Sciweavers

181 search results - page 18 / 37
» A New Relaying Scheme for Cheap Wireless Relay Nodes
Sort
View
MOBIHOC
2009
ACM
15 years 10 months ago
Predict and relay: an efficient routing in disruption-tolerant networks
Routing is one of the most challenging open problems in disruption-tolerant networks (DTNs) because of the shortlived wireless connectivity environment. To deal with this issue, r...
Quan Yuan, Ionut Cardei, Jie Wu
98
Voted
GLOBECOM
2007
IEEE
15 years 4 months ago
Two Energy-Saving Schemes for Cooperative Transmission with Opportunistic Large Arrays
— An opportunistic large array (OLA) is a form of cooperative diversity in which a large group of simple, inexpensive relays or forwarding nodes operate without any mutual coordi...
Lakshmi V. Thanayankizil, Aravind Kailas, Mary Ann...
JSAC
2007
115views more  JSAC 2007»
14 years 9 months ago
Energy aware power allocation strategies for multihop-cooperative transmission schemes
Abstract— This paper deals with a cooperative decoded relaying scheme in multihop wireless network and the corresponding transmitters power allocation strategies for nodes belong...
Stefano Savazzi, Umberto Spagnolini
ICC
2007
IEEE
103views Communications» more  ICC 2007»
15 years 4 months ago
On the Relay-Based Coverage Extension for Non-Conventional Multi-Hop Wireless Networks
Abstract— Due to the rapid growth of personal communications, it is now believed that multi-hop topologies will certainly play a key role in forthcoming wireless communications s...
Ramón Agüero, Johnny Choque, Luis Mu&n...
IWCMC
2010
ACM
15 years 2 months ago
Modulation-adaptive cooperation in Rayleigh fading channels with imperfect CSI
Adaptive modulation can improve the throughput of cooperative communications, which has been shown in previous research. So far the adaptive modulation is applied with respect to ...
Yuanyuan Zhang, Yi Ma, Rahim Tafazolli