193 search results - page 38 / 39 » Dynamic spectrum access policies for cognitive radio |
COREGRID
2007
Springer
14 years 10 days ago
2007
Springer
This paper deals with the replica placement problem on fully homogeneous tree networksknownasthe Replica Placementoptimizationproblem. Theclient requests are known beforehand, whil...
WICON
2008
13 years 7 months ago
2008
Cognitive Radio (CR) is seen as one of the enabling technologies for realizing a new spectrum access paradigm, viz. Opportunistic Spectrum Sharing (OSS). IEEE 802.22 is the world&...
ADHOC
2007
13 years 6 months ago
2007
Multi-hop relaying in cellular networks can greatly increase capacity and performance by exploiting the best available links to a base station. We envision an environment in which...
SIGCOMM
2005
ACM
13 years 11 months ago
2005
ACM
We consider wireless LANs such as IEEE 802.11 operating in the unlicensed radio spectrum. While their nominal bit rates have increased considerably, the MAC layer remains practica...
CORR
2010
Springer
13 years 2 months ago
2010
Springer
In the classic Bayesian restless multi-armed bandit (RMAB) problem, there are N arms, with rewards on all arms evolving at each time as Markov chains with known parameters. A play...