Results 21 to 30 of about 1,772 (184)

Modeling FMCW Radar for Subsurface Analysis

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2022
Determining subsurface properties through ground penetrating radar sounding can be challenging, especially in planetary exploration, where little is known about the terrain and additional observations are limited. Analysis and interpretation of data acquired with the Radar Imager for Mars’ Subsurface Experiment (RIMFAX) could therefore be ...
Sigurd Eide   +3 more
openaire   +4 more sources

Improved Ground Target Detecting System Based on Both Miniaturized FMCW Radar and Radiometer

open access: yesIEEE Access, 2022
The frequency-modulated continuous-wave (FMCW) radar is generally applied in ground target detecting devices mounted on small shells or projectiles because of its compact size.
Myung-Suk Jung, Kyung-Tae Kim
doaj   +1 more source

FMCW radar with broadband communication capability [PDF]

open access: yes2007 European Radar Conference, 2007
The use of amplitude modulation to encode information onto an FMCW radar signal is proposed in this paper. This new technique, that has been named AM-FMCW communicating radar, provides a new channel for broadband communication by reusing the radar frequencies and without introducing any distortion in the radar functionality.
Barrenechea, P.   +2 more
openaire   +1 more source

Inter-radar interference analysis of FMCW radars with different chirp rates

open access: yesThe Journal of Engineering, 2019
Millimetre-wave frequency-modulated continuous wave (FMCW) radar is expected to be widely deployed for advanced driver assistance systems (ADAS) and self-driving cars. Considering that automotive radars will be deployed in a huge number of cars in future,
Yuya Makino   +5 more
doaj   +1 more source

Prospects of FMCW-based frequency diverse array radar

open access: yesThe Journal of Engineering, 2019
The linear frequency modulated (LFM) frequency modulated continuous wave (FMCW)-based frequency diverse array (FDA) radar concept is investigated in detail. The radar operates as a linear pulsed FMCW/FDA in the transmission (TX) mode while it operates as
Ramazan Çetiner   +3 more
doaj   +1 more source

Strategies for FMCW radars

open access: yes2009 9th International Conference on Intelligent Transport Systems Telecommunications, (ITST), 2009
In this paper, we present a comparison of two strategies for FMCW radars. The potential presence of multiple targets implies using specific waveforms for beat frequencies association. Here, we compare performance of two such waveforms in terms of targets distance and velocity estimation.
Bazzi, Ali   +4 more
openaire   +2 more sources

Focusing Bistatic FMCW SAR Signal by Range Migration Algorithm Based on Fresnel Approximation

open access: yesSensors, 2015
Frequency modulated continuous wave (FMCW) technique has recently been employed by synthetic aperture radar (SAR) to decrease the radar cost and volume. However, the operation range is limited by the direct energy leakage from the transmitting channel to
Yake Li, Siu O’Young
doaj   +1 more source

Dynamic Fluid Ingress Detection in Geomaterials Using K-Band Frequency Modulated Continuous Wave Radar

open access: yesIEEE Access, 2020
Frequency modulated continuous wave (FMCW) radar in the K-band has been shown to be an effective detector of geomaterial physical properties being highly sensitive to rock characteristics, particularly mineral composition and, for porous rock, variations
Jamie Blanche   +6 more
doaj   +1 more source

FMCW RADAR SYSTEM FOR TRANSPONDER IDENTIFICATION

open access: yesProgress In Electromagnetics Research B, 2018
—In this paper, we deal with a frequency modulated continuous wave (FMCW) radar used for localizing and tracking targets by frequency evaluation of the received radar beat signal. The radar system achieved with a primary radar (reader) and a secondary radar (transponder) is addressed as super high frequency (SHF) radio frequency identification (RFID ...
Bouhlel, Nizar   +3 more
openaire   +4 more sources

Design and Implementation of FMCW Surveillance Radar Based on Dual Chirps

open access: yesElektronika ir Elektrotechnika, 2018
We propose and implement a low-complexity dual-chirp FMCW radar system for surveillance applications. The FMCW radar is suitable for the detection of various positions of multiple targets for the monitoring of concealed humans.
Youngseok Jin   +3 more
doaj   +1 more source

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