Results 21 to 30 of about 192,480 (283)

Wideband and Low-Profile Array of Tightly Coupled Dipole Subarrays [PDF]

open access: yesJournal of Electromagnetic Engineering and Science
This letter introduces a novel wideband, low profile, tightly coupled dipole subarray for wireless communication systems. The proposed subarray, composed of 3 × 3 unit elements, offers a planar structure with high aperture efficiency. The unit element is
Seongjung Kim, Sangwook Nam
doaj   +2 more sources

Exploiting tightly-coupled cores

open access: yes, 2014
As we move steadily through the multicore era, and the number of processing cores on each chip continues to rise, parallel computation becomes increasingly important. However, parallelising an application is often difficult because of dependencies between different regions of code which require cores to communicate.
core   +5 more sources

A Novel Ambiguity Parameter Estimation and Elimination Strategy for GNSS/INS Tightly Coupled Integration

open access: yesRemote Sensing, 2020
The estimation of ambiguity in the global navigation satellite system/inertial navigation system (GNSS/INS) tightly coupled system is a key issue for GNSS/INS precise navigation positioning.
Chun Ma   +4 more
doaj   +3 more sources

Low-Profile Differentially-Fed Tightly-Coupled Dipole Array

open access: yesИзвестия высших учебных заведений России: Радиоэлектроника
Introduction. Tightly coupled dipoles currently belong to one of the most popular types of antenna arrays. Their main advantages include an electrically low-profile height, the ability to scan the beam across a wide sector of angles without the onset of ...
I. N. Bobkov, Yu. V. Yukhanov
doaj   +3 more sources

A Fuzzy Adaptive Tightly-Coupled Integration Method for Mobile Target Localization Using SINS/WSN

open access: yesMicromachines, 2016
In recent years, mobile target localization for enclosed environments has been a growing interest. In this paper, we have proposed a fuzzy adaptive tightly-coupled integration (FATCI) method for positioning and tracking applications using strapdown ...
Wei Li   +5 more
doaj   +2 more sources

An Enhanced Interface Selectivity Technique to Improve the QoS for the Multi-homed Node [PDF]

open access: yesEngineering and Technology Journal, 2022
The user’s handoff is still an arguable issue that many mobile communication systems face, especially with the exploded growth of users and internet-based applications.
Haider Oleiwi   +3 more
doaj   +1 more source

Gaussian Process for GPS Receiver Predictor and INS GPS Integration [PDF]

open access: yesEngineering and Technology Journal, 2023
Global Positioning System (GPS) has become important and necessary in daily life.  It is possible to reach any destination using GPS, which is included in many lands and marine applications.
Nawras Ahmed, Sameir Aziez, Ali Khenyab
doaj   +1 more source

TIGHTLY COUPLED INDOOR POSITIONING USING UWB/MMWAVE RADAR/IMU [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2022
The ultra-wideband (UWB)-based positioning has a wide internet of things applications such as smart medical and smart logistics, due to its high positioning accuracy. However, non-line-of-sight radio propagation degrades UWB positioning accuracy.
H. Yao, X. Wang, H. Qi, X. Liang
doaj   +1 more source

Exploiting tightly-coupled cores [PDF]

open access: yes2013 International Conference on Embedded Computer Systems: Architectures, Modeling, and Simulation (SAMOS), 2013
The individual processors of a chip-multiprocessor traditionally have rigid boundaries. Inter-core communication is only possible via memory and control over a core's resources is localised. Specialisation necessary to meet today's challenging energy targets is typically provided through the provision of a range of processor types and accelerators.
Daniel Bates   +3 more
openaire   +3 more sources

Design of Tightly Coupled INS/DVL/RPM Integrated Navigation System [PDF]

open access: yes한국해양공학회지, 2019
Because the global positioning system (GPS) is not available in underwater environments, an inertial navigation system (INS)/doppler velocity log (DVL) integrated navigation system is generally implemented. In general, an INS/DVL integrated system adopts
Tae-Suk Yoo   +3 more
doaj   +1 more source

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