120 search results - page 5 / 24 » Traffic-aware dynamic spectrum access |
VTC
2008
IEEE
14 years 4 days ago
2008
IEEE
— Sharing of the frequency spectrum between licensed primary users and unlicensed secondary users (SUs) requires reliable detection of spectrum occupancy by the SUs. Due to fadin...
WIOPT
2010
IEEE
13 years 4 months ago
2010
IEEE
We consider the problem of providing opportunistic spectrum access to secondary users in wireless cellular networks. From the standpoint of spectrum license holders, achieving ben...
ICC
2007
IEEE
14 years 3 days ago
2007
IEEE
Abstract - In this paper we present a design of a medium access control protocol that allows the utilization of unused licensed spectrum of deployed wireless cellular systems (Prim...
GLOBECOM
2009
IEEE
14 years 16 days ago
2009
IEEE
Abstract—We propose a model-based channel access mechanism for cognitive radio-enabled secondary network, which opportunistically uses the channel of an unslotted primary network...
WOWMOM
2005
ACM
13 years 11 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...