Results 161 to 170 of about 198,865 (343)

Hybrid spectrum sharing in dynamic spectrum access networks

open access: yes, 2013
In this work, inefficient spectrum usage problem which will lead to spectrum scarcity in future communications has been addressed. According to Federal Communications Commission, spectrum sharing is a technique to efficiently utilize the spectrum.
S. Schellenberg   +7 more
core   +1 more source

Problematic Internet Use in Frontotemporal Dementia: A Case Series

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT The present study investigated problematic internet use (PIU) among 61 patients with frontotemporal dementia (FTD) compared to a cohort of 354 patients with mild cognitive impairment (MCI) and Alzheimer's dementia. PIU was identified in 22.9% of FTD patients compared to only 0.8% of AD patients (p < 0.001). Behaviors included compulsive social
Daniele Urso   +9 more
wiley   +1 more source

The radio spectrum : opportunities and challenges for the developing world [PDF]

open access: yes
The radio spectrum is a major component of the telecommunications infrastructure that underpins the information society. Spectrum management, however, has not kept up with major changes in technology, business practice, and economic policy during the ...
Neto, Isabel, Wellenius, Bjorn
core  

NEW MODEL USING DSA TECHNIQUES AND COASIAN BARGAINING AGREEMENTS FOR SPECTRUM MANAGEMENT IN KOSOVO [PDF]

open access: yes, 2013
In each country spectrum is scarce and expensive and as such it should treated carefully in terms of efficiency usage. The spectrum can be reallocated, reassigned and resold through agreements between the participants.
Krasniqi, Fidel
core  

Spectrum Sharing for Heterogeneous Networks and Application Systems in TV White Spaces

open access: gold, 2018
Wenjie Zhang   +4 more
openalex   +1 more source

Recurrent Hypothermia and Autonomic Dysfunction Secondary to Shapiro Syndrome

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT A 44‐year‐old man presented with recurrent hypothermia, diaphoresis and hypertension. Extensive investigation for infectious, inflammatory, metabolic and endocrine aetiologies was negative. MR scan of the brain demonstrated no lesions but revealed callosal dysgenesis, consistent with Shapiro syndrome.
Naveen Kumar   +3 more
wiley   +1 more source

Emerging Technologies and Access to Spectrum Resources: the Case of Short-Range Systems

open access: yes
Traditional regulatory arrangements have constrained access to radio frequency spectrum. This has resulted in artificial scarcity of spectrum. The paper addresses the issue of whether technological developments in short-range systems (e.g.
Minervini, Fulvio
core  

Efficacy of Inebilizumab in N‐MOmentum Trial Participants With or Without Prior Immunosuppressants

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT This post hoc analysis examined the impact of prior immunosuppressants on the long‐term efficacy and safety of inebilizumab, a cluster of differentiation 19+ B‐cell–depleting monoclonal antibody, in participants with aquaporin‐4–seropositive neuromyelitis optica spectrum disorder from the N‐MOmentum trial (NTC02200770).
Bruce A. C. Cree   +9 more
wiley   +1 more source

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