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161
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MOBISYS
2008
ACM
16 years 5 months ago
2008
ACM
Increasingly, 802.11 devices are being used by mobile users. This results in very dynamic wireless channels that are difficult to use efficiently. Current rate selection algorithm...
185
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MOBISYS
2008
ACM
16 years 5 months ago
2008
ACM
Wireless interfaces are major power consumers on mobile systems. Considerable research has improved the energy efficiency of elongated idle periods or created more elongated idle ...
167
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MOBISYS
2007
ACM
16 years 5 months ago
2007
ACM
When the range of single-hop wireless communication is limited by distance or harsh radio propagation conditions, relays can be used to extend the communication range through mult...
154
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MOBISYS
2007
ACM
16 years 5 months ago
2007
ACM
Presence-sharing is an emerging platform for mobile applications, but presence-privacy remains a challenge. Privacy controls must be flexible enough to allow sharing between both ...
166
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MOBISYS
2004
ACM
16 years 5 months ago
2004
ACM
The performance of Wireless Local Area Networks (WLANs) often suffers from link-layer frame losses caused by noise, interference, multipath, attenuation, and user mobility. We obs...