Results 101 to 110 of about 220,031 (271)

Effect of Antenna Parameters on the Field Coverage in Tunnel Environments

open access: yesInternational Journal of Antennas and Propagation, 2016
Radio wave propagation in confined spaces is consequent upon the reflections of boundaries; thus, the radiation characteristics of the antenna have significant influence on the field coverage in the confined space.
Dawei Li, Junhong Wang
doaj   +1 more source

Publications of the Jet Propulsion Laboratory 1982 [PDF]

open access: yes
A bibliography of articles concerning topics on the deep space network, data acquisition, telecommunication, and related aerospace studies is presented.

core   +1 more source

Smart Flexible Tactile Sensors: Recent Progress in Device Designs, Intelligent Algorithms, and Multidisciplinary Applications

open access: yesAdvanced Intelligent Discovery, EarlyView.
Flexible tactile sensors have considerable potential for broad application in healthcare monitoring, human–machine interfaces, and bioinspired robotics. This review explores recent progress in device design, performance optimization, and intelligent applications. It highlights how AI algorithms enhance environmental adaptability and perception accuracy
Siyuan Wang   +3 more
wiley   +1 more source

Quadcopter Take Off and Landing System with Blob Detection Method and Optical Flow

open access: yesJurnal Jaringan Telekomunikasi, 2023
Quadcopter is a type of UAV (Unmanned Aerial Vehicle) which is currently developing and very useful in various fields. With four motors as the main propulsion, the quadcopter has the ability to maneuver, take-off and land vertically in places that have ...
Rofy Wahyu Ramadhan   +2 more
doaj  

An Analysis of the Application End to End Quality of Service on 3g Telecommunication Network [PDF]

open access: yes, 2012
End to End Quality of Service is a way to provide data package service in a telecommunication network that based on Right Price, Right Service Level, and Right Quality.
Arifin, D. (Deddy)   +2 more
core  

Neuromorphic Photonic Processing and Memory With Spiking Resonant Tunneling Diode Neurons and Neural Networks

open access: yesAdvanced Intelligent Systems, EarlyView.
This work shows resonant tunneling diode‐based opto‐electronic spiking neurons enabling fast edge detection in time series, a two‐layer photonic spiking neural network for complex classification, and a depth‐tunable photonic spiking memory system. Neuromorphic computing—modeled after the functionality and efficiency of biological neural systems—offers ...
Dafydd Owen‐Newns   +8 more
wiley   +1 more source

The Impact of Liberalizing the Telecommunication Sector in Morocco [PDF]

open access: yes
The purpose of this paper is to present the major developments recorded in telecommunication sector in Morocco and assess the impact of regulating the telecommunication sector in Morocco along the European Union lines.
Achy, Lahcen
core   +1 more source

Nonplanar Atomic Layer Deposition (ALD)‐Niobium Oxide (NbOx) Neurons for Oscillatory Neural Network Applications

open access: yesAdvanced Intelligent Systems, EarlyView.
This article presents a nonplanar niobium oxide (NbOx) neuron device fabricated using an atomic layer deposition (ALD) method for use in oscillatory neural networks (ONNs). Potentially, such nonplanar geometry allows for high‐density arrays. The desired threshold switching (TS) characteristics are achieved through an interfacial method using a thin ...
Jaehyun Moon   +6 more
wiley   +1 more source

Metasurfaces and Metadevices for Topological Electromagnetic Waves

open access: yesAdvanced Physics Research, EarlyView.
Optical topologies refer to diverse topological localized structures made by diverse parameters of light fields, such as vortices, skyrmions, and hopfions. This article navigates a direction of metasurface‐based integrated devices for generation, manipulation and detection of novel topologies of light, which would be a rapidly growing interdisciplinary
Rensheng Xie   +3 more
wiley   +1 more source

Polish Mobile Phone Market - present situation and direction of changes [PDF]

open access: yes
The value of the polish mobile phone market (MPM) was rising steadily since its beginning. The year 2009 was the first year when the value of that market fell down by 2,5%.
Czaplewski, Maciej
core  

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