Results 71 to 80 of about 42,725 (305)

New security and control protocol for VoIP based on steganography and digital watermarking [PDF]

open access: yes, 2006
In this paper new security and control protocol for Voice over Internet Protocol (VoIP) service is presented. It is the alternative for the IETF's (Internet Engineering Task Force) RTCP (Real-Time Control Protocol) for real-time application's traffic ...
Kotulski, Zbigniew, Mazurczyk, Wojciech
core   +3 more sources

Drug Critical Limits for Urgent Physician Notification

open access: yesClinical Pharmacology &Therapeutics, EarlyView.
Critical limits represent quantitative decision thresholds for drugs that require immediate clinician notification and potential life‐saving intervention. United States hospitals lack a national standard for drug critical limits. We collected critical limits from 417 US hospitals across all 50 states and Washington, D.C.; of these, 411 maintained drug ...
Elina Kuang   +3 more
wiley   +1 more source

Mobile Internet telephony protocol: an application layer protocol for mobile Internet telephony services [PDF]

open access: yes1999 IEEE International Conference on Communications (Cat. No. 99CH36311), 2003
Internet telephony realizes the transmission of two-way, real-time, synchronous traffic over IP-based networks. Mobile Internet telephony introduces mobility to Internet telephony, allowing one to stay in communications while roaming. In this paper, a novel protocol called mobile Internet telephony protocol (MITP) is proposed.
openaire   +2 more sources

Digital Dynamic Capabilities and Environmental Sustainability: The Role of Circular Supply Chain Practices

open access: yesCorporate Social Responsibility and Environmental Management, EarlyView.
ABSTRACT This study explores how digital dynamic capabilities (DDC)—specifically digital absorptive capacity (DAC) and digital transformation capacity (DTC)—contribute to environmental sustainability (ES), both directly and through circular supply chain practices (CSCP).
Yi Liang, Tae‐Hoo Kim, Min‐Jae Lee
wiley   +1 more source

Design and implementation of virtual SIM card based on Android platform

open access: yesDianzi Jishu Yingyong, 2018
In order to meet the demand of surfing Internet of users when traveling abroad, a virtual SIM card is designed and implemented based on Android smart phone.
Zhang Gang, Xu Xin
doaj   +1 more source

Competition in a Pure World of Internet Telephony [PDF]

open access: yes
From the angle of competition policy, Voice over IP looks like a panacea. It not only brings better service, but it also increases competitive pressure on former telecommunications monopolists. This paper points to the largely overlooked downside.
Christoph Engel
core  

Artificial Intelligence as a Catalyst for Environmental and Social Sustainability Practices in SMEs: The Moderating Role of Sustainability, Digitalization, and Innovation Barriers

open access: yesCorporate Social Responsibility and Environmental Management, EarlyView.
ABSTRACT This study examines the relationship between artificial intelligence and both environmental and social sustainability practices in small and medium‐sized enterprises, with a specific focus on the moderating effects of implementation barriers relating to sustainability, digitalization, and innovation.
Gülçinay Mumcu, Steven A. Brieger
wiley   +1 more source

Information and communication technologies (ICT) and education in the WAEMU countries: a comparative gender analysis of higher education

open access: yesCogent Education
This study analyzes the effect of information and communication technologies (ICTs) on higher education enrollment in seven WAEMU countries over the period 2000-2023, with a particular focus on gender disparities.
Pousbila Dianda   +2 more
doaj   +1 more source

How 1st‐Tier Suppliers Respond to Green Public Procurement Policies: An Empirical Analysis

open access: yesCorporate Social Responsibility and Environmental Management, EarlyView.
ABSTRACT This article analyses how 1st‐tier suppliers to public organisations respond operationally to Green Public Procurement (GPP) policies. Through a multiple case study of 12 Italian firms operating in different sectors, we develop a classification of suppliers' responses, identifying two interrelated macro‐types: internal operations realignment ...
Antonio Cavallin Toscani, Andrea Vinelli
wiley   +1 more source

Broadband Infrastructure and Economic Growth [PDF]

open access: yes
We estimate the effect of broadband infrastructure, which enables high-speed internet, on economic growth in the panel of OECD countries in 1996-2007.
Ludger Woessmann   +3 more
core  

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