14424 search results - page 19 / 2885 » Modeling Radio Networks |
SECON
2008
IEEE
14 years 2 months ago
2008
IEEE
—Energy-efficient performance is a central challenge in sensor network deployments, and the radio is a major contributor to overall energy node consumption. Current energyeffic...
JSAC
2008
13 years 8 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...
VTC
2008
IEEE
14 years 2 months ago
2008
IEEE
— Broadband access for all will be a key functionality in future mobile radio networks. Depending on the length and the characteristic of the radio wave propagation the performan...
ICASSP
2010
IEEE
13 years 8 months ago
2010
IEEE
—We consider a cognitive radio network with distributed multiple secondary users, where each user independently searches for spectrum opportunities in multiple channels without e...
INFOCOM
2006
IEEE
14 years 2 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 ...