665 search results - page 130 / 133 » Loss Differentiated Rate Adaptation in Wireless Networks |
CN
2004
14 years 9 months ago
2004
In secure group communications, a key server can deliver a "grouporiented" rekey message [22] to a large number of users efficiently using multicast. For reliable delive...
INFOCOM
2010
IEEE
14 years 8 months ago
2010
IEEE
Abstract—Contending flows in multi-hop 802.11 wireless networks compete with two fundamental asymmetries: (i) channel asymmetry, in which one flow has a stronger signal, potent...
ICC
2009
IEEE
15 years 4 months ago
2009
IEEE
Abstract—We consider non-asymmetric distributed source coding (DSC) that achieves any point in the Slepian-Wolf (SW) region. We study the error propagation phenomena and propose ...
103
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MOBISYS
2010
ACM
14 years 12 months ago
2010
ACM
We investigate if WiFi access can be used to augment 3G capacity in mobile environments. We first conduct a detailed study of 3G and WiFi access from moving vehicles, in three dif...
108
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JSS
2010
14 years 4 months ago
2010
We study the problem of fast and energy-efficient data collection of sensory data using a mobile sink, in wireless sensor networks in which both the sensors and the sink move. Mot...