2452 search results - page 373 / 491 » Performance of group communication over ad-hoc networks |
179
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MSWIM
2005
ACM
15 years 12 months ago
2005
ACM
This work describes a detailed simulation-based study of the performance of an IEEE 802.11e Medium Access Control (MAC) layer over an IEEE 802.11g Physical (PHY) layer. The study ...
175
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SENSYS
2004
ACM
15 years 11 months ago
2004
ACM
Network congestion occurs when offered traffic load exceeds available capacity at any point in a network. In wireless sensor networks, congestion causes overall channel quality t...
158
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MSWIM
2005
ACM
15 years 12 months ago
2005
ACM
One of the central problems in video transmission over lossy channels is the choice of source and channel coding rates to allocate the available transmission rate optimally. In th...
182
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INFOCOM
2012
IEEE
13 years 8 months ago
2012
IEEE
—We study the problem of scalable monitoring of operational 3G wireless networks. Threshold-based performance monitoring in large 3G networks is very challenging for two main fac...
166
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JNW
2007
15 years 6 months ago
2007
— Telemedicine is the use of telecommunications technology to provide medical information and services. It may be as simple as two health professionals discussing a case over the...