332 search results - page 49 / 67 » Opportunistic Spectrum Access in Cognitive Radio Networks |
TMC
2011
14 years 4 months ago
2011
— This paper establishes the equivalence between cognitive medium access and the competitive multi-armed bandit problem. First, the scenario in which a single cognitive user wish...
SIGCOMM
1996
ACM
15 years 1 months ago
1996
ACM
Prior work in the eld of packet radio networks has often assumed a simple success-if-exclusive model of successful reception. This simple model is insucient to model interference...
85
Voted
ICASSP
2011
IEEE
14 years 1 months ago
2011
IEEE
The problem of distributed multiuser medium access of a hierarchical cognitive radio network with multiple primary and secondary users is considered. Each primary user has a licen...
WIOPT
2010
IEEE
14 years 8 months ago
2010
IEEE
In this paper, we propose a comprehensive probabilistic framework which can be used to model and analyze cognitive radio (CR) network using carrier sensing (CS) based multiple acc...
78
Voted
TWC
2010
14 years 4 months ago
2010
Abstract--In this paper we investigate the opportunistic spectrum access in temporal domain where a secondary user shares a radio channel with a primary user during the OFF period ...