491 search results - page 85 / 99 » Optimal physical carrier sense in wireless networks |
105
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CORR
2011
Springer
14 years 6 months ago
2011
Springer
: We study a simple general scenario of ad hoc networks based on IEEE 802.11 wireless communications, consisting in a chain of transmitters, each of them being in the carrier sense...
ALGOSENSORS
2007
Springer
15 years 6 months ago
2007
Springer
We introduce Semi-Matching with Demands (SMD), which models a certain problem in sensor networks of assigning individual sensors to sensing tasks. If there are multiple sensing tas...
WOWMOM
2006
ACM
15 years 5 months ago
2006
ACM
Recently there is an increasing interest in using directional antennas and multi-channel for Ad-hoc wireless networks. Directional antennas provide higher capacity and less multi-...
127
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JSAC
2011
14 years 6 months ago
2011
—We consider a wireless cognitive radio network in which a set of secondary users (SUs) opportunistically utilize the wireless spectrum licensed to the primary users (PUs) to tra...
106
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MOBIHOC
2009
ACM
16 years 9 days ago
2009
ACM
Providing differentiated Quality of Service (QoS) over unreliable wireless channels is an important challenge for supporting several future applications. We analyze a model that h...