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COMCOM
2006
120views more  COMCOM 2006»
13 years 7 months ago
On the impact of loss and delay variation on Internet packet audio transmission
The quality of audio in IP telephony is significantly influenced by various factors, including type of encoder, delay, delay variation, rate and distribution of packet loss, and t...
Lopamudra Roychoudhuri, Ehab S. Al-Shaer, Gregory ...
COMCOM
2006
213views more  COMCOM 2006»
13 years 7 months ago
Energy efficient information dissemination protocols by negotiation for wireless sensor networks
In this paper we consider a distributed and efficient information dissemination and retrieval system for wireless sensor networks. In such a system each sensor node operates auton...
Dandan Liu, Xiaodong Hu, Xiaohua Jia
CE
2007
99views more  CE 2007»
13 years 7 months ago
Self-organising navigational support in lifelong learning: How predecessors can lead the way
Increased flexibility and modularisation in higher education complicates the process of learners finding their way through the offerings of higher education institutions. In lifel...
José Janssen, Colin Tattersall, Wim Waterin...
IEICET
2006
131views more  IEICET 2006»
13 years 7 months ago
Quick Data-Retrieving for U-APSD in IEEE802.11e WLAN Networks
The IEEE802.11e defines a MAC protocol, which provides EDCA (enhanced distributed channel access) and HCCA (HCF controlled channel access) to support differentiation service over W...
Shojiro Takeuchi, Kaoru Sezaki, Yasuhiko Yasuda
JCNS
2008
58views more  JCNS 2008»
13 years 7 months ago
The role of synaptic facilitation in spike coincidence detection
Using a realistic model of activity dependent dynamical synapse, which includes both depressing and facilitating mechanisms, we study the conditions in which a postsynaptic neuron...
Jorge F. Mejías, Joaquín J. Torres