Results 1 to 10 of about 59,812 (299)

Passive MIMO Radar Detection with Unknown Colored Gaussian Noise

open access: yesRemote Sensing, 2021
The target detection of the passive multiple-input multiple-output (MIMO) radar that is comprised of multiple illuminators of opportunity and multiple receivers is investigated in this paper.
Yongjun Liu   +5 more
doaj   +1 more source

Enhanced Radar Detection in the Presence of Specular Reflection Using a Single Transmitting Antenna and Three Receiving Antennas

open access: yesRemote Sensing, 2023
Radar target echoes undergo fading in the presence of specular reflection, which is adverse to radar detection. To address this problem, this paper proposes a radar detection method that uses a single transmitting antenna and three receiving antennas ...
Yong Yang, Xue-Song Wang
doaj   +1 more source

Sinuous Antenna for UWB Radar Applications [PDF]

open access: yesSensors, 2021
In this paper, the recent progress on sinuous antennas is detailed, focusing the attention on the antenna geometry, dielectric structure, and miniaturization techniques. In the first part, we introduce the basic principles of the frequency-independent antenna, in particular the self-complementary and log-periodic geometries, as well as the antenna ...
Luciano Mescia   +6 more
openaire   +3 more sources

The Development of Copper Clad Laminate Horn Antennas for Drone Interferometric Synthetic Aperture Radar

open access: yesDrones, 2023
Interferometric synthetic aperture radar (InSAR) is an active remote sensing technique that typically utilises satellite data to quantify Earth surface and structural deformation.
Anthony Carpenter   +3 more
doaj   +1 more source

Calibration of Phased-Array High-Frequency Radar on an Anchored Floating Platform

open access: yesRemote Sensing, 2022
Prior studies have highlighted the importance of calibrating receiver antennas in target direction-of-arrival (DOA) estimation and surface current measurement for high-frequency (HF) radar systems.
Bin Wan   +4 more
doaj   +1 more source

Gapwaveguide Automotive Imaging Radar Antenna With Launcher in Package Technology

open access: yesIEEE Access, 2023
A 77 GHz gapwaveguide radar antenna system with launcher-in-package (LiP) technology is presented in this paper for automotive imaging applications. Firstly, state-of-the-art LiP technology integrated with radar transceivers is proposed. The transceivers
Qiannan Ren   +7 more
doaj   +1 more source

Compressive Sensing-Based Radar Imaging and Subcarrier Allocation for Joint MIMO OFDM Radar and Communication System

open access: yesSensors, 2021
In this paper, a joint multiple-input multiple-output (MIMO OFDM) radar and communication (RadCom) system is proposed, in which orthogonal frequency division multiplexing (OFDM) waveforms carrying data to be transmitted to the information receiver are ...
SeongJun Hwang   +4 more
doaj   +1 more source

VitRad: A low-cost continuous wave Doppler radar system with 3D-printed horn antennas for human vital sign detection

open access: yesHardwareX, 2022
In this study, a low-cost continuous wave (CW) radar system with 3D-printed high-gain horn antennas called VitRad is proposed for human vital sign detection.
Hyunmin Jeong   +3 more
doaj   +1 more source

An Unbalanced Sinuous Antenna for Near-Surface Polarimetric Ground-Penetrating Radar

open access: yesIEEE Open Journal of Antennas and Propagation, 2020
Sinuous antennas are capable of producing ultra-wideband radiation with polarization diversity. This capability makes the sinuous antenna an attractive candidate for UWB polarimetric radar applications. Additionally, the ability of the sinuous antenna to
Dylan A. Crocker, Waymond R. Scott
doaj   +1 more source

Analysis of the Borehole Effect in Borehole Radar Detection

open access: yesSensors, 2020
The directional borehole radar can accurately locate and image the geological target around the borehole, which overcomes the shortcomings that the conventional borehole radar can only detect the depth of the target and the distance from the borehole ...
Wentian Wang   +3 more
doaj   +1 more source

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