PIMRC
2010
IEEE
13 years 11 months ago
2010
IEEE
We propose an opportunistic channel access scheme for cognitive radio-enabled secondary networks. In our work, we model the channel occupancy due to Primary User (PU) activity as a...
WOWMOM
2005
ACM
14 years 7 months ago
2005
ACM
— This paper presents the ALCA (Asymmetric Link Collision Avoidance) protocol. ALCA was designed to deal with a known deficiency of the Basic Scheme [1] for power control in 802...