Results 21 to 30 of about 7,122,692 (304)
The next generation airborne polarimetric Doppler weather radar [PDF]
Geoscientific Instrumentation, Methods and Data Systems, 2014 Results from airborne field deployments emphasized the need to obtain concurrently high temporal and spatial resolution measurements of 3-D winds and microphysics.
J. Vivekanandan +6 more
doaj +1 more source
Measurements and analysis of multistatic and multimodal micro-Doppler signatures for automatic target classification [PDF]
, 2014 The purpose of this paper is to present an experimental trial carried out at the Defence Academy of the United Kingdom to measure simultaneous multistatic and multimodal micro-Doppler signatures of various targets, including humans and flying UAVs ...
Marcio Perassoli +5 more
core +1 more source
An x-band slow-wave T/R switch in 0.25-μm SiGe BiCMOS [PDF]
, 2013 This brief presents a fully integrated X-band transmit/receive (T/R) switch using slow-wave transmission lines for X-band phased-array radar applications.
Kalyoncu, İlker +2 more
core +1 more source
The radar signature of the Wind Lens: a less disruptive wind turbine? [PDF]
, 2012 We study the radar signature of a new type of wind turbine, named the Wind Lens. This design includes a flanged shroud around the turbine which concentrates the wind flow past the turbine blades and hence improves the efficiency.
H. Griffiths +9 more
core +1 more source
EURASIP Journal on Wireless Communications and Networking, 2020 In the past few decades, radar reflectivity data have been widely used in thunderstorm identification research. Many thunderstorm identification algorithms for ground-based weather radar have been developed.
Xu Wang +6 more
doaj +1 more source
Oil spill identification in X-band marine radar image using K-means and texture feature [PDF]
PeerJ Computer Science, 2022 Marine oil pollution poses a serious threat to the marine ecological balance. It is of great significance to develop rapid and efficient oil spill detection methods for the mitigation of marine oil spill pollution and the restoration of the marine ...
Rong Chen +6 more
doaj +2 more sources
A Quality Control Concept for Radar Reflectivity, Polarimetric Parameters, and Doppler Velocity [PDF]
, 2006 Over the last few years the use of weather radar data has become a fundamental part of various applications like rain-rate estimation, nowcasting of severe weather events, and assimilation into numerical weather prediction models.
Friedrich, Katja +2 more
core +1 more source
Environmental & Socio-economic Studies, 2019 At the beginning of 2018, the X-band radar in Goczałkowice-Zdrój (southern Poland) was launched. The scanning area corresponds with the scanning area of the POLRAD C-band radar system operated by the Polish Institute of Meteorology and Water Management ...
Pilorz Wojciech, Ciaramella Philip
doaj +1 more source
MRGF: A robust SLAM Framework based on Millimeter wave Radar and GNSS Fusion in Harsh Environments [PDF]
The International Archives of the Photogrammetry, Remote Sensing and Spatial Information SciencesMaritime vehicles face significant positioning challenges under adverse weather conditions where visual and laser SLAM systems suffer from severe degradation. Millimeter-wave radar offers inherent robustness to weather interference, yet single-band radar
F. Qu +5 more
doaj +1 more source
A Method for Detecting Rainfall From X-Band Marine Radar Images
IEEE Access, 2020 Currently, X-band marine radar images are commonly utilized to retrieve sea wave parameters. However, the marine radar image usually contains rainfall interference noise, which has an effect on the inversion accuracy of the wave parameters.
Yan Zheng +3 more
doaj +1 more source