96 search results - page 19 / 20 » Power Control and Channel Allocation in Cognitive Radio Netw... |
TMC
2011
13 years 1 months ago
2011
We consider the problem of optimal channel access to provide quality of service (QoS) for data transmission in cognitive vehicular networks. In such a network the vehicular nodes ...
GLOBECOM
2009
IEEE
14 years 1 months ago
2009
IEEE
—In this paper, we model and analyze the interactions between secondary users in a spectrum overlay cognitive system as a cognitive MAC game. In this game, each secondary user ca...
WOWMOM
2009
ACM
14 years 23 days ago
2009
ACM
Abstract— Spectrum-agile radios, also known as cognitive radios, have a great potential to improve spectrum utilization by enabling dynamic access to the spectrum. A key challeng...
INFOCOM
2010
IEEE
13 years 4 months ago
2010
IEEE
Abstract—This paper presents the first analytical study of optimal investment and pricing decisions of a cognitive mobile virtual network operator (C-MVNO) under spectrum supply...
TWC
2010
13 years 28 days ago
2010
The popularity of multimedia multicast/broadcast applications over wireless networks makes it critical to address the error-prone, heterogeneous and dynamically changing nature of ...