49 search results - page 5 / 10 » A Two-Tier Market for Decentralized Dynamic Spectrum Access ... |
WICON
2008
13 years 9 months ago
2008
Demand-driven spectrum allocation can drastically improve performance for WiFi access points struggling under increasing user demands. While their frequency agility makes cognitive...
CN
2006
13 years 7 months ago
2006
Today's wireless networks are characterized by a fixed spectrum assignment policy. However, a large portion of the assigned spectrum is used sporadically and geographical var...
ICC
2008
IEEE
14 years 1 months ago
2008
IEEE
—Cognitive radio (CR) dynamically accessing inactive radio spectrum of the primary system (PS) at link level has attracted a lot of research interests. The cognitive radio networ...
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...
GLOBECOM
2007
IEEE
14 years 1 months ago
2007
IEEE
— Motorola Labs implemented an experimental cognitive radio system for use at the Dynamic Spectrum Access Networks (DySPAN) Symposium 2007. To exercise a practical communication ...