120 search results - page 20 / 24 » Traffic-aware dynamic spectrum access |
ICC
2009
IEEE
13 years 5 months ago
2009
IEEE
Dynamic spectrum management (DSM) has been recognized as a key technology for tackling multi-user crosstalk interference for DSL broadband access. Up to now, DSM design has mainly ...
MONET
2008
13 years 7 months ago
2008
Cognitive Radio has been proposed as a promising technology to solve today's spectrum scarcity problem by dynamic spectrum access. The MPSoC reconfigurable platform is propose...
INFOCOM
2010
IEEE
13 years 6 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...
ICCCN
2007
IEEE
14 years 1 months ago
2007
IEEE
To improve spectrum efficiency, future wireless devices will use cognitive radios to dynamically access spectrum. While offering great flexibility and softwarereconfigurability...
VTC
2006
IEEE
14 years 1 months ago
2006
IEEE
— In this paper, we evaluate a cognitive radio transceiver employing both non-contiguous multicarrier modulation (NC-MCM) and adaptive bit allocation. Although NCMCM and bit allo...