235 search results - page 42 / 47 » A robust clock synchronization algorithm for wireless sensor... |
MOBIHOC
2003
ACM
14 years 7 months ago
2003
ACM
It is often useful to know the geographic positions of nodes in a communications network, but adding GPS receivers or other sophisticated sensors to every node can be expensive. W...
TWC
2008
13 years 7 months ago
2008
Abstract--Positioning in indoor wireless environments is growing rapidly in importance and gains commercial interests in context-awareness applications. The essential challenge in ...
MOBIHOC
2007
ACM
14 years 7 months ago
2007
ACM
A substantial percentage of links in wireless networks, especially low-power ones, is asymmetric. For the low-quality direction of asymmetric links, we observe based on testbed ex...
SENSYS
2009
ACM
14 years 2 months ago
2009
ACM
Network protocols are typically designed and tested individually. In practice, however, applications use multiple protocols concurrently. This discrepancy can lead to failures fro...
TON
2010
13 years 2 months ago
2010
Aggregate traffic loads and topology in multi-hop wireless networks may vary slowly, permitting MAC protocols to `learn' how to spatially coordinate and adapt contention patte...