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GLOBECOM
2007
IEEE
13 years 9 months ago
Multi-Class QoS in 802.11 Networks Using Gentle Decrease of Multiple Contention Windows
—IEEE 802.11 Distributed Coordination Function (DCF) uses a binary exponential backoff algorithm to arbitrate simultaneous channel access by multiple stations. When a station sen...
Bushra Anjum, Zartash Afzal Uzmi
IJNSEC
2007
128views more  IJNSEC 2007»
13 years 9 months ago
A Comprehensive Secure VoIP Solution
VoIP represents the future of digital voice communications and many carriers are preparing for the VoIP revolution. However, a number of outstanding issues need to be settled. The...
Ashraf D. Elbayoumy, Simon J. Shepherd
VTC
2008
IEEE
173views Communications» more  VTC 2008»
14 years 3 months ago
A Cross-Layer Framework of QoS Routing and Distributed Scheduling for Mesh Networks
Abstract—Cross-layer routing and scheduling algorithms design for wireless backhaul mesh network has attracted much research interest recently. The network is expected to support...
Chi Harold Liu, Athanasios Gkelias, Kin K. Leung
ICC
2007
IEEE
119views Communications» more  ICC 2007»
14 years 3 months ago
Extension and Application of the Network Utilization Characteristic Metric to IEEE 802.11e
— In this paper we describe a time-based admission control scheme for Multimedia over IP services in wireless LANs based on the IEEE 802.11e standard. We build on an existing wor...
Rosario Giuseppe Garroppo, Luca Tavanti, Stefano L...
IADIS
2004
13 years 10 months ago
Design issues and managing method of integrated gateway system for mobile internet service
IMT-2000 has been developing in both cdma2000 and W-CDMA, and their convergence or harmonization has also been discussed in several standard organizations. Besides the most expert...
Soon-Choul Kim, Jae-Hong Ryu, Won Ryu