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Performance optimization of VoIP calls over wireless links using H. 323 protocol Performance optimization of VoIP calls over wireless links using H. 323 protocol
SK Das, E Lee, K Basu, SK Sen - IEEE Transactions on Computers, 2003 - voip.koe.plAbstract—Intelligent mobile terminals (or users) of next genera- tion wireless networks are expected to initiate voice over IP (VoIP) calls using session set-up protocol
Source: www.voip.koe.pl
Last Download : 34 days 22 hours 59 minutes ago
 

Mobility management for VoIP in 3G systems: evaluation of low-latency handoff schemes Mobility management for VoIP in 3G systems: evaluation of low-latency handoff schemes
H Fathi, R Prasad, S Chakraborty - IEEE Wireless Communications, 2005 - marco.uminho.ptThe provisioning of packet-based real-time ser- vices in future mobile systems requires the cou- pling of mobility with quality of service (QoS). The Third Generation
Source: marco.uminho.pt
Last Download : 34 days 22 hours 59 minutes ago
 

VoIP in 3G networks: An end-to-end quality of service analysis VoIP in 3G networks: An end-to-end quality of service analysis
R Cuny, A Lakaniemi - IEEE VEHICULAR TECHNOLOGY CONFERENCE, 2003 - nokia.comAbstract-- This paper presents the results of a Quality of Service (QoS) study for VoIP service over 3G WCDMA networks. An end-to-end simulation platform has been used for this
Source: www.nokia.com
Last Download : 34 days 22 hours 59 minutes ago
 

Techniques for performance improvement of VoIP applications Techniques for performance improvement of VoIP applications
A Kos, B Klepec, S Tomazic - PROCEEDINGS OF MELECON MEDITERRANEAN …, 2002 - svn.tribler.orgШЕЕ MELECON 2002, May 7-9, 2002, Cairo, EGYPT. Techniques for Performance Improvement of VoIP Applications Anton Kos University of Ljubljana Faculty of
Source: svn.tribler.org
Last Download : 34 days 22 hours 59 minutes ago
 

Bandwidth efficient AMR operation for VoIP Bandwidth efficient AMR operation for VoIP
I Johansson, T Frankkila, P Synnergren - Speech Coding, 2002 - switzernet.comIP-network conditions. The methods have been designed with the objective to maintain the low complexity of the codec. .~ ....., ... ,:>7'...%i t Input peech Decoded Sp
Source: switzernet.com
Last Download : 34 days 22 hours 59 minutes ago
 

An analysis of security threats and tools in SIP-based VoIP systems An analysis of security threats and tools in SIP-based VoIP systems
S McGann, DC Sicker - Second VoIP Security Workshop, 2005 - vopsec.netSecurity tools such as protocol analyzers, vulnerability assessment utilities and security monitoring utilities are among the common tools in a security professional's arsenal. Su
Source: vopsec.net
Last Download : 34 days 22 hours 59 minutes ago
 

Toward scalable admission control for VoIP networks Toward scalable admission control for VoIP networks
K Mase - IEEE Communications Magazine, 2004 - voip.koe.plThe current Internet provides best effort ser- vice and does not support quality of service (QoS). Although Internet service providers (ISPs) customarily announce their backbone network QoS in ser
Source: www.voip.koe.pl
Last Download : 34 days 22 hours 59 minutes ago
 

SIP-based VoIP network and its interworking with the PSTN SIP-based VoIP network and its interworking with the PSTN
Z Yuan - Electronics & Communication Engineering Journal, 2002 - dpnm.postech.ac.krToday in IP telephony industry, there are two different architectures: H.323, developed by ITU-T, and the Session Initiation Protocol (SIP) [1], developed by IETF. H.
Source: dpnm.postech.ac.kr
Last Download : 34 days 22 hours 59 minutes ago
 

Speech quality prediction in VoIP using the extended E-model Speech quality prediction in VoIP using the extended E-model
L Ding, RA Goubran - IEEE GLOBECOM, 2003 - voip.koe.plAbstract-This paper investigates the effects of packet loss and delay jitter on speech quality in voice over Internet protocol (VoIP) scenarios. A new formula is proposed to quantify these effects an
Source: voip.koe.pl
Last Download : 34 days 22 hours 59 minutes ago
 

VoIP reliability: a service provider's perspective VoIP reliability: a service provider's perspective
CR Johnson, Y Kogan, Y Levy, F Saheban, P … - IEEE Communications Magazine, 2004 - voip.koe.plConverged voice and data networks need to be able to meet varying service needs for different market segments. Many users have come to expect highly ava
Source: voip.koe.pl
Last Download : 34 days 22 hours 59 minutes ago
 

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