Results 71 to 80 of about 14,673 (249)

Radar-on-Lidar: metric radar localization on prior lidar maps

open access: yes, 2020
Radar and lidar, provided by two different range sensors, each has pros and cons of various perception tasks on mobile robots or autonomous driving. In this paper, a Monte Carlo system is used to localize the robot with a rotating radar sensor on 2D ...
Tang, Li   +3 more
core   +1 more source

Potential of mm‐Wave Doppler‐Polarimetric Profiler Observations for Quality Assessment of Hydrometeor Classification Schemes

open access: yesJournal of Geophysical Research: Atmospheres, Volume 130, Issue 11, 16 June 2025.
Abstract Dual‐polarization weather radars have improved the accuracy of precipitation estimates. However, challenges persist in evaluating hydrometeor classification (HMC) algorithms, thereby impacting the accuracy of precipitation estimates.
L. Bogerd   +5 more
wiley   +1 more source

A novel simulation technique for UWB-FMCW radar: enhancing through-the-wall detection capabilities

open access: yesJournal of King Saud University: Engineering Sciences
Ultrawideband frequency-modulated continuous-wave (UWB-FMCW) radar is a solution for through-the-wall (TTW) imaging and detection technology. TTW radar is an attractive UWB microwave imaging system that comprises radars capable of localizing and ...
Ahmed M. Eid, Mouaaz Nahas
doaj   +1 more source

A Low-Complexity Joint TOAs and AOAs Parameter Estimator Using Dimension Reduction for FMCW Radar Systems

open access: yesElektronika ir Elektrotechnika, 2018
We propose a low-complexity of joint time delay of arrivals (TOAs) and angles of arrivals (AOAs) using dimension reduction for frequency modulated continuous-wave (FMCW) radar systems.
Sangdong Kim, Yeonghwan Ju, Jonghun Lee
doaj   +1 more source

Automotive radar – investigation of mutual interference mechanisms [PDF]

open access: yes, 2010
In the past mutual interference between automotive radar sensors has not been regarded as a major problem. With an increasing number of such systems, however, this topic is receiving more and more attention.
H.-L. Blöcher, M. Goppelt, W. Menzel
core   +1 more source

Basal Melting and Oceanic Observations Beneath Central Fimbulisen, East Antarctica

open access: yesJournal of Geophysical Research: Oceans, Volume 130, Issue 3, March 2025.
Abstract Basal melting of ice shelves is fundamental to Antarctic ice sheet mass loss, yet direct observations remain sparse. We present the first year‐round melt record (2017–2021) from a phase‐sensitive radar on Fimbulisen, one of the fastest flowing ice shelves in Dronning Maud Land, East Antarctica.
Katrin Lindbäck   +6 more
wiley   +1 more source

Vehicular Communications Over OFDM Radar Sensing in the 77 GHz mmWave Band

open access: yesIEEE Access, 2023
Radar detection and vehicle-to-everything (V2X) communication are two advanced driver-assistance system (ADAS) functions used to improve the safety of the road users and their driving experience.
K. B. Serge Angelo Dapa   +3 more
doaj   +1 more source

Hand Gesture Recognition Using Frequency‐Modulated Continuous Wave Radar on Tactile Displays for the Visually Impaired

open access: yesAdvanced Intelligent Systems, Volume 7, Issue 2, February 2025.
A radar‐based hand gesture recognition is proposed here to be integrated with 2D‐tactile displays. A multifeature encoder method is used to extract the range‐time‐map and velocity‐time‐map information from the radar in the form of spectrogram images.
Ahmed Hamza   +3 more
wiley   +1 more source

Millimeter-Wave OFDM-FMCW Radar-Communication Integration System Design

open access: yesRemote Sensing
Frequency-modulated continuous wave (FMCW) and orthogonal frequency-division multiplexing (OFDM) technologies play significant roles in millimeter-wave radar and communication. Their combinations, however, are understudied in the literature.
Jiangtao Liu   +4 more
doaj   +1 more source

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