Results 91 to 100 of about 30,133 (218)

Fall Detection Based on Continuous Wave Radar Sensor Using Binarized Neural Networks

Applied Sciences
Accidents caused by falls among the elderly have become a significant social issue, making fall detection systems increasingly needed. Fall detection systems such as internet of things (IoT) devices must be affordable and compact because they must be ...
Hyeongwon Cho, Soongyu Kang, Yunseong Sim, Seongjoo Lee, Yunho Jung   +4 more
doaj   +1 more source

Radar measurement of soil moisture content [PDF]

The effect of soil moisture on the radar backscattering coefficient was investigated by measuring the 4-8 GHz spectral response from two types of bare-soil fields: slightly rough and very rough, in terms of the wavelength.
Ulaby, F. T.
core   +1 more source

Detection of Soil Water Content Using Continuous Wave Ground Penetrating Radar

JOIV: International Journal on Informatics Visualization, 2018
In this work, continuous wave ground-penetrating radar (CW-GPR) has been used for detecting the soil water content in context to farm management.
Sonal Oimbe, Rahul Ingle, Raval Awale
doaj   +1 more source

Analysis of Multiresolution Characteristics of Complex Continuous Wave Signal Modulated by Pseudocode Family

Leida xuebao, 2016
In this study, a new type of Continuous Wave (CW) signal modulated by pseudocode family is designed, solving the problem of more quantity of warhead dynamic fragments, larger speed variation, larger distribution and more difficult resolution during the ...
Han Zhuangzhi, Song Chunji, Hou Jianqiang   +2 more
doaj   +1 more source

Feasiblity study for a 34 GHz (Ka band) gyroamplifier [PDF]

The feasibility of using a gyroklystron power tube as the final amplifier in a 400 kW CW 34 GHz transmitter on the Goldstone Antenna is investigated. A conceptual design of the gyroklystron and the transmission line connecting it with the antenna feed ...
Bier, R. E., Caplan, M., Huey, H. E., Pirkle, D. R., Robinson, J. D., Stone, D. S., Thompson, L.   +6 more
core   +1 more source

Sonar and radar SAR processing for parking lot detection [PDF]

, 2011
In this paper, SAR processing algorithms for automotive applications are presented and illustrated on data from non-trivial test scenes. The chosen application is parking lot detection.
Bonacci, David, Mure-Dubois, James, Vincent, François   +2 more
core  

KuRALS: Ku-Band Radar Datasets for Multi-Scene Long-Range Surveillance with Baselines and Loss Design

Remote Sensing
Compared to cameras and LiDAR, radar provides superior robustness under adverse conditions, as well as extended sensing range and inherent velocity measurement, making it critical for surveillance applications.
Teng Li, Qingmin Liao, Youcheng Zhang, Xinyan Zhang, Zongqing Lu, Liwen Zhang   +5 more
doaj   +1 more source

Three-Frequency Nonlinear Heterodyne Detection. 1: cw Radar and Analog Communications [PDF]

[[abstract]]Part 1 of this paper [Appl. Opt. 14, 666 (1975)] dealt with the cw radar and analog communications uses of three-frequency nonlinear heterodyne detection.
Abrams, Bostick, Forrester, Ippolito, Mandel, McElroy, Teich, Teich, Teich, Teich, Teich, Teich, Teich   +12 more
core   +2 more sources

Measurement and Analysis of Multiband Bistatic and Monostatic Radar Signatures of Wind Turbines [PDF]

This paper presents the results of recent measurements taken with two radar systems to measure the simultaneous monostatic and bistatic signature of wind turbines, at S-band and X-band.
Balleri, A, Fioranelli, F, Griffiths, H, Ritchie, MA   +3 more
core  

A Frame Detection Method for Real-Time Hand Gesture Recognition Systems Using CW-Radar. [PDF]

Sensors (Basel), 2020
Yu M, Kim N, Jung Y, Lee S.
europepmc   +1 more source