Results 51 to 60 of about 22,466 (253)

Low-Cost Laser-Based Localization System for Agricultural Machines [PDF]

open access: yes, 2005
This paper describes the design and test of a low-cost localization system for agricultural applications, which determines a tractor position in fields up to 0.5 km with an uncertainty of about 1 m. The proposed system employs a standard unmodified laser
Corbellini, Simone   +2 more
core   +1 more source

Low Power 24 GHz ad hoc Networking System Based on TDOA for Indoor Localization

open access: yesISPRS International Journal of Geo-Information, 2013
This paper introduces the key elements of a novel low-power, high precision localization system based on Time-Difference-of-Arrival (TDOA) distance measurements. The combination of multiple localizable sensor nodes, leads to an ad hoc network.
Melanie Jung   +3 more
doaj   +1 more source

Observations of snowpack properties to evaluate ground-based microwave remote sensing [PDF]

open access: yes, 2013
Active microwave radar has been shown to have great potential for estimating snow water equivalent (SWE) globally from space. To help evaluate optimal active microwave sensor configurations to observe SWE, we evaluated ground-based Frequency Modulated ...
Emad Tajkhorshid (243146)   +5 more
core   +2 more sources

Remote Monitoring of Human Vital Signs Based on 77-GHz mm-Wave FMCW Radar

open access: yesItalian National Conference on Sensors, 2020
In recent years, non-contact radar detection technology has been able to achieve long-term and long-range detection for the breathing and heartbeat signals.
Yong Wang   +4 more
semanticscholar   +1 more source

Detection of Electronic Devices Using FMCW Nonlinear Radar

open access: yesSensors, 2022
Nonlinear radars can be utilized to detect electronic devices, which are difficult to detect with conventional radars due to their small radar cross sections (RCS).
Kyuho Cha   +4 more
doaj   +1 more source

Precise control of broadband frequency chirps using optoelectronic feedback [PDF]

open access: yes, 2009
We demonstrate the generation of wideband frequency sweeps using a semiconductor laser in an optoelectronic feedback loop. The rate and shape of the optical frequency sweep is locked to and determined by the frequency of a reference electronic signal ...
Leyva, Victor   +4 more
core   +1 more source

Metode Reduksi Clutter Dinamis pada Sistem Radar-Drone untuk Deteksi Tanda Vital Pernafasan

open access: yesJurnal Elkomika
ABSTRAK Pengembangan radar pendeteksi tanda vital yang dikombinasikan dengan kemampuan deteksi di balik penghalang diarahkan untuk menghasilkan teknologi pencarian korban selamat di bawah reruntuhan.
ALOYSIUS ADYA PRAMUDITA   +3 more
doaj   +1 more source

Digital signal processing in MIMO radars with time-multiplexed transmit signals

open access: yesVojnotehnički Glasnik
Introduction/purpose: A current topic of significant research and development efforts in the Held of radar systems is MIMO (Multiple-Input-Multiple-Output) radar technology.
Borko В. Đaković   +3 more
doaj   +1 more source

Binary-Phase vs. Frequency Modulated Radar Measured Performances for Automotive Applications

open access: yesSensors, 2023
Radars have been widely deployed in cars in recent years, for advanced driving assistance systems. The most popular and studied modulated waveform for automotive radar is the frequency-modulated continuous wave (FMCW), due to FMCW radar technology’s ease
Mattia Caffa   +2 more
doaj   +1 more source

The Fundamentals of Radar with Applications to Autonomous Vehicles [PDF]

open access: yes, 2019
Radar systems can be extremely useful for applications in autonomous vehicles. This paper seeks to show how radar systems function and how they can apply to improve autonomous vehicles.
Rummel, Kameron
core   +1 more source

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