38 search results - page 6 / 8 » Opportunistic Spectrum Access via Periodic Channel Sensing |
GLOBECOM
2007
IEEE
13 years 11 months ago
2007
IEEE
— Spectrum sensing is a key enabling functionality in cognitive radio (CR) networks, where the CRs act as secondary users that opportunistically access free frequency bands. Due ...
TWC
2010
12 years 11 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 ...
CORR
2011
Springer
13 years 12 hour ago
2011
Springer
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...
TSP
2012
12 years 17 days ago
2012
—In a cognitive radio network, opportunistic spectrum access (OSA) to the underutilized spectrum involves not only sensing the spectrum occupancy but also probing the channel qua...
WOWMOM
2005
ACM
13 years 10 months ago
2005
ACM
Recent advances in Software Defined Radio (SDR), wide band spectrum sensing, and environment aware real-time spectrum allocation [13, 10, 4] show promise of enabling the new para...