230 search results - page 30 / 46 » Spectrum Management in Cognitive Radio Networks |
CN
2008
13 years 7 months ago
2008
Cognitive radios (CR) have the ability to dynamically adapt to local spectrum availability. In a network comprised of CR-enabled devices, layer-2 auto-configuration involves deter...
CORR
2010
Springer
2010
Springer
Binary is Good: A Binary Inference Framework for Primary User Separation in Cognitive Radio Networks
13 years 4 months ago
Primary users (PU) separation concerns with the issues of distinguishing and characterizing primary users in cognitive radio (CR) networks. We argue the need for PU separation in t...
INFOCOM
2009
IEEE
14 years 2 months ago
2009
IEEE
—Dynamic spectrum access has been proposed as a means to share scarce radio resources, and requires devices to follow protocols that use resources in a proper, disciplined manner...
MOBICOM
2009
ACM
14 years 2 months ago
2009
ACM
Cognitive relays form a special cooperation relationship among users in cognitive radio networks, and help increase the transmission rates of both primary users and secondary user...
WICOMM
2010
13 years 5 months ago
2010
Cognitive radio (CR) has been considered a key technology to enhance overall spectrum utilization by opportunistic transmissions in CR transmitter-receiver link(s). However, CRs m...