62 search results - page 10 / 13 » A Framework for Dynamic Spectrum Sharing Between Cognitive R... |
TMC
2008
13 years 5 months ago
2008
Wireless networks and devices have rapidly been gaining popularity over their wired counterparts. This popularity, in turn, has been generating an explosive and ever-increasing dem...
INFOCOM
2012
IEEE
11 years 8 months ago
2012
IEEE
Cognitive radio gives users the ability to switch channels and make use of dynamic spectral opportunities. However, switching channels takes time, and may disrupt the quality of a...
TWC
2010
13 years 13 days ago
2010
Abstract--This letter analyzes the impact, from a networklayer perspective, of having a single cognitive radio transmitterreceiver pair share the spectrum with multiple primary use...
WOWMOM
2009
ACM
14 years 7 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...
JSAC
2011
13 years 21 days ago
2011
This paper investigates the issue of dynamic resource allocation (DRA) in the context of multiuser cognitive radio networks. We present a general framework adopting generalized si...