Results 1 to 10 of about 415,096 (290)

Human Vital Signs Detection Methods and Potential Using Radars: A Review

open access: yesSensors, 2020
Continuous monitoring of vital signs, such as respiration and heartbeat, plays a crucial role in early detection and even prediction of conditions that may affect the wellbeing of the patient.
Mamady Kebe   +5 more
doaj   +2 more sources

A Review: Recent Progress in the Design and Development of Nonlinear Radars

open access: yesRemote Sensing, 2021
This paper presents an extensive review of nonlinear response-based radar systems. Nonlinear radars are generally used for clutter suppression purposes. These radars detect the nonlinear response generated by diodes and transistors are used as a tag for ...
Ashish Mishra, Changzhi Li
doaj   +2 more sources

mmPose-NLP: A Natural Language Processing Approach to Precise Skeletal Pose Estimation Using mmWave Radars [PDF]

open access: yesIEEE Transactions on Neural Networks and Learning Systems, 2021
In this article, we presented mmPose-NLP, a novel natural language processing (NLP) inspired sequence-to-sequence (Seq2Seq) skeletal key-point estimator using millimeter-wave (mmWave) radar data.
Arindam Sengupta, Siyang Cao
semanticscholar   +1 more source

Interactive air situation simulator [PDF]

open access: yesBiuletyn Wojskowej Akademii Technicznej, 2022
In the present day, simulators play a significant role in training military personnel. They allow, among other things, for practicing combat scenarios that are difficult or outright impossible to execute in reality. Virtual reality technologies are being
Michał Miller-Kopyt, Andrzej Witczak
doaj   +1 more source

Quantum Radar [PDF]

open access: yesPhysical Review Letters, 2020
We propose a quantum metrology protocol for the localization of a non-cooperative point-like target in three-dimensional space, by illuminating it with electromagnetic waves. It employs all the spatial degrees of freedom of N entangled photons to achieve an uncertainty in localization that is sqrt(N) times smaller for each spatial direction than what ...
Lorenzo Maccone, Changliang Ren
openaire   +4 more sources

A Normal Distribution Transform-Based Radar Odometry Designed For Scanning and Automotive Radars [PDF]

open access: yesIEEE International Conference on Robotics and Automation, 2021
Existing radar sensors can be classified into automotive and scanning radars. While most radar odometry (RO) methods are only designed for a specific type of radar, our RO method adapts to both scanning and automotive radars.
Pou-Chun Kung, C. Wang, Wen-Chieh Lin
semanticscholar   +1 more source

Design and Testing of a Low-Tech DEW Generator for Determining Electromagnetic Immunity of Standard Electronic Circuits

open access: yesEnergies, 2021
This article describes the effect of high-power electromagnetic environments (HPEMs) on the operation of all basic elements of electrical power networks. Frequency bands are defined for the HPEM environments. Attention is focused particularly on directed
Libor Dražan   +2 more
doaj   +1 more source

Radar Position Estimation by Sequential Irradiation of ESM Receivers

open access: yesSensors, 2021
In this article, a new technique for determination of 2D signal source (target) position is proposed. This novel approach, called the Inscribed Angle (InA), is based on measuring the time difference of sequential irradiation by the main beam of the ...
Petr Hubáček   +2 more
doaj   +1 more source

On Entanglement-Assisted Multistatic Radar Techniques

open access: yesEntropy, 2022
Entanglement-based quantum sensors have much better sensitivity than corresponding classical sensors in a noisy and lossy regime. In our recent paper, we showed that the entanglement-assisted (EA) joint monostatic–bistatic quantum radar performs much ...
Ivan B. Djordjevic
doaj   +1 more source

A New Orbiting Deployable System for Small Satellite Observations for Ecology and Earth Observation

open access: yesRemote Sensing, 2022
In this paper, we present several study cases focused on marine, oceanographic, and atmospheric environments, which would greatly benefit from the use of a deployable system for small satellite observations.
Elena Martellato   +32 more
doaj   +1 more source

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