Results 21 to 30 of about 1,735,905 (331)

The smartphone as a lifeline: an exploration of refugees’ use of mobile communication technologies during their flight

open access: yesMedia Culture and Society, 2018
Building on the results of a qualitative study with 16 male refugees (mostly from Syria) settled in the Netherlands, this article reports on an investigation that applied insights from the Uses and Gratifications (U&G) framework and refugee studies to ...
A. Alencar, K. Kondova, Wannes Ribbens
semanticscholar   +1 more source

Downlink Scheduling and Resource Allocation for 5G MIMO-Multicarrier: OFDM vs FBMC/OQAM

open access: yesIEEE Access, 2017
The definition of the next generation of wireless communications, so-called 5G networks, is currently underway. Among many technical decisions, one that is particularly fundamental is the choice of the physical layer modulation format and waveform, an ...
Guillem Femenias   +3 more
doaj   +1 more source

Mobile communication and refugees: An analytical review of academic literature

open access: yesSociology Compass, 2020
textabstractOver the past decade, an expanding literature has explored the ways in which refugees rely on mobile communication technologies to stay in touch with a wider community and to access relevant information and services in their new places ...
A. Alencar
semanticscholar   +1 more source

Patent Analysis of the Critical Technology Network of Semiconductor Optical Amplifiers

open access: yesApplied Sciences, 2020
With the development of 5G, mobile communication, and optical communication technologies, semiconductor optical amplifiers (SOAs) have become an important research topic.
Shu-Hao Chang
doaj   +1 more source

Development of a protocol for a closed mobile internet channel based on post-quantum algorithms

open access: yesСистеми обробки інформації, 2021
The development of computing technologies has made it possible not only to expand the range of mobile communication services, but also to significantly increase computing capabilities.
С.П. Євсєєв   +2 more
doaj   +1 more source

Minimization of Handoff Failure Probability for Next-Generation Wireless Systems [PDF]

open access: yes, 2010
During the past few years, advances in mobile communication theory have enabled the development and deployment of different wireless technologies, complementary to each other.
Banerjee, Joydeep   +5 more
core   +2 more sources

Memristive technologies for data storage, computation, encryption, and radio-frequency communication

open access: yesScience, 2022
Memristive devices, which combine a resistor with memory functions such that voltage pulses can change their resistance (and hence their memory state) in a nonvolatile manner, are beginning to be implemented in integrated circuits for memory applications.
M. Lanza   +9 more
semanticscholar   +1 more source

An Innovation in the Development of a Mobile Radio Model for a Dual-Band Transceiver in Wireless Cellular Communication

open access: yesBOHR International Journal of Computational Intelligence and Communication Network, 2022
A modern telephone can only be used if it is a dual-band transceiver. Also, an indispensable condition is the availability of Internet access. Modern cell phones can only be used for their intended purpose: making calls.
B. Gopi, J. Logeshwaran, T. Kiruthiga
semanticscholar   +1 more source

ERIRMS Evaluation of the Reliability of IoT-Aided Remote Monitoring Systems of Low-Voltage Overhead Transmission Lines

open access: yesSensors
Researchers have studied instances of power line technical failures, the significant rise in the energy loss index in the line connecting the distribution transformer and consumer meters, and the inability to control unauthorized line connections.
Halimjon Khujamatov   +5 more
doaj   +1 more source

Review of Key Technologies of 5G Wireless Communication System

open access: yesMATEC Web of Conferences, 2015
The 5th generation mobile communication system (5G) is oriented towards a new generation of mobile communication system to the year of 2020 and beyond, and its development is still at the exploratory stage.
Shi Sha   +3 more
doaj   +1 more source

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