20 search results - page 4 / 4 » Opportunistic Spectrum Multichannel OFDMA |
INFOCOM
2006
IEEE
13 years 11 months ago
2006
IEEE
— Opportunistic spectrum access and adaptive power management are effective techniques to improve throughput, delay performance, and energy efficiency for wireless networks. In ...
INFOCOM
2012
IEEE
11 years 8 months 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...
MOBICOM
2009
ACM
14 years 6 days ago
2009
ACM
Establishing a control channel for medium access control is a challenging problem in multi-channel and dynamic spectrum access (DSA) networks. In the design of multi-channel MAC p...
JSAC
2008
13 years 5 months ago
2008
We propose the cross-layer based opportunistic multi-channel medium access control (MAC) protocols, which integrate the spectrum sensing at physical (PHY) layer with the packet sch...
TON
2010
13 years 12 days ago
2010
The cognitive radio (CR) paradigm calls for open spectrum access according to a predetermined etiquette. Under this paradigm, CR nodes access the spectrum opportunistically by cont...