Results 41 to 50 of about 4,643 (194)

Deformation Estimation Using Beidou GEO-Satellite-Based Reflectometry

open access: yesRemote Sensing, 2021
Deformation monitoring has been brought to the fore and extensively studied in recent years. Global Navigation Satellite System Reflectometry (GNSS-R) techniques have so far been developed in deformation estimation applications, which however, are ...
Yongqian Chen, Songhua Yan, Jianya Gong
doaj   +1 more source

Correlation Analysis of Simultaneously Collected Bistatic and Monostatic Sea Clutter [PDF]

open access: yes, 2017
In this work we analyse the correlation properties of simultaneous bistatic and monostatic polarimetric sea clutter data, collected by the NetRAD multistatic radar system.
Fioranelli, Francesco   +6 more
core   +2 more sources

Experimental Research on Micro-Doppler Effect of Multi-rotor Drone with Digital Television Based Passive Radar

open access: yesLeida xuebao, 2018
In this paper, experimental results of micro-Doppler effect on a multi-rotor drone with digital television based passive radar are discussed. First, the bistatic passive radar micro-motion model of the drone is established.
Liu Yuqi   +5 more
doaj   +1 more source

Can GNSS reflectometry detect precipitation over oceans? [PDF]

open access: yes, 2018
For the first time, a rain signature in Global Navigation Satellite System Reflectometry (GNSS‐R) observations is demonstrated. Based on the argument that the forward quasi‐specular scattering relies upon surface gravity waves with lengths larger than ...
Asgarimehr, Milad   +3 more
core   +1 more source

Analysis of Bistatic Ground Clutter and Applications to Target Plotting [PDF]

open access: yesRadioengineering, 2018
This article presents analysis and parametrization of the bistatic ground clutter which is important from the point of view of the modelling/generating of bistatic clutter, and subsequent developing of the new suppression techniques.
J. Pidanic, K. Juryca, A. M. Kumar
doaj  

Approximate Computation of DFT without Performing Any Multiplications: Applications to Radar Signal Processing

open access: yes, 2014
In many practical problems it is not necessary to compute the DFT in a perfect manner including some radar problems. In this article a new multiplication free algorithm for approximate computation of the DFT is introduced. All multiplications $(a\times b)
Akbas, Cem Emre   +4 more
core   +1 more source

Classification of unarmed/armed personnel using the NetRAD multistatic radar for micro-Doppler and singular value decomposition features [PDF]

open access: yes, 2015
In this letter, we present the use of experimental human micro-Doppler signature data gathered by a multistatic radar system to discriminate between unarmed and potentially armed personnel walking along different trajectories.
Fioranelli, Francesco   +2 more
core   +1 more source

Using Particle Filter for Estimating Velocity of Maneuvering Target Being Tracked by Passive Radar

open access: yesSyrian Journal for Science and Innovation
Tracking a target is achieved by estimating its range and velocity, and this process has two types: Bistatic Tracking and Cartesian Tracking. In a passive radar system, the bistatic tracking is achieved by processing the bistatic geometry “One non ...
Anas Almanofi , Ali Kazem
doaj   +1 more source

Near-Space Microwave Radar Remote Sensing: Potentials and Challenge Analysis

open access: yesRemote Sensing, 2010
Near-space, defined as the region between 20 km and 100 km, offers many new capabilities that are not accessible to low earth orbit (LEO) satellites and airplanes, because it is above storm and not constrained by either the orbital mechanics of ...
Qicong Peng, Jingye Cai, Wen-Qin Wang
doaj   +1 more source

2D localization with WiFi passive radar and device-based techniques: an analysis of target measurements accuracy [PDF]

open access: yes, 2018
The aim of the work is to investigate the performance of two localization techniques based on WiFi signals: the WiFi-based passive radar and a device-based technique that exploits the measurement of angle of arrival (AoA) and time difference of arrival ...
COLONE, Fabiola   +2 more
core   +1 more source

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