123 search results - page 2 / 25 » Wireless Energy Harvesting in a Cognitive Relay Network |
IPSN
2005
Springer
13 years 11 months ago
2005
Springer
Abstract— Sustainable operation of battery powered wireless embedded systems (such as sensor nodes) is a key challenge, and considerable research effort has been devoted to energ...
WCNC
2008
IEEE
14 years 4 days ago
2008
IEEE
— We consider a cognitive wireless relay system that operates on secondary spectrum sharing basis using spectrum pooling. A spectrum pool comprises of a set of available narrowba...
SECON
2007
IEEE
14 years 1 days ago
2007
IEEE
—Increasingly many wireless sensor network deployments are using harvested environmental energy to extend system lifetime. Because the temporal profiles of such energy sources e...
GLOBECOM
2006
IEEE
13 years 11 months ago
2006
IEEE
— In this paper, we investigate the outage performance of cognitive wireless relay networks where source nodes communicate to their destinations via multiple hops facilitated by ...
WICON
2008
13 years 7 months ago
2008
Energy consumption is a perennial issue in the design of wireless sensor networks which typically rely on portable sources like batteries for power. Recent advances in ambient ene...