Results 41 to 50 of about 630,589 (380)
Physical Layer Data Analysis for Abnormal User Detecting: A Random Matrix Theory Perspective
IEEE Access, 2019 Physical layer security (PLS) is a promising technology to enhance security performance of wireless communication systems, while the analyzing of PLS abnormal user detection is an important aspect of PLS research.
Hui Chen +4 more
doaj +1 more source
Telecommunications Network Planning and Maintenance [PDF]
, 2008 Telecommunications network operators are on a constant challenge to provide new services which require ubiquitous broadband access. In an attempt to do so, they are faced with many problems such as the network coverage or providing the guaranteed Quality
Alarcón Mondéjar, Martín Javier +3 more
core +1 more source
Advanced Functional Materials, EarlyView.A laser‐driven strategy enables precise microstructural modulation of Mo₂C, achieving nanoscale grain control (15.6 ± 5 nm) and an ultrahigh grain boundary density (130 µm−1). Moreover, high‐angle grain boundaries enhance active sites, facilitate electron transport, and optimize hydrogen adsorption kinetics, significantly reducing overpotential.
Seok‐Ki Hyeong +13 more
wiley +1 more source
The challenges facing road-side ‘m-Preneurs’ in leap-frogging the constraints of ICTs in DCs: A Nigerian case study [PDF]
, 2017 Studies have shown that the number of mobile telecommunications operators in Nigeria has been on the increase since the first Global System of Mobile Telecommunications (GSM) licence was granted to MTN (Mobile Telecommunications Network) in 2001 ...
Ojukwu , Dili
core
3D Nano‐architected Polymer Shell Enables Reconfigurable Stabilized Blue Phase Soft Crystals
Advanced Functional Materials, EarlyView.Spherical polymer shells featuring nanostructure of blue phase (BP) disclinations form via in situ photo‐polymerization within BP liquid crystals, providing controlled anchoring for BP nucleation and growth at room temperature and beyond. This architected confinement enhances BP thermal stability over a broad temperature range while enabling dynamic ...
Sepideh Norouzi +8 more
wiley +1 more source
Sistemas de resumen automático de documentos
Digithum, 2001 La aparición de la WWW y de Internet como red de telecomunicaciones, han cambiado el concepto de lo que se considera información: no está mejor informado quien más datos posee, sino quien dispone de mejores medios para obtener exclusivamente los datos ...
Salvador Climent Roca
doaj +1 more source
A Novel Feature Fusion Method for Computing Image Aesthetic Quality
IEEE Access, 2020 Computationally, the aesthetic quality of an image means that the model automatically scores the aesthetic level of the image. However, there are many factors that determine beauty or ugliness for photographic photos.
Xuewei Li +3 more
doaj +1 more source
Engineering Proceedings, 2023 This paper presents an overview of the findings in the handover (HO) process performance within three routes in Quito, Ecuador. We used the Net-Monitor Software to gather information from one of the three national mobile operators.
Ramiro Espinosa +4 more
doaj +1 more source
Advanced Healthcare Materials, EarlyView.A wireless cortical surface implant employing graphene electrode arrays diagnoses and alleviates Parkinson's disease symptoms in freely moving animals. The device continuously monitors cortical activity and delivers targeted stimulation, restoring beta–gamma and delta oscillations.
Hongseong Shin +15 more
wiley +1 more source
Technological and Economic Development of Economy, 2012 Telecommunication operators endeavour to offer their users numerous services and, at the same time, to be competitive with other operators at the market while accomplishing high revenue.
Aleksandra Kostić-Ljubisavljević +2 more
doaj +1 more source