491 search results - page 85 / 99 » Optimal physical carrier sense in wireless networks |
CORR
2011
Springer
14 years 4 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 3 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 3 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-...
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JSAC
2011
14 years 4 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...
MOBIHOC
2009
ACM
15 years 10 months 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...