Sciweavers

102 search results - page 3 / 21
» Algorithms for Dynamic Spectrum Access with Learning for Cog...
Sort
View
MOBICOM
2009
ACM
13 years 11 months ago
Dynamic spectrum access in DTV whitespaces: design rules, architecture and algorithms
In November 2008, the FCC ruled that the digital TV whitespaces be used for unlicensed access. This is an exciting development because DTV whitespaces are in the low frequency ran...
Supratim Deb, Vikram Srinivasan, Ritesh Maheshwari
CORR
2011
Springer
245views Education» more  CORR 2011»
13 years 8 days ago
Joint Distributed Access Point Selection and Power Allocation in Cognitive Radio Networks
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...
Mingyi Hong, Alfredo Garcia, Jorge Alviar
TWC
2008
225views more  TWC 2008»
13 years 5 months ago
Joint rate and power allocation for cognitive radios in dynamic spectrum access environment
Abstract--We investigate the dynamic spectrum sharing problem among primary and secondary users in a cognitive radio network. We consider the scenario where primary users exhibit o...
Dong In Kim, Long Le, Ekram Hossain
MASS
2010
172views Communications» more  MASS 2010»
13 years 3 months ago
Routing and spectrum allocation for video on-demand streaming in cognitive wireless mesh networks
Cognitive radio, which enables dynamic access of under-utilized licensed spectrums, is a promising technology for more efficient spectrum utilization. Since cognitive radio enables...
Yong Ding, Li Xiao