Results 81 to 90 of about 51,651 (214)

Remote fieldwork: using portable wireless networks and backhaul links to participate remotely in fieldwork [PDF]

open access: yes, 2010
Fieldwork is an important means of contextualising knowledge and developing subject-specific and generic transferable skills. However, field locations are not always accessible.
Collins, Trevor, Gaved, Mark, Lea, John
core  

Implementation of Hotspot Network for Internal Campus Communications Utilizing Smartphone and Free Software

open access: yesJournal of Electrical, Electronics and Informatics, 2017
VoIP (voice over internet protocol) telephone communication using a data network. There is a change in switching from circuit switching technology into packet switching. Phone exchange can now use the Personal Computer equipped VoIP applications.
Pande Ketut Sudiarta, I Putu Ardana
doaj   +1 more source

Why the Government Should Not Regulate Internet Telephony? [PDF]

open access: yes
The Federal Communications Commission has requested comments on the regulation of voice telephone services delivered over the Internet, dubbed "VoIP" or Voice over Internet Protocol. This paper examines whether there is a need to regulate VoIP.
Crandall, Robert W.   +3 more
core   +1 more source

User Access Control and Authentication System for VoIP Service in Mobile Communication Environments

open access: yesInternational Journal of Distributed Sensor Networks, 2014
VoIP, which is used to transmit voice data on the Internet, is being welcomed as a replacement for the PSTN. In VoIP, voice data are converted to IP data and transmitted in an ordinary IP network.
Ho-Kyung Yang   +3 more
doaj   +1 more source

Speech Perception Benefits of Internet Versus Conventional Telephony for Hearing-Impaired Individuals

open access: yesJournal of Medical Internet Research, 2012
BackgroundTelephone communication is a challenge for many hearing-impaired individuals. One important technical reason for this difficulty is the restricted frequency range (0.3–3.4 kHz) of conventional landline telephones. Internet telephony (voice over
Mantokoudis, Georgios   +5 more
doaj   +1 more source

Pembuatan Jaringan Pabx Dengan Sistem Voip Menggunakan Sistem Operasi Linux Trixbox [PDF]

open access: yes, 2012
Voice over Internet Protocol (VoIP) merupakan teknologi yang digunakan untuk mengirimkan percakapan secara digital melalui jaringan berbasis IP serperti jaringan internet, Wide Area Network (WAN), atau Local Area Network (LAN).
Wijaksono, Dwi Aries
core  

Analisis Kualitas VoIP pada SCTP Menggunakan ECN dan AQM

open access: yesIJCCS (Indonesian Journal of Computing and Cybernetics Systems), 2015
Abstrak VoIP merupakan aplikasi real time yang kualitasnya sangat tergantung pada delay dan jitter, yang mana hal ini sulit dipenuhi oleh protokol yang bersifat reliable dan memiliki congestion control seperti TCP. Di sisi lain penggunaan UDP yang tidak
La Surimi, Reza Pulungan
doaj   +1 more source

VoIP for Telerehabilitation: A Pilot Usability Study for HIPAA Compliance

open access: yesInternational Journal of Telerehabilitation, 2012
Consumer-based, free Voice and video over the Internet Protocol (VoIP) software systems such as Skype and others are used by health care providers to deliver telerehabilitation and other health-related services to clients.
Valerie R. Watzlaf, Briana Ondich
doaj   +1 more source

Research on Open-Source VoIP Technologies for NGN Service Platform Deployment

open access: yesDianxin kexue, 2012
Open-source VoIP technologies can be employed to setup VoIP platforms by deploying open-source software on x86 servers, which have many advantages such as low cost, flexibility and openness.
Lei Xia, Shaomin Wang, Qingfeng Zhong
doaj   +2 more sources

UNJUK KERJA VOICE OVER INTERNET PROTOCOL PADA JARINGAN LOKAL UNIVERSITAS JENDERAL SOEDIRMAN

open access: yesDinamika Rekayasa, 2012
Jenderal Soedirman University (UNSOED) LAN covers all of its units that spread not only in Purwokerto area, but also in Purbalingga. Therefore, it may be possible to implement VoIP system in order to replace the internal campus voice telecommunication ...
Alfa Pradipta   +2 more
doaj  

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