27   Artículos

 
en línea
Hao Ma, Jun Wang, Xin Sun and Wenxin Jin    
In this paper, we propose a multi-beam integrated radar and communication scheme using phased-array antenna, in which the same LFM-BPSK integrated waveform is used for both the radar and the communication beams. In the integrated beam design, the radar b... ver más
Revista: Information    Formato: Electrónico

 
en línea
Seok Kim, Chan-Mi Song, Seung-Hun Lee, Sung-Chan Song and Hyun-Ung Oh    
The small synthetic aperture radar (SAR) technology experimental project (S-STEP) mission aims to develop an innovative spaceborne SAR microsatellite as a constellation of 32 microsatellites featuring a high-resolution stripmap mode of 1 m. The S-STEP is... ver más
Revista: Aerospace    Formato: Electrónico

 
en línea
Jiangkun Gong, Deren Li, Jun Yan, Huiping Hu and Deyong Kong    
Current studies rarely mention radar detection of hybrid vertical take-off and landing (VTOL) fixed-wing drones. We investigated radar signals of an industry-tier VTOL fixed-wing drone, TX25A, compared with the radar detection results of a quad-rotor dro... ver más
Revista: Drones    Formato: Electrónico

 
en línea
Mohammed El Bastawesy, Omnia El Saadawy, Abotalib Z. Abotalib, Abdullah Othman, Maysa Taha and Ahmed Gaber    
Digital elevation models (DEMs) are the cornerstone for hydrological and geomorphological modeling. Herein, two Nile-tributary catchments (Wadi Al Rishrash and Wadi Atfeh) in Egypt are selected to examine the contribution of different DEMs to the accurac... ver más
Revista: ISPRS International Journal of Geo-Information    Formato: Electrónico

 
en línea
Saeid Gharechelou, Ryutaro Tateishi, Josaphat Tetuko Sri Sumantyo and Brian Alan Johnson    
Soil moisture is a critical component for Earth science studies, and Synthetic Aperture Radar (SAR) data have high potential for retrieving soil moisture using backscattering models. In this study, polarimetric SAR (PALSAR: Phased Array type L-band Synth... ver más
Revista: ISPRS International Journal of Geo-Information    Formato: Electrónico

 
en línea
Lichun Sui, Fei Ma and Nan Chen    
Mining subsidence is time-dependent and highly nonlinear, especially in the Loess Plateau region in Northwestern China. As a consequence, and mainly in building agglomerations, the structures can be damaged severely during or after underground extraction... ver más
Revista: ISPRS International Journal of Geo-Information    Formato: Electrónico

 
en línea
Simone Cosoli    
The International Telecommunication Union (ITU) Resolution 612, in combination with Report ITU-R M2.234 (11/2011) and Recommendation ITU-R M.1874-1 (02/2013), regulates the use of the radiolocation services between 3 and 50 MHz to support high frequency ... ver más
Revista: Journal of Marine Science and Engineering    Formato: Electrónico

 
en línea
Yuhan Zheng and Wataru Takeuchi    
Mangrove ecosystems are valuable, yet vulnerable, and therefore they have been an important subject of protection and restoration in China. Reliable information on long-term China mangrove dynamics is lacking but vital to analyze the driving forces and e... ver más
Revista: ISPRS International Journal of Geo-Information    Formato: Electrónico

 
en línea
Sansar Raj Meena and Thimmaiah Gudiyangada Nachappa    
Landslides are one of the most damaging geological hazards in mountainous regions such as the Himalayas. The Himalayan region is, tectonically, the most active region in the world that is highly vulnerable to landslides and associated hazards. Landslide ... ver más
Revista: Geosciences    Formato: Electrónico

 
en línea
Andrew Mahre, Tian-You Yu, Robert D. Palmer and James M. Kurdzo    
While the vertical structure of cold fronts has been studied using various methods, previous research has shown that traditional methods of observing meteorological phenomena (such as pencil-beam radars in PPI/volumetric mode) are not well-suited for res... ver más
Revista: Atmosphere    Formato: Electrónico

« Anterior     Página: 1 de 2     Siguiente »