Results 71 to 80 of about 410,715 (365)

End-to-End Network Requirements for 3GPP Voice Over Wi-Fi (VoWiFi) Service

open access: yesIEEE Access
4G mobile networks were the first to allow packet-switched voice calls, supported by an optional IP-based infrastructure called IP Multimedia Subsystem (IMS).
M. Luglio, C. Roseti, F. Zampognaro
doaj   +1 more source

Global experimental verification of Docker-based secured mVoIP to protect against eavesdropping and DoS attacks

open access: yesEURASIP Journal on Wireless Communications and Networking, 2017
The cloud-computing paradigm has been driving the cloud-leveraged refactoring of existing information and communications technology services, including voice over IP (VoIP). In this paper, we design a prototype secure mobile VoIP (mVoIP) service with the
ByungRae Cha   +3 more
doaj   +1 more source

Dual Action of Dipyridamole in Experimental Rheumatoid Arthritis: Suppression of Joint Inflammation and Upregulation of Muscle Anabolism via Adenosine and AMPK pathways

open access: yesArthritis &Rheumatology, Accepted Article.
Introduction Rheumatoid sarcopenia, characterized by the progressive loss of skeletal muscle mass and function, is a frequent comorbidity in rheumatoid arthritis (RA), linked to prolonged, severe systemic inflammation. Purinergic signaling (adenosine, AMP, and ATP) plays a crucial role in inflammation, myogenesis, and muscle hypertrophy.
Miguel Marco‐Bonilla   +13 more
wiley   +1 more source

Analysis of Burst Ratio in Concatenated Channels

open access: yesJournal of Telecommunications and Information Technology, 2015
Burst ratio is a parameter that quantifies packet loss patterns in transmission networks. It has been defined for an end-to-end scenario, therefore burst ratio can be determined only if the characteristics of the whole transmission path are known.
Jakub Rachwalski, Zdzisław Papir
doaj   +1 more source

Exploring the use of interactive data dashboards as a tool to support a data‐driven approach to whole‐school health improvement: Case studies from the DATAMIND project in Wales and Scotland

open access: yesBritish Educational Research Journal, EarlyView.
Abstract School is an important setting for supporting young people's healthy development and positive mental wellbeing. Recent curriculum changes in Scotland and Wales reflect this, adopting a whole‐school approach to health and wellbeing as a central pedagogical focus and responsibility of all working in the sector. Alongside education system reform,
Mary Wilson   +8 more
wiley   +1 more source

Extent of services supported by Q-signaling over IP

open access: yesCommunications, 2004
QSIG is a signaling protocol used for interconnection of various telecommunication systems in corporate networks. These networks are composed of homogeneous or heterogeneous elements.
Miroslav Voznak
doaj   +1 more source

Detecting and Mitigating Denial-of-Service Attacks on Voice over IP Networks [PDF]

open access: yes, 2008
Voice over IP (VoIP) is more susceptible to Denial of Service attacks than traditional data traffic, due to the former's low tolerance to delay and jitter.
Anwar, Zahid   +5 more
core  

Green Innovation and Firm Efficiency: The Role of Institutional Quality in Italian High‐Tech Manufacturing Sectors

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT The aim of this research is to verify whether institutional quality affects the relationship between green innovation and firm efficiency within the high‐tech manufacturing sectors. To estimate jointly the parameters of a stochastic frontier and the coefficients of a model explaining technical inefficiency, we employed the one‐step estimation ...
Mariarosaria Agostino   +2 more
wiley   +1 more source

Deregulating fixed voice services? Empirical evidence from the European Union [PDF]

open access: yes, 2014
This paper deals with the relationship between the traditional fixed-line, mobile and Voice over IP telephony in the EU.We estimate the supply and demand for fixed-line telephony using data on 25 EU member states for the 2006:Q2 - 2011:Q4 period ...
Lange, Mirjam R. J., Šaric, Amela
core  

Barriers and Enablers of Circular Economy in Electrical and Electronic Equipment: A Systematic Literature Review

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Rapid technological change, shorter lifecycles and rising demand for electrical and electronic equipment (EEE) are increasing waste electrical and electronic equipment (WEEE) and emphasise the need for a circular economy. This paper identifies barriers and enablers of the circular transition in EEE and outlines interventions.
Aya Abdelmeguid, Lucia Corsini
wiley   +1 more source

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