Results 11 to 20 of about 3,070,422 (295)

Biologically inspired direction‐finding for short baseline

open access: yesIET Radar, Sonar & Navigation, 2021
The optimal implementation for a biologically inspired coupling structure to overcome the limitation of short baseline direction‐finding is determined. This approach is inspired by the Ormia ochracea, a parasitoid insect living in North America.
Jiazhi He, Zhen Huang, Xuefeng Feng
doaj   +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

Direction Finding Using Compressive One-Bit Measurements

open access: yesIEEE Access, 2018
In this paper, we propose a novel direction-of-arrival (DOA) estimation scheme, which is named the compressive one-bit measurement scheme. In the proposed scheme, the one-bit quantization technique is used to reduce the system cost in terms of the analog-
Tao Chen, Muran Guo, Xiangsong Huang
doaj   +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

A review of system integration and current integrity monitoring methods for positioning in intelligent transport systems

open access: yesIET Intelligent Transport Systems, 2021
Applications of intelligent transportation systems are continuously increasing. Since positioning is a key component in these systems, it is essential to ensure its reliability and robustness, and monitor its integrity so that the required levels of ...
Tarek Hassan   +2 more
doaj   +1 more source

Deep learning-based direction finding in the presence of direction-dependent mutual coupling

open access: yesICT Express, 2023
In this paper, the problem of direction finding is considered for millimeter-wave communication with direction-dependent mutual coupling. For direction-of-arrival estimation, a low-complexity deep neural network (DNN)-based regression model is proposed ...
Kyungsik Seo, Jaekoo Lee, Song Noh
doaj   +1 more source

User Interface and RF-Front End Design for Radio Direction Finding-Miniature Unmanned Air Vehicles (RDF-MUAV) [PDF]

open access: yes, 2020
Radio direction finding perform better at high altitude due to greater line of sight coverage. In this paper, the radio direction finding-miniature unmanned air vehicles (RDF-MUAVs) platform able to localize the beacon by accessing the direction of ...
A. Majid, Huda   +3 more
core   +1 more source

Finding communities in directed networks [PDF]

open access: yesPhysical Review E, 2010
To identify communities in directed networks, we propose a generalized form of modularity in directed networks by presenting the quantity LinkRank, which can be considered as the PageRank of links. This generalization is consistent with the original modularity in undirected networks and the modularity optimization methods developed for undirected ...
Kim, Y Kim, Youngdo   +2 more
openaire   +3 more sources

Dielectric Resonator Direction Finding Antenna

open access: yesInternational Journal of Antennas and Propagation, 2011
The idea of using a cylindrical dielectric resonator antenna for mechanical direction finding and target tracking is presented. The hybrid feeding network of the receiving antenna comprised two ports: one for the broadside-type sum pattern and another ...
Laila Hady Salman   +2 more
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

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