331 search results - page 50 / 67 » Optimal Cooperative Relaying Schemes in IR-UWB Networks |
TON
2010
13 years 5 months ago
2010
—In this paper, we investigate the maximization of the coverage time for a clustered wireless sensor network (WSN) by optimal balancing of power consumption among cluster heads (...
ICC
2007
IEEE
14 years 1 months ago
2007
IEEE
— We study the cross-layer problem of combining routing and cooperative diversity in multi-hop, bandwidthconstrained networks with dedicated multiple access. Previous work in coo...
IPPS
2005
IEEE
14 years 10 days ago
2005
IEEE
Mobile Peer-to-Peer (MP2P) systems consist of mobile peers that collaborate with each other to complete application problems. Information sharing in such environments is a challen...
GLOBECOM
2007
IEEE
14 years 1 months ago
2007
IEEE
— Spectrum sensing is a key enabling functionality in cognitive radio (CR) networks, where the CRs act as secondary users that opportunistically access free frequency bands. Due ...
GLOBECOM
2006
IEEE
14 years 24 days ago
2006
IEEE
This paper considers a sensor network where relay nodes cooperate in order to minimize the total energy consumption for the unicast transmission of a message from a single source ...