Results 11 to 20 of about 13,242,853 (317)

Bluetooth 5.1: An Analysis of Direction Finding Capability for High-Precision Location Services. [PDF]

open access: yesSensors (Basel), 2021
This paper presents an in-depth overview of the Bluetooth 5.1 Direction Finding standard’s potentials, thanks to enhancing the Bluetooth Low Energy (BLE) firmware.
Pau G, Arena F, Gebremariam YE, You I.
europepmc   +2 more sources

STREAMLINING DIGITAL CORRELATION-INTERFEROMETRIC DIRECTION FINDING WITH SPATIAL ANALYTICAL SIGNAL

open access: yesInformatyka, Automatyka, Pomiary w Gospodarce i Ochronie Środowiska
This study investigated a search-free digital method for radio direction-finding that utilizes spatial analytical signal reconstruction. The research focused on optimizing the method's accuracy for estimating the direction of a radio source.
Nurzhigit Smailov   +8 more
doaj   +2 more sources

Direction Finding in MIMO Radar With Unknown Mutual Coupling

open access: yesIEEE Access, 2017
Multiple-input multiple-output (MIMO) radar has received much attention due to its potentials in offering improved performance for target detection and parameter estimation.
Ce Zhang, Huiping Huang, Bin Liao
doaj   +2 more sources

An Experimental Study on Direction Finding of Bluetooth 5.1: Indoor vs Outdoor [PDF]

open access: yesIEEE Wireless Communications and Networking Conference, 2021
The Bluetooth special interest group (Bluetooth SIG) has introduced a new feature for highly accurate localization called Direction Finding in the Bluetooth core specification 5.1.
Pradeep Sambu, M. Won
semanticscholar   +1 more source

Improving the accuracy of a digital spectral correlation-interferometric method of direction finding with analytical signal reconstruction for processing an incomplete spectrum of the signal

open access: yesEastern-European Journal of Enterprise Technologies, 2023
A method of correlation-interferometric direction finding has been improved, which effectively solves the problem of radio direction finding of radio emission sources under conditions of exposure to one or two masking interference. The problem was solved
Nunzhigit Smailov   +9 more
semanticscholar   +1 more source

Improving the accuracy and performance speed of the digital spectral-correlation method for measuring delay in radio signals and direction finding

open access: yesEastern-European Journal of Enterprise Technologies, 2022
A promising direction for the development of passive radar monitoring stations is to improve their efficiency by increasing their speed of performance. For the digital spectral-correlation method for determining the delay of radio signals and direction ...
Akezhan Sabibolda   +7 more
semanticscholar   +1 more source

A Compact Machine Learning Architecture for Wideband Amplitude-Only Direction Finding

open access: yesIEEE Transactions on Antennas and Propagation, 2021
A generalized, reduced-size machine learning architecture for single-snapshot amplitude-only direction finding (AODF) is proposed for uniform circular arrays.
Gaeron R. Friedrichs   +2 more
semanticscholar   +1 more source

Radio Direction Finding in Air Traffic Services

open access: yesPromet (Zagreb), 2005
The paper analyses the Radio Direction Finding principlefor navigation and swveillance system. Radio Direction Findinginvolves locating the bearing of a transmitter called a radiobeacon.
Andrej Novak
doaj   +1 more source

Usefulness of VRML building models in a direction finding context [PDF]

open access: yes, 2007
This paper describes an experiment which aims to examine the effectiveness and efficiency of a Virtual Reality Modelling Language (VRML) building model compared with equivalent architectural plans, for direction finding purposes.
Mackey, D, Murano, P
core   +1 more source

ISEE_Wave: interactive plasma wave analysis tool

open access: yesEarth, Planets and Space, 2021
We have developed ISEE_Wave (Institute for Space-Earth Environmental Research, Nagoya University - Plasma Wave Analysis Tool), an interactive plasma wave analysis tool for electric and magnetic field waveforms observed by the plasma wave experiment ...
Shoya Matsuda   +11 more
doaj   +1 more source

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