Results 51 to 60 of about 19,384 (158)

Millimeter-Wave Backscattering Measurements with Transmitarrays for Personal Radar Applications [PDF]

open access: yes, 2015
Electronic ISBN: 978-1-4673-9526-7INSPEC Accession Number: 15805767International audienceThe concept of personal radar has recently emerged as an interesting solution for next 5G applications.
Dardari, Davide, ‡   +20 more
core   +1 more source

High resolution observations of spectral width features associated with ULF wave signatures in artificial HF radar backscatter [PDF]

open access: yes, 2004
International audienceThe EISCAT high power heating facility at Tromsø, northern Norway, has been utilised to generate artificial radar backscatter in the fields of view of the CUTLASS HF radars.
Woodfield, E.E.   +30 more
core   +1 more source

Simultaneous Target Classification and Moving Direction Estimation in Millimeter-Wave Radar System

open access: yes, 2021
In this study, we propose a method to identify the type of target and simultaneously determine its moving direction in a millimeter-wave radar system. First, using a frequency-modulated continuous wave (FMCW) radar sensor with the center frequency of 62 ...
Jin-Cheol Kim   +2 more
core   +1 more source

Experimental Study of Trans-Medium Communication of Millimeter-Wave Radar in Wave Tank

open access: yes水下无人系统学报
Wireless cross-medium communication for underwater equipment may be possible by using millimeter-wave radar to detect the micro-wave vibration on the water surface excited by sound waves of underwater equipment. Studying the effect of water surface waves
Yuming ZENG   +4 more
doaj   +1 more source

Effects of high-latitude atmospheric gravity wave disturbances on artificial HF radar backscatter [PDF]

open access: yes, 2006
International audienceObservations of HF radar backscatter from artificial field-aligned irregularities in an ionosphere perturbed by travelling disturbances due to atmospheric gravity waves are presented.
Tim K. Yeoman (7583066)   +14 more
core   +1 more source

Correlative Scan Matching Position Estimation Method by Fusing Visual and Radar Line Features

open access: yesRemote Sensing, 2023
Millimeter-wave radar and optical cameras are one of the primary sensing combinations for autonomous platforms such as self-driving vehicles and disaster monitoring robots.
Yang Li   +3 more
doaj   +1 more source

94 GHz Monolithic Transmitter for Weather Radar Application [PDF]

open access: yes, 2011
This thesis was written for concluding my studies at the University of Padua. The main topic is the design of a monolithic transmitter in SiGe bipolar technology, for weather radar application at an operating frequency around 94GHz.
Puliero , Claudio
core  

Anti-Rain Clutter Interference Method for Millimeter-Wave Radar Based on Convolutional Neural Network

open access: yesRemote Sensing
Millimeter-wave radars are widely used in various environments due to their excellent detection capabilities. However, the detection performance in severe weather environments is still an important research challenge.
Chengjin Zhan   +3 more
doaj   +1 more source

Millimeter Wave High Resolution Radar Accuracy in Fog Conditions—Theory and Experimental Verification

open access: yesSensors, 2018
Attenuation and group delay effects on millimeter wave (MMW) propagation in clouds and fog are studied theoretically and verified experimentally using high resolution radar in an indoor space filled with artificial fog.
Yosef Golovachev   +3 more
doaj   +1 more source

Development of Low-Cost Single-Chip Automotive 4D Millimeter-Wave Radar

open access: yesSensors
Traditional 3D millimeter-wave radars lack target height information, leading to identification failures in complex scenarios. Upgrading to 4D millimeter-wave radars enables four-dimensional information perception, enhancing obstacle detection and ...
Yongjun Cai   +5 more
doaj   +1 more source

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