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TC
2008
13 years 8 months ago
Improving Quality of VoIP Streams over WiMax
Real-time services such as VoIP are becoming popular and are major revenue earners for network service providers. These services are no longer confined to the wired domain and are ...
Shamik Sengupta, Mainak Chatterjee, Samrat Ganguly
VTC
2007
IEEE
134views Communications» more  VTC 2007»
14 years 3 months ago
Effect of Channel-Quality Indicator Delay on HSDPA Performance
This paper evaluates the effect of the channel estimation inaccuracy on the performance of an HSDPA system. This study provides some results from system level simulations that have...
David Martin-Sacristan, Jose F. Monserrat, Javier ...
IPSN
2005
Springer
14 years 2 months ago
Matched source-channel communication for field estimation in wireless sensor networks
Abstract— Sensing, processing and communication must be jointly optimized for efficient operation of resource-limited wireless sensor networks. We propose a novel source-channel...
Waheed Uz Zaman Bajwa, Akbar M. Sayeed, Robert D. ...
AUTOMATICA
2011
13 years 4 months ago
Distributed averaging on digital erasure networks
Iterative distributed algorithms are studied for computing arithmetic averages over networks of agents connected through memoryless broadcast erasure channels. These algorithms do...
Ruggero Carli, Giacomo Como, Paolo Frasca, Federic...
CORR
2011
Springer
210views Education» more  CORR 2011»
13 years 21 days ago
Transmission with Energy Harvesting Nodes in Fading Wireless Channels: Optimal Policies
Wireless systems comprised of rechargeable nodes have a significantly prolonged lifetime and are sustainable. A distinct characteristic of these systems is the fact that the node...
Omur Ozel, Kaya Tutuncuoglu, Jing Yang, Sennur Ulu...