Results 1 to 10 of about 65,492 (218)

Textile UWB Antennas for Wireless Body Area Networks [PDF]

open access: yesIEEE Transactions on Antennas and Propagation, 2006
A new ultrawideband (UWB) textile antenna designed for UWB wireless body area network (WBAN) applications is presented. Unlike previous textile antennas, these antennas offer a direct integration into clothing due to a very small thickness (0.5 mm) and ...
Klemm, M, Troester, G
exaly   +4 more sources

Experimental Evaluation of UWB Indoor Positioning for Indoor Track Cycling [PDF]

open access: yesSensors, 2019
Accurate radio frequency (RF)-based indoor localization systems are more and more applied during sports. The most accurate RF-based localization systems use ultra-wideband (UWB) technology; this is why this technology is the most prevalent.
Kevin Minne, Nicola Macoir, Jen Rossey
exaly   +3 more sources

UWB Indoor Localization Using Deep Learning LSTM Networks

open access: yesApplied Sciences (Switzerland), 2020
Localization using ultra-wide band (UWB) signals gives accurate position results for indoor localization. The penetrating characteristics of UWB pulses reduce the multipath effects and identify the user position with precise accuracy.
Alwin Poulose, Dong Seog Han
exaly   +3 more sources

CFD Flow Analysis of the Influence of Rotor Seals in a Cantilever Microturbine [PDF]

open access: yesMATEC Web of Conferences, 2022
The article describes the results from the research and development of a cantilever microturbine designed for ORC power plants. The main objective of the paper was to compare different types of rotor seals and their effect on the turbine efficiency and ...
Syka Tomáš   +2 more
doaj   +1 more source

Smartphones with UWB: Evaluating the Accuracy and Reliability of UWB Ranging

open access: yesCoRR, 2023
More and more consumer devices implement the IEEE Ultra-Wide Band (UWB) standard to perform distance measurements for sensitive tasks such as keyless entry and startup of modern cars, to find lost items using coin-sized trackers, and for smart payments.
Alexander Heinrich   +3 more
openaire   +2 more sources

A Novel Compact Ultra-Wideband Frequency-Selective Surface-Based Antenna for Gain Enhancement Applications [PDF]

open access: yesJournal of Electromagnetic Engineering and Science, 2023
This article presents a compact ultra-wideband (UWB) circular monopole antenna with a frequency-selective surface (FSS) for gain enhancement. The proposed antenna has a circular patch with circular cuts at the edges and is excited by a microstrip feed ...
Iftikhar Ud Din   +6 more
doaj   +1 more source

Improved malicious node detection method for detecting a bait in an extensive network for getting the maximum throughput

open access: yesIET Communications, EarlyView., 2022
Abstract Mobile Ad‐hoc Network (MANET) is an ad hoc Wireless subset with a unique dynamic geometry of the system and movable nodes. The MANETs are auto‐organized networks that permit mobility without infrastructure. Specific protocols for MANET routing are provided with these attributes.
Shalini Goel   +5 more
wiley   +1 more source

Digital Twin Model of Electric Drives Empowered by EKF

open access: yesSensors, 2023
Digital twins, a product of new-generation information technology development, allows the physical world to be transformed into a virtual digital space and provide technical support for creating a Metaverse.
Mohsen Ebadpour   +4 more
doaj   +1 more source

The Role of Russian Army Cartographers during the Great Northern War – the Example of the Campaign of Grodno of 1706

open access: yesKlio, 2021
This aim of this article is to analyse the role of cartography in operation activities during the Great Northern War. So far, only Swedish materials from that period have been studied, and this work concerns two maps made for the needs of the Russian ...
Karol Łopatecki
doaj   +1 more source

Pretreatment to terahertz absorption curves by narrow undulation constraint and Its quick implementation suggested by convex hull

open access: yesScientific Reports, 2022
In this work, a method of pretreating THz absorption curve is proposed, which leads to minimal range in absorption, reserving necessary undulation of curve for identification by convolutional neural network. The kernel thought of proposed method is about
Yizhang Li   +5 more
doaj   +1 more source

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