Sciweavers

INFOCOM
2007
IEEE
14 years 6 months ago
Software TDMA for VoIP Applications Over IEEE802.11 Wireless LAN
Abstract—An emerging killer application for enterprise wireless LANs (WLANs) is voice over IP (VoIP) telephony, which promises to greatly improve the reachability and mobility of...
Fanglu Guo, Tzi-cker Chiueh
ICC
2007
IEEE
119views Communications» more  ICC 2007»
14 years 6 months ago
Study of Best-Effort VoIP Handovers between WLAN and EVDO Networks
The IEEE 802.11 based Wireless LANs (WLANs) have emerged as a viable technology for supporting real-time applications such as Voice over IP (VoIP). Even the Personal Digital Assist...
Amit P. Jardosh, Rajeev Koodli, Tat Chan
CSFW
2007
IEEE
14 years 6 months ago
Security Analysis of Voice-over-IP Protocols
The transmission of voice communications as datagram packets over IP networks, commonly known as Voice-overIP (VoIP) telephony, is rapidly gaining wide acceptance. With private ph...
Prateek Gupta, Vitaly Shmatikov
SP
2008
IEEE
110views Security Privacy» more  SP 2008»
14 years 6 months ago
Spot Me if You Can: Uncovering Spoken Phrases in Encrypted VoIP Conversations
Despite the rapid adoption of Voice over IP (VoIP), its security implications are not yet fully understood. Since VoIP calls may traverse untrusted networks, packets should be enc...
Charles V. Wright, Lucas Ballard, Scott E. Coull, ...
ISCC
2008
IEEE
138views Communications» more  ISCC 2008»
14 years 6 months ago
ROHC and aggregated VoIP over fixed WiMAX: An empirical evaluation
WiMAX has been at the center of attention in wireless communications during the last years. Nonetheless, very few testbed or field trial measurement accounts have been reported i...
Esa Piri, Jarno Pinola, Frerk Fitzek, Kostas Penti...
IEEEARES
2008
IEEE
14 years 6 months ago
Rapid Detection of Constant-Packet-Rate Flows
—The demand for effective VoIP and online gaming traffic management methods continues to increase for purposes such as QoS provisioning, usage accounting, and blocking VoIP call...
Kuan-Ta Chen, Jing-Kai Lou
ICAS
2008
IEEE
145views Robotics» more  ICAS 2008»
14 years 7 months ago
Task Dependency of User Perceived Utility in Autonomic VoIP Systems
The transmission of voice-over-Internet protocol (VoIP) network traffic is used in an increasing variety of applications and settings. Many of these applications involve communic...
Edward Stehle, Maxim Shevertalov, Paul deGrandis, ...
ICN
2009
Springer
14 years 7 months ago
Impact of Handover on VoIP Speech Quality in WiMAX Networks
— VoIP is one of the most emerging technologies in the area of speech communications. VoIP is widely deployed in fixed line access networks. However, user’s requirements on the...
Zdenek Becvar, Pavel Mach, Robert Bestak
QSHINE
2009
IEEE
14 years 7 months ago
Supporting VoIP Services in IEEE 802.11e WLANs
Voice over Internet Protocol (VoIP) over Wireless Local Area Network (WLAN) is becoming popular thanks to its cost efficiency. However, it has been a challenge to provide good qual...
Jeonggyun Yu, Munhwan Choi, Daji Qiao, Sunghyun Ch...