
Introduction Synthetic aperture radar (SAR) is an active microwave imaging sensor mounted on a moving platform that can be used to obtain highresolution images day and night and in all-weather conditions  ...  Hu et al. from BIT described the Earth rotation effect on GEO SAR resolution.  ... 
doi:10.1016/j.fmre.2021.04.008 fatcat:fzptg2j3anhpfo6vg7zekz6e5y

2021 Index IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing Vol. 14

2021 IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing  
The Author Index contains the primary entry for each item, listed under the first author's name.  ...  -that appeared in this periodical during 2021, and items from previous years that were commented upon or corrected in 2021.  ...  ., +, JSTARS 2021 2046-2057 Microwave Radiometry at Frequencies From 500 to 1400 MHz: An Emerging Technology for Earth Observations.  ... 
doi:10.1109/jstars.2022.3143012 fatcat:dnetkulbyvdyne7zxlblmek2qy

Architecting the Future of Weather Satellites

Mark W. Maier, VA Frank W. Gallagher, Karen St. Germain, Richard Anthes, Cinzia Zuffada, Robert Menzies, Jeffrey Piepmeier, David Di Pietro, Monica M. Coakley, Elena Adams
2020 Bulletin of The American Meteorological Society - (BAMS)  
Capsule A recent NOAA study investigated numerous alternatives for its operational constellation of weather satellites in the 2030 era.  ...  The study identified key options for orbits and levels of performance.  ...  from Earth-sun L1 point Space Weather Follow-On (SWFO) No availability past 2028, continuation part of study scope Synthetic aperture radar RADARSAT Constellation Mission, LEO Availability to end  ... 
doi:10.1175/bams-d-19-0258.1 fatcat:g4c4nrzbxzbvdjv57jbvf2yutm

2019 Index IEEE Transactions on Geoscience and Remote Sensing Vol. 57

2019 IEEE Transactions on Geoscience and Remote Sensing  
., Refo-cusing and Zoom-In Polar Format Algorithm for Curvilinear Spotlight SAR Imaging on Arbitrary Region of Interest; TGRS Oct. 2019 7995-8010 Hu, T., see Kang, Z., TGRS Jan. 2019 181-193 Hu, T.,  ...  Passive Microwave Observations" [Feb 19 4670-4691].  ...  and Passive Microwave Observations" [Feb 19 4670-4691].  ... 
doi:10.1109/tgrs.2020.2967201 fatcat:kpfxoidv5bgcfo36zfsnxe4aj4

Satellite and In Situ Observations for Advancing Global Earth Surface Modelling: A Review

Gianpaolo Balsamo, Anna Agustì-Parareda, Clément Albergel, Gabriele Arduini, Anton Beljaars, Jean Bidlot, Nicolas Bousserez, Souhail Boussetta, Andy Brown, Roberto Buizza, Carlo Buontempo, Frédéric Chevallier (+33 others)
2018 Remote Sensing  
To improve our understanding of the complex behavior of the Earth system at the surface and sub-surface, we need large volumes of data from high-resolution modelling and remote sensing, since the Earth  ...  Coordinated high-resolution remote-sensing and modelling/assimilation capabilities for the Earth surface are required to support an international application-focused effort.  ...  We thank three anonymous reviewers and the assigned Remote Sensing editors for their valuable comments.  ... 
doi:10.3390/rs10122038 fatcat:qovifbs5crgbhhpwolysj4tuya

Use of Geospatial Surveillance and Response Systems for Vector-Borne Diseases in the Elimination Phase

John Malone, Robert Bergquist, Moara Martins, Jeffrey Luvall
2019 Tropical Medicine and Infectious Disease  
These advances, and the availability of sub-meter resolution data from commercial satellites, contribute to seamless mapping and modelling of diseases, not only at continental scales (1 km2) and local  ...  This communication presents current capabilities that are related to data collection by Earth-observing satellites, and draws attention to the usefulness of geographical information systems (GIS) and modelling  ...  Table 1 . 1 Recently launched Earth-observing satellite resources for mapping and modelling GeoHealth applications.  ... 
doi:10.3390/tropicalmed4010015 pmid:30669341 pmcid:PMC6473698 fatcat:tw3xgy26tjgn5i2pgpqky64uxq

The Global Satellite Precipitation Constellation: current status and future requirements

Chris Kidd, George Huffman, Viviana Maggioni, Philippe Chambon, Riko Oki
2021 Bulletin of The American Meteorological Society - (BAMS)  
AbstractTo address the need to map precipitation on a global scale a collection of satellites carrying passive microwave (PMW) radiometers has grown over the last 20 years to form a constellation of about  ...  The Group on Earth Observations and the Coordinating Group for Meteorological Satellites (CGMS), among other groups, have raised the issue of how a robust, future precipitation constellation should be  ...  While GEO-based Synthetic Aperture systems have been studied for precipitation missions (e.g.  ... 
doi:10.1175/bams-d-20-0299.1 fatcat:mzjjzk6ubvc4bbisybxw2pp34i

Phase and Amplitude Calibrations of Rotating Equispaced Circular Array for Geostationary Microwave Interferometric Radiometers--Theory and Methods

Xi Guo, Adriano Camps, Hyuk Park, Hao Liu, Cheng Zhang, Ji Wu
2021 IEEE Transactions on Geoscience and Remote Sensing  
The calibration strategy for synthetic aperture interferometric radiometers based on noise injection has been successfully demonstrated in the Microwave Imaging Radiometer with Aperture Synthesis (MIRAS  ...  In this paper, a novel calibration strategy for both phase and amplitude calibration based on redundant space calibration is proposed, which utilizes the unique structure of equispaced circular array and  ...  Training Program from the University of Chinese Academy of Sciences.  ... 
doi:10.1109/tgrs.2021.3064340 fatcat:5p3fzfpwurh6lgeoktfun5iryu

Fractional Snow Cover Mapping from FY-2 VISSR Imagery of China

Gongxue Wang, Lingmei Jiang, Shengli Wu, Jiancheng Shi, Shirui Hao, Xiaojing Liu
2017 Remote Sensing  
Synthetic aperture radar (SAR) instruments operating at the C-band or at higher frequencies are able to detect wet snow with a fine spatial resolution, but they cannot easily distinguish dry snow from  ...  Among these, the Advanced Microwave Scanning Radiometer-Earth Observing System (AMSR-E) might be the most common instrument used for the fusion of daily cloud-free snow cover maps [31] [32] [33] [34] [  ...  The FY-4A AGRI has 14 spectral channels at the spatial resolution of 0.5~4 km, and obtains full-disk images every 15 min.  ... 
doi:10.3390/rs9100983 fatcat:iknukno33vhjrg7drz4hvvov2i
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