搜索结果: 1-15 共查到“地球科学总论 X-band”相关记录17条 . 查询时间(0.191 秒)
Preliminary evaluation of polarimetric parameters from a new dual-polarization C-band weather radar in an alpine region
Preliminary evaluation of polarimetric parameters new dual-polarization C-band weather radar alpine region
2010/9/10
The first operational weather radar with dual polarization capabilities was recently installed in Austria. The use of polarimetric radar variables rises several expectations: an increased accuracy of ...
Precipitation and microphysical studies with a low cost high resolution X-band radar: an innovative project prospective
Precipitation microphysical
2010/2/3
This paper describes an innovative project which has just been launched at the "Laboratoire de Météorologie Physique" (LaMP) in Clermont-Ferrand in collaboration with the "Meteorologische Institut" in...
Rain microstructure retrievals using 2-D video disdrometer and C-band polarimetric radar
Rain microstructure retrievals 2-D video disdrometer
2010/2/3
Measurements using the 2-D video disdrometer (2DVD) taken during a heavy rainfall event in Huntsville, Alabama, are analysed. The 2DVD images were processed to derive the rain microstructure parameter...
Dual-polarization C-band weather radar algorithms for rain rate estimation and hydrometeor classification in an alpine region
Dual-polarization C-band weather rain rate
2010/2/3
Dual polarization is becoming the standard for new weather radar systems. In contrast to conventional weather radars, where the reflectivity is measured in one polarization plane only, a dual polariza...
Spatial characterization of raincell horizontal profiles from C-band radar measurements at mid-latitude
Spatial characterization raincell horizontal profiles
2010/1/27
A spatial characterization of mid-latitude mesoscale rain fields from C-band radar measurements is performed by means of a systematic analysis and modelling of convective raincell shapes. To this aim ...
Characterization of the precipitation in southwestern part of Greece with X-band Doppler radar, 2-D video disdrometer and rain gauges
precipitation X-band Doppler radar
2010/1/27
We document precipitation in the southwestern part of Greece with the National Observatory of Athens (NOA) X-band radar, NOA 2D video disdrometer and a network of rain gauges. The observations were co...
Hydrometeor classification from dual-polarized weather radar: extending fuzzy logic from S-band to C-band data
Hydrometeor classification dual-polarized weather
2010/1/27
A model-based fuzzy classification method for C-band polarimetric radar data, named Fuzzy Radar Algorithm for Hydrometeor Classification at C-band (FRAHCC), is presented. Membership functions are desi...
Rainfall observation from X-band,space-borne,synthetic aperture radar
Rainfall observation X-band space-borne Synthetic aperture radar
2009/12/16
Satellites carrying X-band Synthetic Aperture Radars (SAR) have recently been launched by several countries. These provide new opportunities to measure precipitation with higher spatial resolution tha...
Rainfall observation from X-band,space-borne,synthetic aperture radar
Rainfall observation X-band space-borne synthetic aperture radar
2009/12/8
Satellites carrying X-band Synthetic Aperture Radars (SAR) have recently been launched by several countries. These provide new opportunities to measure precipitation with higher spatial resolution tha...
Anomalous ELF phenomena in the Schumann resonance band as observed at Moshiri (Japan) in possible association with an earthquake in Taiwan
ELF phenomena Schumann resonance band possible association earthquake in Taiwan
2010/1/4
The ELF observation at Moshiri (geographic coordinates: 44.29° N, 142.21° E) in Hokkaido, Japan, was used to find anomalous phenomena in the Schumann resonance band, possibly associated with a large e...
Sea surface topography reconstruction from X-band radar images
Sea surface topography reconstruction X-band radar images
2010/1/28
The paper deals with the feasibility study of the sea state monitoring starting from X-band radar images. The exploitation of radar images allows to achieve a global vision of the sea state compared t...
Simulation of polarimetric radar variables in rain at S-, C- and X-band wavelengths
polarimetric radar rain S-, C- and X-band wavelengths
2010/1/28
Polarimetric radar variables of rainfall events, like differential reflectivity ZDR, or specific differential phase KDP, are better suited for estimating rain rate R than just the reflectivity factor ...
The study of the electromagnetic anomalies linked with the Earth's crustal activity in the frequency band [0.001 Hz–100 kHz]
electromagnetic anomalies Earth's crustal activity frequency band
2009/12/30
The technological and the scientific objectives of the MEM (Magnetic and Electric fields Monitoring) project concerning to the study of the electromagnetic signals linked with the Earth's crustal acti...
Meteotsunamis:atmospherically induced destructive ocean waves in the tsunami frequency band
Meteotsunamis destructive ocean waves tsunami frequency band
2009/12/30
In light of the recent enhanced activity in the study of tsunami waves and their source mechanisms, we consider tsunami-like waves that are induced by atmospheric processes rather than by seismic sour...
Rainfall rate retrieval in presence of path attenuation using C-band polarimetric weather radars
Rainfall rate path attenuation C-band polarimetric weather radars
2009/12/29
Weather radar systems are very suitable tools for the monitoring of extreme rainfall events providing measurements with high spatial and temporal resolution over a wide geographical area. Nevertheless...