Results 11 to 20 of about 69,955 (288)

Doppler radar rainfall prediction and gauge data [PDF]

open access: yesBMC Research Notes, 2020
Objective The data herein represents multiple gauge sets and multiple radar sites of like-type Doppler data sets combined to produce populations of ordered pairs.
Jesse W. Lansford   +3 more
doaj   +2 more sources

Analysis of Radar Doppler Signature from Human Data [PDF]

open access: yesRadioengineering, 2014
This paper presents the results of time (autocorrelation) and time-frequency (spectrogram) analyses of radar signals returned from the moving human targets.
M. ANDRIĆ   +4 more
doaj   +2 more sources

Particle inertial effects on radar Doppler spectra simulation [PDF]

open access: yesAtmospheric Measurement Techniques, 2023
Radar Doppler spectra observations provide a wealth of information about cloud and precipitation microphysics and dynamics. The interpretation of these measurements depends on our ability to simulate these observations accurately using a forward model ...
Z. Zhu, P. Kollias, P. Kollias, F. Yang
doaj   +1 more source

ERUO: a spectral processing routine for the Micro Rain Radar PRO (MRR-PRO) [PDF]

open access: yesAtmospheric Measurement Techniques, 2022
The Micro Rain Radar PRO (MRR-PRO) is a K-band Doppler weather radar, using frequency-modulated continuous-wave (FMCW) signals, developed by Metek Meteorologische Messtechnik GmbH (Metek) as a successor to the MRR-2.
A. Ferrone   +2 more
doaj   +1 more source

Detection of Micro-Doppler Signals of Drones Using Radar Systems with Different Radar Dwell Times

open access: yesDrones, 2022
Not any radar dwell time of a drone radar is suitable for detecting micro-Doppler (or jet engine modulation, JEM) produced by the rotating blades in radar signals of drones.
Jiangkun Gong   +3 more
doaj   +1 more source

Human Activity Classification Based on Dual Micro-Motion Signatures Using Interferometric Radar

open access: yesRemote Sensing, 2023
Micro-Doppler signatures obtained from the Doppler radar are generally used for human activity classification. However, if the angle between the direction of motion and radar antenna broadside is greater than 60°, the micro-Doppler signatures generated ...
Shahid Hassan   +5 more
doaj   +1 more source

Comparison of Radar Signatures from a Hybrid VTOL Fixed-Wing Drone and Quad-Rotor Drone

open access: yesDrones, 2022
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 ...
Jiangkun Gong   +4 more
doaj   +1 more source

A study of microwave over-sea propagation with high-potential x-band doppler radar [PDF]

open access: yesРадиофизика и электроника, 2021
Subject and Purpose. The paper is devoted to the microwave propagation over the sea in the nearshore region. Emphasis is on microwave attenuation measurements in the semi-shade and deep-shade areas with a view to study conditions of the microwave ...
V.M. Gorobets’   +2 more
doaj   +1 more source

Three‐dimensional Doppler‐associated radar imaging method based on bi‐directional data processing

open access: yesIET Radar, Sonar & Navigation, 2022
Using a microwave or millimetre wave radar system, this study aims to achieve highly accurate Doppler velocity estimation and radar imaging that would be suitable for various remote‐sensing sensors, such as self‐driving, surveillance, or security ...
Takumi Hayashi   +2 more
doaj   +1 more source

The Doppler Characteristics of Sea Echoes Acquired by Motion Radar

open access: yesRemote Sensing, 2023
The Doppler characteristics of sea surface echoes reflect the time-varying characteristics of the sea surface and can be used to retrieve ocean dynamic parameters and detect targets.
Pengbo Du   +6 more
doaj   +1 more source

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