2007 search results - page 7 / 402 » SPECTRUM |
IMC
2010
ACM
13 years 6 months ago
2010
ACM
Dynamic spectrum access networks are designed to allow today's bandwidth hungry "secondary devices" to share spectrum allocated to legacy devices, or "primary ...
MOBIHOC
2009
ACM
14 years 3 months ago
2009
ACM
Spectrum is a critical yet scarce resource and it has been shown that dynamic spectrum access can significantly improve spectrum utilization. To achieve this, it is important to ...
GLOBECOM
2007
IEEE
13 years 10 months ago
2007
IEEE
—Open spectrum systems allow unlicensed secondary users equipped with cognitive radio to opportunistically access the spectrum underutilized by primary users. Cognitive radio has...
VTC
2008
IEEE
14 years 2 months ago
2008
IEEE
— Sharing of the frequency spectrum between licensed primary users and unlicensed secondary users (SUs) requires reliable detection of spectrum occupancy by the SUs. Due to fadin...
CORR
2011
Springer
13 years 3 months ago
2011
Springer
Spectrum management has been identified as a crucial step towards enabling the technology of the cognitive radio network (CRN). Most of the current works dealing with spectrum ma...