1196 search results - page 26 / 240 » Performance Measures of Dynamic Spectrum Access Networks |
INFOCOM
2010
IEEE
14 years 8 months ago
2010
IEEE
—Cognitive Radio Networks (CRNs) have recently emerged as a promising technology to improve spectrum utilization by allowing secondary users to dynamically access idle primary ch...
110
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GLOBECOM
2008
IEEE
15 years 3 months ago
2008
IEEE
—Cooperative spectrum sensing has been shown to greatly improve the sensing performance in cognitive radio networks. However, if the cognitive users belong to different service p...
104
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WINET
2010
14 years 7 months ago
2010
We consider a scenario where devices with multiple networking capabilities access networks with heterogeneous characteristics. In such a setting, we address the problem of effici...
DAC
2005
ACM
14 years 11 months ago
2005
ACM
The cellular wireless market has begun the transition to data centric services including high speed internet access, video, high quality audio, and gaming. Communications technolo...
INFOCOM
2007
IEEE
15 years 3 months ago
2007
IEEE
—We consider the problem of uplink/downlink scheduling in a multichannel wireless access point network where channel states differ across channels as well as users, vary with tim...