221 search results - page 22 / 45 » Dynamic spectrum access in open spectrum wireless networks |
INFOCOM
2008
IEEE
15 years 4 months ago
2008
IEEE
—Recent deregulation initiatives enable cellular providers to sell excess spectrum for secondary usage. In this paper, we investigate the problem of optimal spot pricing of spect...
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INFOCOM
2012
IEEE
13 years 3 days ago
2012
IEEE
—Recent advances in cognitive radio (CR) technology have brought about a number of wireless standards that support opportunistic access to available white-space spectrum. Address...
SECON
2010
IEEE
14 years 7 months ago
2010
IEEE
Throughput maximization is a key challenge in cognitive radio ad hoc networks, where the availability of local spectrum resources may change from time to time and hopby-hop. To ach...
MONET
2008
14 years 9 months ago
2008
This paper investigates a distributed and adaptive approach to manage spectrum usage in dynamic spectrum access networks. While previous works focus on centralized provisioning, w...
IJSNET
2010
14 years 8 months ago
2010
— In this paper, we propose a new dual radio medium access control (MAC) protocol for wireless sensor networks. Our MAC protocol design combines the advantages of low and high fr...